Manuel d'utilisation / d'entretien du produit S1F70000 du fabricant Epson
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MF302 - 13 T echnical Manual S1F70000 Series T echnical Manual IEEE1394 Controller S1R77801F00A T echnical Manual S1F70000 Series EPSON Electronic Devices Website ELECTRONIC DEVICES MARKETING DIVISION First issue November,1990 U Revised July,2001 in Japan H B 4.
NO TICE No part of this material may be reproduced or duplicated in any from or by any means without the written permission of Seiko Epson. Seiko Epson reserves the right to make changes to this material without notics.
The information of the pr oduct number c hang e Starting April 1, 2001 the product number has been changed as listed belo w . T o order , please use the ne w pr oduct number .
S1F70000 Series T ec hnical Manual.
Contents S1F70000 Series EPSON i Technical Manual Introduction .......................................................................................................................................................................... 1 Selection Guide .
Contents ii EPSON S1F70000 Series Technical Manual S1F76540 Series DESCRIPTION ........................................................................................................................................................ 2–15 FEATURES ...
Contents S1F70000 Series EPSON iii Technical Manual CHARACTERISTICS GRAPH ................................................................................................................................ 3–15 S1F79100Y Series DESCRIPTION ............
Contents iv EPSON S1F70000 Series Technical Manual PACKAGE MARKINGS ................................................................................................................................. 4–26 FUNCTIONAL DESCRIPTIONS ......................
Contents S1F70000 Series EPSON v Technical Manual 5 . Voltage Detector S1F77200Y Series DESCRIPTIO N ................................................................................................................... . ................................
Contents vi EPSON S1F70000 Series Technical Manual EMBOSS CARRIER TAPING STANDARD (SOP2-24pin) TAPING INFORMATIO N ............................................................................................................ . .........................
Introduction S1F70000 Series EPSON 1 Technical Manual This book describes SEIKO EPSON's full lineup of power supply ICs and includes a complete set of product specifications.
Selection Guide 2 EPSON S1F70000 Series Technical Manual Product Features Package • 6.00V positive output voltage regulator. S1F78100Y2A0 • Low operating current (Typ. 3.0 µ A). SOT89-3pin • Input voltage stability (Typ. 0.1%/V). • 5.00V positive output voltage regulator.
Selection Guide S1F70000 Series EPSON 3 Technical Manual Product Features Package • 3.00V positive output voltage regulator. S1F78100Y2D0 • Low operating current (Typ. 3.0 µ A). SOT89-3pin • Input voltage stability (Typ. 0.1%/V). • 2.80V positive output voltage regulator.
Selection Guide 4 EPSON S1F70000 Series Technical Manual Product Features Package • Voltage detection (Typ. 5.00V). S1F77210Y1L0 • Output format: COMS. SOP89-3pin • Low operating power (Typ. 2.0 µ A, V DD = 6.0V). • Voltage detection (Typ. 4.
Selection Guide S1F70000 Series EPSON 5 Technical Manual Product Features Package • Voltage detection (Typ. 4.60V). S1F77210Y120 • Output format: COMS. SOP89-3pin • Low operating power (Typ. 2.0 µ A, V DD = 5.0V). • Voltage detection (Typ. 4.
Selection Guide 6 EPSON S1F70000 Series Technical Manual Product Features Package • Voltage detection (Typ. 1.15V). S1F77200Y1B0 • Output format: N-ch open drain. SOP89-3pin • Low operating power (Typ. 1.5 µ A, V DD = 1.5V). • Voltage detection (Typ.
1. DC/DC Con ver ter.
S1F76600 Series S1F70000 Series EPSON 1–1 Technical Manual S1F76600 Series DESCRIPTION The S1F76600 Series is a highly efficient CMOS DC/ DC converter for doubling an input voltage (from –1.
S1F76600 Series 1–2 EPSON S1F70000 Series Technical Manual Parameter Symbol Rating Unit Input voltage range V I –10.0 to 0.5 V Output voltage range V O Min. –20.0 V Power dissipation P D 300 (DIP) mW 150 (SOP) Operating temperature range T opr –40 to +85 ˚C Storage temperature range T stg –65 to +150 ˚C Soldering temperature(for 10s).
S1F76600 Series S1F70000 Series EPSON 1–3 Technical Manual S1F76600 Series V DD = 0V, Ta = –40 to +85˚C unless otherwise noted Parameter Symbol Condition Rating Unit Min.
S1F76600 Series 1–4 EPSON S1F70000 Series Technical Manual Typical Performance Characteristics 1000 100 10 1 10 100 1000 10000 f OSC [kHz] R OSC [k Ω ] V I = –5V V I = –3V V I = –2V T a = 25 ° C 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 –40 –20 0 20 40 Ta [ ° C] f OSC [kHz] 60 80 100 V I = –5.
S1F76600 Series S1F70000 Series EPSON 1–5 Technical Manual S1F76600 Series 0 –5 –10 01 0 2 0 3 0 V O [V] I O [mA] T a = 25 ° C V I = –3.0V 0 –1 –2 –3 –4 –5 –6 0 2 3 4 5678 9 1 0 1 V O [V] I O [mA] T a = 25 ° C V I = –2.0V (5) Output voltage vs.
S1F76600 Series 1–6 EPSON S1F70000 Series Technical Manual 100 90 80 70 60 50 40 30 20 10 0 1 10 100 1000 P eff [%] f OSC [kHz] I O = 2mA I O = 5mA I O = 10mA I O = 20mA I O = 30mA V I = –5.0V 100 90 80 70 60 50 40 30 20 10 0 1 10 100 1000 P eff [%] f OSC [kHz] I O = 0.
S1F76600 Series S1F70000 Series EPSON 1–7 Technical Manual S1F76600 Series FUNCTIONAL DESCRIPTIONS CR Oscillator S1F76600 has a built-in CR oscillator as the internal os- cillator, and an external oscillation resistor R OSC is con- nected between the pins OSC1 and OSC2 before opera- tion.
S1F76600 Series 1–8 EPSON S1F70000 Series Technical Manual TYPICAL APPLICATIONS Parallel Connection Connecting two or more chips in parallel reduces the output impedance by 1/ n , where n is the number of de- vices used.
S1F76600 Series S1F70000 Series EPSON 1–9 Technical Manual S1F76600 Series Positive Voltage Conversion Diodes can be added to a circuit connected in parallel to make a negative voltage positive.
S1F76620 Series 1–10 EPSON S1F70000 Series Technical Manual DESCRIPTION S1F76620 is a high efficiency and low power consump- tion CMOS DC/DC converter. It enables to obtain 2 times step-up output (3.0 to 16V) from input voltage (1.5 to 8V). Also, S1F76620 enable to drive ICs (liquid crystal driver, analog IC, etc.
S1F76620 Series S1F70000 Series EPSON 1–11 Technical Manual S1F76620 Series PIN DESCRIPTIONS Pin Assignments P OFF GND OSC1 OSC2 1 2 3 4 8 7 6 5 V O CAP1+ CAP1– V DD Pin Assignments of SOP4-8pin Pin descriptions Description Input pin for power off control.
S1F76620 Series 1–12 EPSON S1F70000 Series Technical Manual Pad Center Coordinates (S1F76620D0A0) Chip External Shape Y X + (0,0) 2.60mm 2.30mm Pad Assignment Pad aperture : 100 µ m × 100 µ m Chip thickness : 400 µ m Note Do not bond the NC pad.
S1F76620 Series S1F70000 Series EPSON 1–13 Technical Manual S1F76620 Series FUNCTIONAL DESCRIPTIONS CR Oscillator S1F76620 has a built-in CR oscillator as the internal os- cillator, and an external oscillation resistor R OSC is con- nected between the pins OSC1 and OSC2 before opera- tion.
S1F76620 Series 1–14 EPSON S1F70000 Series Technical Manual ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings (Ta = –40 to +85 ° C) Note 1 Under the conditions exceeding the above absolute maximum ratings, the IC may result in a permanent destruction.
S1F76620 Series S1F70000 Series EPSON 1–15 Technical Manual S1F76620 Series Recommended Operating Conditions (Ta = –40 to +85 ° C) Note 1 All voltages are based on the GND being 0V. Note 2 The figure below shows the recommended circuit for operation with low voltages (V DD = 1.
S1F76620 Series 1–16 EPSON S1F70000 Series Technical Manual Electrical Characteristics (V DD = 5V, Ta = –40 to +85 ° C) Parameter Input supply voltage Output voltage Step-up circuit current consu.
S1F76620 Series S1F70000 Series EPSON 1–17 Technical Manual S1F76620 Series Characteristics Graph (1) Oscillation frequency vs. External resistance for oscillation (2) Oscillation frequency vs. Temperature (3) Step-up circuit current consumption vs.
S1F76620 Series 1–18 EPSON S1F70000 Series Technical Manual (5) Output voltage (V O ) vs. Output current 2 (6) Output voltage (V O ) vs. Output current 3 (7) Output impedance vs.
S1F76620 Series S1F70000 Series EPSON 1–19 Technical Manual S1F76620 Series (9) Step-up power conversion efficiency vs. Output current 1 Input current vs. Output current 1 (11) Step-up power conversion efficiency vs. Output current 3 Input current vs.
S1F76620 Series 1–20 EPSON S1F70000 Series Technical Manual (13) Step-up power conversion efficiency vs. Oscillation frequency 2 (14) Step-up power conversion efficiency vs. Oscillation frequency 3 (15) Step-up start voltage (1) vs. Load resistance 100 90 80 70 60 50 1 10 100 1000 I O =0.
S1F76620 Series S1F70000 Series EPSON 1–21 Technical Manual S1F76620 Series EXAMPLE OF REFERENCE EXTERNAL CONNECTION 2 Times Step-up 2 times step-up output of V O (2 × V DD ) is obtained from the circuit shown in Figure 1.
S1F76620 Series 1–22 EPSON S1F70000 Series Technical Manual Series Connection When S1F76620 is connected in series (V DD and V O in the previous stage are connected to GND and V DD in the next stage respectively), the output voltage can be increased more.
S1F76620 Series S1F70000 Series EPSON 1–23 Technical Manual S1F76620 Series Negative Voltage Conversion S1F76620 can boost input voltage to twice on the positive potential side by using the circuit shown in Figure 6. But the output voltage drops by the forward voltage V F of the diode.
S1F76620 Series 1–24 EPSON S1F70000 Series Technical Manual MEASUREMENT CIRCUIT P OFF V I + – + – GND OSC1 C 2 V O I O R L C 1 R OSC I OPR OSC2 V O CAP1+ CAP1– V DD 1 2 3 A A 4 8 7 6 5 V V.
S1F76620 Series S1F70000 Series EPSON 1–25 Technical Manual S1F76620 Series MECHANICAL DATA S1F76620M0A0 SOP4-8pin 85 14 INDEX D E HE θ e b A 1 A 2 A θ 3 θ 2 L C R R 1 L 1 L 2 * for reference Symbol E D 1 A A 1 A 2 e b C θ L L 1 L 2 H E D θ 2 θ 3 R R 1 Dimension in Milimeters Min.
2. DC/DC Con ver ter & V oltage Regulator.
S1F76610 Series S1F70000 Series EPSON 2–1 Technical Manual S1F76610 Series DESCRIPTION The S1F76610 Series is a highly effecient CMOS DC/ DC converter for doubling or tripling an input voltage. It incorporates an on-chip voltage regulator to ensure stable output at the specified voltage.
S1F76610 Series 2–2 EPSON S1F70000 Series Technical Manual PIN ASSIGNMENTS PIN DESCRIPTIONS S1F76610C0B0/M0B0 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 CAP+ CAP– CAP2+ CAP2– TC1 TC2 V I 14 13 12 11 10 9 8 V.
S1F76610 Series S1F70000 Series EPSON 2–3 Technical Manual S1F76610 Series SPECIFICATIONS Absolute Maximum Ratings Notes 1. Using the IC under conditions exceeding the aforementioned absolute maximum ratings may lead to permanent destruction of the IC.
S1F76610 Series 2–4 EPSON S1F70000 Series Technical Manual 3. R Lmin is a function of V 1 Electrical Characteristics V DD = 0V, V 1 = –5V, Ta = –40 to +85 ° C unless otherwise noted C1 10 µ F .
S1F76610 Series S1F70000 Series EPSON 2–5 Technical Manual S1F76610 Series Uni t Ω % %/V Ω Ω V %/˚C µ A Parameter Output impedance Multiplication efficiency Stabilization output voltage diff.
S1F76610 Series 2–6 EPSON S1F70000 Series Technical Manual Typical Performance Characteristics 1000 100 10 1 10 100 1000 10000 R OSC [k Ω ] f OSC [kHz] V I = –5V V I = –3V V I = –2V T a = 25 ° C 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 –40 –20 0 20 40 60 80 100 Ta [ ° C] f OSC [kHz] V I = –5.
S1F76610 Series S1F70000 Series EPSON 2–7 Technical Manual S1F76610 Series 0 –5 –10 –15 0 1 02 03 0 I O [mA] V o [V] × 2 multiplier × 3 multiplier T a = 25 ° C V I = –3.0V I O [mA] V O [V] 0 01 23456789 1 0 –1 –2 –3 –4 –5 –6 T a = 25 ° C V I = –2.
S1F76610 Series 2–8 EPSON S1F70000 Series Technical Manual 0 12 3456789 1 0 I O [mA] I I [mA] 100 90 80 70 60 50 40 30 20 10 0 40 36 32 28 24 20 16 12 8 4 0 P eff [%] T a = 25 ° C V I = –2.
S1F76610 Series S1F70000 Series EPSON 2–9 Technical Manual S1F76610 Series 1 10 100 1000 f OSC [kHz] 100 90 80 70 60 50 P eff [%] I O = 0.5mA I O = 1.0mA I O = 2.0mA I O = 4.0mA T a = 25 ° C V I = – 3.0V V O = –15V –7.850 –7.900 –7.950 –8.
S1F76610 Series 2–10 EPSON S1F70000 Series Technical Manual 0 5 10 15 20 0.30 0.25 0.20 0.15 0.10 0.05 0.00 T a = 25 ° C V O = –5V V O = –10V V O = –15V I O [mA] |V REG -V O | [V] 50 0 –50 –40 –20 0 20 40 60 80 100 CT0 Ta [ ° C] 100 × |V REG ( ° C)|-|V REG (25 ° C)|/|V REG (25 ° C)| [%] CT1 CT2 (17) Regulator voltage vs.
S1F76610 Series S1F70000 Series EPSON 2–11 Technical Manual S1F76610 Series FUNCTIONAL DESCRIPTIONS CR Oscillator The on-chip CR oscillator network frequency is deter- mined by the external resistor, R OSC , connected be- tween OSC1 and OSC2.
S1F76610 Series 2–12 EPSON S1F70000 Series Technical Manual TYPICAL APPLICATIONS Voltage Tripler with Regulator The following figure shows the circuit required to triple the input voltage, regulate the result and add a tempera- ture gradient of –0.
S1F76610 Series S1F70000 Series EPSON 2–13 Technical Manual S1F76610 Series Serial Connection Connecting two or more chips in series obtains a higher output voltage than can be obtained using a para.
S1F76610 Series 2–14 EPSON S1F70000 Series Technical Manual Simultaneous Voltage Conversion Combining a standard voltage tripler circuit with one for positive voltage conversion generates both –15 and 8.2V outputs from a single input, however, it also raises the output impedance.
S1F76540 Series S1F70000 Series EPSON 2–15 Technical Manual S1F76540 Series DESCRIPTION The S1F76540C0A0/M0A0 is a CMOS process, charge-pumping DC/DC converter and voltage regula- tor featuring the very high efficiency but low power consumption.
S1F76540 Series 2–16 EPSON S1F70000 Series Technical Manual BLOCK DIAGRAM PIN DESCRIPTIONS V DD Power-off control circuit Voltage converter circuit Clock generator circuit Booster control circuit Vo.
S1F76540 Series S1F70000 Series EPSON 2–17 Technical Manual S1F76540 Series Table 2.1 Pin descriptions Pin name Pin No. Pad No. Description V O 1 18 Four-time booster output V RI 2 19 Regulator inpu.
S1F76540 Series 2–18 EPSON S1F70000 Series Technical Manual Table 2.2 Absolute maximum ratings V DD reference Parameter Symbol Rating Unit Remarks Min. Max. Input power voltage V I –26.0/N V DD + 0.3 V N = Boost time V I pin Input pin voltage V 1 V I – 0.
S1F76540 Series S1F70000 Series EPSON 2–19 Technical Manual S1F76540 Series ELECTRICAL CHARACTERISTICS Table 2.3 DC characteristics (1) Parameter Symbol Characteristics Min. Typ. Max. Unit N = Boost time if CT0 is selected –22/N –2.4 V Input power voltage V I N = Boost time if CT1 is selected –22/N –2.
S1F76540 Series 2–20 EPSON S1F70000 Series Technical Manual Parameter Symbol Characteristics Min. Typ. Max. Unit I O = 10 mA, V I = –5.0 V during 4-time boosting 200 300 Ω Boost output impedance R O C1, C2, C3, C O = 10 µ F (tantalum) I O = 10 mA, V I = –3.
S1F76540 Series S1F70000 Series EPSON 2–21 Technical Manual S1F76540 Series Parameter Symbol Characteristics Min. Typ. Max. Unit Regulated output load V RI = –20 V, V REG = –15 V, variation ∆ V O ( * 3) Ta = 25 ° C setup 30 50 mV 0 < I REG < 20 mA V REF0 TC1 = V DD , TC2 = V DD –1.
S1F76540 Series 2–22 EPSON S1F70000 Series Technical Manual Table 2.4 AC characteristics V DD = 0 V and V I = –5.0 V unless otherwise noted Parameter Symbol Conditions Min. Typ. Max. Unit FC = V DD , Ta = 25 ° C 3.0 4.0 6.0 kHz Internal clock frequency 1 f CL1 P OFF1 = V I P OFF2 = V DD Ta = –30 ° C 2.
S1F76540 Series S1F70000 Series EPSON 2–23 Technical Manual S1F76540 Series Figure A1 Characteristic chart: Capacitance vs. output impedance when 4X pressure is applied NOTE: This characteristic chart simply indicates an approximate trend in the characteristics, which may vary depending on evaluation environment, parts used, and other factors.
S1F76540 Series 2–24 EPSON S1F70000 Series Technical Manual Voltage Converter The voltage converter, consisting of a boost control cir- cuit and a voltage converter circuit, receives clocks from the clock generator circuit and boosts the input power voltage (V I ) four, three or two times.
S1F76540 Series S1F70000 Series EPSON 2–25 Technical Manual S1F76540 Series Reference Voltage Circuit The S1F76540 has a built-in reference voltage circuit for voltage regulation.
S1F76540 Series 2–26 EPSON S1F70000 Series Technical Manual Setup: • Relationship between V REG and reference voltage V REG = R1 + R2 × (Reference voltage) • • • • Equation (1) R1 • Cur.
S1F76540 Series S1F70000 Series EPSON 2–27 Technical Manual S1F76540 Series Changing the temperature coefficient: • The temperature coefficient of the regulated voltage depends on the temperature coefficient of the reference voltage (if the division ratio of setup resistors does not depend on the temperature).
S1F76540 Series 2–28 EPSON S1F70000 Series Technical Manual P OFF1 P OFF2 Functions (High = V DD ) (High = V DD ) Oscillator Booster Regulator Applications Mode (Low = V I ) (Low = V I ) circuit circuit PS1 High Low ON ON ON All circuits are turned on.
S1F76540 Series S1F70000 Series EPSON 2–29 Technical Manual S1F76540 Series CHARACTERISTICS GRAPH 200 180 160 140 120 100 80 60 40 Booster current consumption [ µ A] Booster output impedance [ Ω ] 0 300 280 260 240 220 200 180 160 140 120 100 1 23 4567 5 47 3 Input voltage [V] Input voltage (V I ) vs.
S1F76540 Series 2–30 EPSON S1F70000 Series Technical Manual APPLICATION CIRCUIT EXAMPLES Four-time Booster and Regulator Figure 2.8 gives a wiring example of four-time booster and regulator that is the typical S1F76540 application.
S1F76540 Series S1F70000 Series EPSON 2–31 Technical Manual S1F76540 Series ◊ Setup conditions of Figure 2.9 • Internal clock : ON (Low Output mode) • Booster circuit : ON • Regulator : OFF ◊ Power-off procedure • Set the P OFF2 pin to low (V I ) to turn off all circuits.
S1F76540 Series 2–32 EPSON S1F70000 Series Technical Manual Parallel Connection (for Increased Boosting) The parallel connection is useful for reduction of booster output impedance or reduction of ripple volt- age. In the parallel connection of “n” lines, the booster output impedance can be reduced to approximately “1/ n".
S1F76540 Series S1F70000 Series EPSON 2–33 Technical Manual S1F76540 Series ◊ Setup conditions of Figure 2.11 First stage Second stage • Internal clock : ON (Low Output mode) • Internal clock : OFF • Booster circuit : ON • Booster circuit : ON • Regulator : OFF • Regulator : ON (if C T = –0.
S1F76540 Series 2–34 EPSON S1F70000 Series Technical Manual ◊ Setup conditions of Figure 2.12 • Internal clock : ON (Low Output mode) • Booster circuit : ON • Regulator : ON (if C T = –0.04%/ ° C) ◊ Power-off procedure • Set the P OFF1 pin to low (V I ) to turn off all circuits.
S1F76540 Series S1F70000 Series EPSON 2–35 Technical Manual S1F76540 Series Positive Voltage Conversion The S1F76540 can also boost up a voltage to the posi- tive potential using external diodes. In such case, how- ever, the regulator function is unavailable.
S1F76540 Series 2–36 EPSON S1F70000 Series Technical Manual ◊ Output voltages • When diodes are used for voltage boosting, the characteristics of diodes directly affect on the voltage boosting characteristics. The forward voltage drop (V F ) of diodes can reduce the booster output voltage.
S1F76540 Series S1F70000 Series EPSON 2–37 Technical Manual S1F76540 Series ◊ Setup conditions of Figure 2.16 • Internal clock : ON (Low Output mode) • Booster circuit : ON • Regulator : ON • Thermistor resistor : RT ◊ Power-off procedure • Set the P OFF1 pin to low (V I ) to turn off all circuits.
S1F76640 Series 2–38 EPSON S1F70000 Series Technical Manual DESCRIPTION S1F76640 is a high efficiency and low power con- sumption CMOS DC/DC converter. It is roughly di- vided into two portions, step-up circuit and stabilization circuit. The step-up circuit can provide 2 times step-up outputs (3.
S1F76640 Series S1F70000 Series EPSON 2–39 Technical Manual S1F76640 Series BLOCK DIAGRAM Figure 3-1 Block Diagram CAP3+ V O VRI V REG RV P OFF TC1 TC2 CAP2– CAP2+ CAP1– CAP1+ V DD OSC2 GND OSC1.
S1F76640 Series 2–40 EPSON S1F70000 Series Technical Manual PIN ASSIGNMENTS SSOP2-16pin Figure 4-2 Pin Assignments of SSOP2-16pin RV V REG TC1 TC2 P OFF (GND)V SS OSC1 OSC2 1 2 3 4 5 6 7 8 16 15 14 .
S1F76640 Series S1F70000 Series EPSON 2–41 Technical Manual S1F76640 Series Pin No. Pin name Description 1 RV Stabilization voltage regulation pin. When the intermediate tap of the external volume (3-pin resistor) connected between the V DD pin and the V REG pin is connected to the RV pin, V REG output voltage can be adjusted.
S1F76640 Series 2–42 EPSON S1F70000 Series Technical Manual Chip External Shape Figure 4-4 Pad Assignments (x) (y) (t) Chip size : 2.30mm × 2.60mm × 0.30mm PAD aperture : 1 00 µ m × 100 µ m DIE number : F76640D0A0 Pad Center Coordinates S1F7664D0A0 Pad Pad Center Coordinates No.
S1F76640 Series S1F70000 Series EPSON 2–43 Technical Manual S1F76640 Series FUNCTIONAL DESCRIPTIONS CR Oscillator S1F76640 has a built-in CR oscillator as the internal oscillator, and an external oscillation resistor R OSC is connected between the pins OSC1 and OSC2 before operation.
S1F76640 Series 2–44 EPSON S1F70000 Series Technical Manual Note 1 : At the 3 times step-up time, 2 times step-up output (–10V) cannot be taken out from the CAP2– pin. Note 2 : At the 4 times step-up time, 2 times step-up output (–10V) cannot be taken out from the CAP2– pin.
S1F76640 Series S1F70000 Series EPSON 2–45 Technical Manual S1F76640 Series P OFF TC2 TC1 Temperature V REG CR Remarks (Note 1) (Note 1) (Note 1) Gradient C T (Note 2) Output Oscillator — 1(V DD ) Low(V SS ) Low(V SS ) –0.40%/ ˚C ON ON — 1(V DD ) Low(V SS ) High(V O ) –0.
S1F76640 Series 2–46 EPSON S1F70000 Series Technical Manual ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings Parameter Symbol Rating Unit Remarks Min. Max. Input supply voltage V DD GND-0.3 24/N V V DD N = 2 : 2 times step-up N = 3 : 3 times step-up N = 4 : 4 times step-up Input pin voltage V I GND–0.
S1F76640 Series S1F70000 Series EPSON 2–47 Technical Manual S1F76640 Series Recommended Operating Conditions Note 1 : All voltages are based on the GND being 0V. Note 2 : The figure below shows the recommended circuit for operation with low voltages (V DD =1.
S1F76640 Series 2–48 EPSON S1F70000 Series Technical Manual Electrical Characteristics Unless otherwise specified, Ta=–40˚C to +85˚C GND=0V, V DD =5V Parameter Symbol Specification Value Unit Conditions Measurement Min. Typ. Max. Circuit Input supply voltage V DD 1.
S1F76640 Series S1F70000 Series EPSON 2–49 Technical Manual S1F76640 Series Measurement Circuit (Described on S1F76640M0A0) Step-up circuit characteristic measurement circuit Stabilization circuit characteristic measurement circuit Note 1 : All voltage values are based on GND being 0V.
S1F76640 Series 2–50 EPSON S1F70000 Series Technical Manual Input leak current measurement circuit 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 A Connection to each measurement pin.
S1F76640 Series S1F70000 Series EPSON 2–51 Technical Manual S1F76640 Series 1000 100 10 1 10 100 1000 10000 30 28 26 24 22 20 18 16 14 12 10 -40 -20 0 20 40 60 80 100 f osc[kHz] T a[˚C] f osc[kH Z .
S1F76640 Series 2–52 EPSON S1F70000 Series Technical Manual 12 10 8 6 4 2 0 V O [V] 8 7 6 5 4 3 2 1 0 V O [V] I O [mA] 0 5 10 20 15 I O [mA] 012 3 4 5 6 7 8 9 1 0 T a=25˚C V DD =3V C 1 to C 4 =10 .
S1F76640 Series S1F70000 Series EPSON 2–53 Technical Manual S1F76640 Series 100 90 80 70 60 50 40 30 20 10 0 P eff[%] 150 120 90 60 30 0 I DD [mA] I DD [mA] 100 90 80 70 60 50 40 30 20 10 0 100 90 8.
S1F76640 Series 2–54 EPSON S1F70000 Series Technical Manual (13) Step-up power conversion (14) Step-up power conversion efficiency vs. Oscillation frequency 2 efficiency vs. Oscillation frequency 3 (15) Step-up start voltage (1) vs. Load resistance (16) Stabilization output saturation resistance vs.
S1F76640 Series S1F70000 Series EPSON 2–55 Technical Manual S1F76640 Series (17) Output voltage (V REG ) vs. Output current 1 (18) Output voltage (V REG ) vs. Output current 2 (19) Output voltage (V REG ) vs. Output current 3 (20) Reference voltage vs.
S1F76640 Series 2–56 EPSON S1F70000 Series Technical Manual MECHANICAL DATA Plastic SSOP2-16pin Unit : mm +0.007 –0.008 (0.002) 0.05 (0.016) 0.4 (0.014 0.36 ± 0.1 +0.004 –0.003 ) (0.059 ± 0.003) 1.5 ± 0.1 (0.066Max.) 1.7Max. (0.173 4.4 ± 0.2 –0.
S1F76640 Series S1F70000 Series EPSON 2–57 Technical Manual S1F76640 Series APPLICATION EXAMPLE 2 Times Step-up, 3 Times Step-up and 4 Times Step-up Figure 8.1 shows the connection for getting 4 times step-up output of an input voltage by operating the step-up circuit only.
S1F76640 Series 2–58 EPSON S1F70000 Series Technical Manual Parallel Connection It is possible to make the output impedance R O small when several pieces of the circuit shown in Figure 8.1 are connected. Parallel connection of n circuits reduces R O to 1/n approximately.
S1F76640 Series S1F70000 Series EPSON 2–59 Technical Manual S1F76640 Series Note 1 : Precautions on Load Connection When a load is connected between GND in the first stage (or potential below GND in the second stage other than that) and V REG in the second stage as shown in Figure 8.
S1F76640 Series 2–60 EPSON S1F70000 Series Technical Manual Negative Voltage Conversion S1F76640 can boost input voltage to negative power on the negative potential side by using the circuit shown in Figure 8.6. (In case of 3 times step-up, remove the capacitor C 3 and the diode D 4 and short-circuit the both ends of D 4 .
S1F76640 Series S1F70000 Series EPSON 2–61 Technical Manual S1F76640 Series Example of Temperature Gradient Change by External Temperature Sensor (Ther- mistor) S1F76640 has a temperature gradient selection circuit inside the stabilization circuit, and three kinds of tempera- ture gradients, –0.
S1F76640 Series 2–62 EPSON S1F70000 Series Technical Manual Configuration Example of Voltage Stabilized Output (V REG ) Electronic Volume Circuit Figure 8.
S1F76640 Series S1F70000 Series EPSON 2–63 Technical Manual S1F76640 Series Configuration Example of High Magnification Step-up Circuit with Diode S1F76640, if an external diode is attached, can realize 5 times or more step-up operation and voltage stabilized output.
3. V oltage Regulator.
S1F78100Y Series S1F70000 Series EPSON 3–1 Technical Manual S1F78100Y Series DESCRIPTION SCI78100Y Series is a fixed type positive voltage regu- lator developed by using the CMOS silicon gate proces.
S1F78100Y Series 3–2 EPSON S1F70000 Series Technical Manual PIN DESCRIPTIONS Pin No. Pin name Description 1V SS Input voltage pin (minus side) 2V DD Input voltage pin (plus side) 3V O Output voltage.
S1F78100Y Series S1F70000 Series EPSON 3–3 Technical Manual S1F78100Y Series FUNCTIONAL DESCRIPTIONS S1F78100Y Series is a fixed positive output type volt- age regulator of series regulator system and is fitted with an output control MOS transistor between the in- put and output pins as shown in the figure below.
S1F78100Y Series 3–4 EPSON S1F70000 Series Technical Manual Product Output Voltage Min. Typ. Max. S1F78100Y2A0 5.75 6.00 6.25 S1F78100Y2B0 4.90 5.00 5.10 S1F78100Y2M0 4.40 4.50 4.60 S1F78100Y2P0 3.90 4.00 4.10 S1F78100Y2K0 3.80 3.90 4.00 S1F78100Y2N0 3.
S1F78100Y Series S1F70000 Series EPSON 3–5 Technical Manual S1F78100Y Series RECOMMENDED OPERATING CONDITIONS Parameter Symbol Min. Typ. Max. Unit Input voltage V DD –V SS –– 1 5 V Output current I O 0.01 – – mA Parameter Symbol Rating Unit Input voltage V DD –V SS 21 V Output voltage V O V DD +0.
S1F78100Y Series 3–6 EPSON S1F70000 Series Technical Manual ELECTRICAL CHARACTERISTICS S1F78100Y2A0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I —— — 1 5 V Output voltage V O V DD =8.
S1F78100Y Series S1F70000 Series EPSON 3–7 Technical Manual S1F78100Y Series S1F78100Y2M0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I — ——1 5 V Output voltage V O V DD =6.
S1F78100Y Series 3–8 EPSON S1F70000 Series Technical Manual S1F78100Y2K0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I —— — 1 5 V Output voltage V O V DD =6.
S1F78100Y Series S1F70000 Series EPSON 3–9 Technical Manual S1F78100Y Series S1F78100Y2T0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I — ——1 5 V Output voltage V O V DD =5.
S1F78100Y Series 3–10 EPSON S1F70000 Series Technical Manual S1F78100Y2D0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I —— — 1 5 V Output voltage V O V DD =5.
S1F78100Y Series S1F70000 Series EPSON 3–11 Technical Manual S1F78100Y Series S1F78100Y2L0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I — ——1 5 V Output voltage V O V DD =5.
S1F78100Y Series 3–12 EPSON S1F70000 Series Technical Manual S1F78100Y2G0 (Unless otherwise specified, Ta ranges from –40˚C to +85˚C.) Parameter Symbol Conditions (V SS =0.0V) Min. Typ. Max. Unit Input voltage V I —— — 1 5 V Output voltage V O V DD =3.
S1F78100Y Series S1F70000 Series EPSON 3–13 Technical Manual S1F78100Y Series Note : Circuit Diagram for Measuring Supply Voltage Rejection Ratio Characteristic f in =50kHz V DD V DD V SS V O C L I .
S1F78100Y Series 3–14 EPSON S1F70000 Series Technical Manual EXAMPLE OF REFERENCE EXTERNAL CONNECTION MECHANICAL DATA S1F78100Y SOT89-3pin (2pin) (3pin) S1F78100Y Series V DD V O V SS (1pin) C IN C OUT Input voltage Output voltage 12 1.5 0.48Max. 0.
S1F78100Y Series S1F70000 Series EPSON 3–15 Technical Manual S1F78100Y Series CHARACTERISTICS GRAPH S1F78100Y2B0 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 I OPR –T a I OPR [ µ A] (V O –V I )[A] 6.0 5.0 4.0 3.0 2.0 1.0 0.0 7.0 6.0 5.0 4.0 3.0 2.
S1F78100Y Series 3–16 EPSON S1F70000 Series Technical Manual 5.5 5.0 4.5 V O [V] 6.0 5.0 4.0 3.0 2.0 1.0 0.0 V O [V] V I [V] V O –V I 0 5 10 15 –40 –20 0 20 40 60 80 100 I O =–10mA I O = –50mA T a=25˚C T a [˚C] V DD =7V V O –T a –50 –40 –30 –20 –10 0 5.
S1F78100Y Series S1F70000 Series EPSON 3–17 Technical Manual S1F78100Y Series S1F78100Y2G0 (V O –V I )[V] I OPR [ µ A] 6.0 5.0 4.0 3.0 2.0 1.0 0.0 I OPR [ µ A] V I [V] I OPR –V I I OPR –T a 0 5 10 15 –40 –20 0 20 40 60 80 100 T a [˚C] V DD =1.
S1F78100Y Series 3–18 EPSON S1F70000 Series Technical Manual –10 –8 –6 –4 –2 0 2.5 2.0 1.5 V O –I O V O [V] I O [mA] T a=25˚C V DD =3V 5 4 3 2 1 0 ∆ V O [mV] –40 –20 0 20 40 60 80 100 T a [˚C] V DD =3V –10mA ≤ 10 ≤ –1mA ∆ V O –T a –40 –20 0 20 40 60 80 100 2.
S1F78100Y Series S1F70000 Series EPSON 3–19 Technical Manual S1F78100Y Series S1F78100Y2H0 I OPR [ µ A] 6.0 5.0 4.0 3.0 2.0 1.0 0.0 I OPR [ µ A] V I [V] I OPR –V I I OPR –T a 0 5 10 15 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 –40 –20 0 20 40 60 80 100 T a [˚C] V DD =3V T a=25˚C I O =0mA (V O –V I )[V] 1.
S1F78100Y Series 3–20 EPSON S1F70000 Series Technical Manual 2.0 1.5 1.0 V O [V] –40 –20 0 20 40 60 80 100 T a [˚C] V DD =3V V O –T a ∆ V O [mV] –40 –20 0 20 40 60 80 100 T a [˚C] V DD =3V 1mA ≤ I O ≤ 30mA ∆ V O –T a 5 4 3 2 1 0 2.
S1F79100Y Series S1F70000 Series EPSON 3–21 Technical Manual S1F79100Y Series DESCRIPTION S1F79100Y series voltage regulators provide step- down and stabilization for an input voltage to a speci- fied fixed voltage.
S1F79100Y Series 3–22 EPSON S1F70000 Series Technical Manual PIN DESCRIPTIONS SPECIFICATIONS Absolute Maximum Ratings Electrical Characteristics S1F79100Y1H0 Pin No. Pin name Description 1V I Input voltage 2 GND Ground 3V O Output voltage Parameter Symbol Rating Unit Input voltage V I –GND –21 V Output voltage V O GND + 0.
S1F79100Y Series S1F70000 Series EPSON 3–23 Technical Manual S1F79100Y Series S1F79100Y1G0 S1F79100Y1D0 (V DD = 0V, Ta = –40 ° C to +85 ° C unless otherwise noted) Parameter Symbol Conditions Rating Unit Min. Typ. Max. Input voltage V I — –15.
S1F79100Y Series 3–24 EPSON S1F70000 Series Technical Manual S1F79100Y1P0 (V DD = 0V, Ta = –40 ° C to +85 ° C unless otherwise noted) Parameter Symbol Conditions Rating Unit Min. Typ. Max. Input voltage V I — –15.0 — — V Output voltage V O V I = –6.
S1F79100Y Series S1F70000 Series EPSON 3–25 Technical Manual S1F79100Y Series Typical Performance Characteristics S1F79100Y1B0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 –40 –20 0 20 40 60 80 100 T a [˚C] I OPR [ µ A] V I = 7V 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0 –15 –10 –5 V I [V] I OPR [ µ A] T a = 25˚C I O = 0mA I OPR vs.
S1F79100Y Series 3–26 EPSON S1F70000 Series Technical Manual –5.5 –5.0 –4.5 –40 –20 0 20 40 60 80 100 T a [˚C] V O [V] V I = –7V I O = 10mA –6.0 –5.0 –4.0 –3.0 –2.0 –1.0 0.0 0 –5 –10 –15 V I [V] V O [V] I O = 10mA I O = 50mA T a = 25˚C V O vs.
S1F79100Y Series S1F70000 Series EPSON 3–27 Technical Manual S1F79100Y Series S1F79100Y1P0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 –40 –20 0 20 40 60 80 100 T a [˚C] I OPR [ µ A] V I = –7V 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0 –15 –10 –5 V I [V] I OPR [ µ A] T a = 25˚C I O = 0mA I OPR vs.
S1F79100Y Series 3–28 EPSON S1F70000 Series Technical Manual –4.5 –4.0 –3.5 –40 –20 0 20 40 60 80 100 T a [˚C] V O [V] V I = –7V I O = 10mA –6.0 –5.0 –4.0 –3.0 –2.0 –1.0 0.0 0 –5 –10 –15 V I [V] V O [V] I O = 10mA I O = 50mA I O = 30mA T a = 25˚C V O vs.
S1F79100Y Series S1F70000 Series EPSON 3–29 Technical Manual S1F79100Y Series S1F79100Y1D0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 –40 –20 0 20 40 60 80 100 T a [˚C] I OPR [ µ A] V I = –5V 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0 –15 –10 –5 V I [V] I OPR [ µ A] T a = 25˚C I O = 0mA I OPR vs.
S1F79100Y Series 3–30 EPSON S1F70000 Series Technical Manual –3.5 –3.0 –2.5 –40 –20 0 20 40 60 80 100 T a [˚C] V O [V] V I = –5V I O = 10mA –6.0 –5.0 –4.0 –3.0 –2.0 –1.0 0.0 0 –5 –10 –15 V I [V] V O [V] I O = 10mA I O = 30mA T a = 25˚C V O vs.
S1F79100Y Series S1F70000 Series EPSON 3–31 Technical Manual S1F79100Y Series S1F79100Y1G0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 –40 –20 0 20 40 60 80 100 T a [˚C] I OPR [ µ A] V I = –3V 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0 –15 –10 –5 V I [V] I OPR [ µ A] T a = 25˚C I O = 0mA I OPR vs.
S1F79100Y Series 3–32 EPSON S1F70000 Series Technical Manual –2.5 –2.0 –1.5 –40 –20 0 20 40 60 80 100 T a [˚C] V O [V] V I = –3V I O = 1mA –6.0 –5.0 –4.0 –3.0 –2.0 –1.0 0.0 0 –5 –10 –15 V I [V] V O [V] I O = 10mA I O = 50mA I O = 30mA T a = 25˚C V O vs.
S1F79100Y Series S1F70000 Series EPSON 3–33 Technical Manual S1F79100Y Series S1F79100Y1H0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 –40 –20 0 20 40 60 80 100 T a [˚C] I OPR [ µ A] V I = –3V 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0 –15 –10 –5 V I [V] I OPR [ µ A] T a = 25˚C I O = 0mA I OPR vs.
S1F79100Y Series 3–34 EPSON S1F70000 Series Technical Manual –2.0 –1.5 –1.0 –40 –20 0 20 40 60 80 100 T a [˚C] V O [V] V I = –3V I O = 1mA –6.0 –5.0 –4.0 –3.0 –2.0 –1.0 0.0 0 –5 –10 –15 V I [V] V O [V] I O = 1mA I O = 30mA I O = 10mA T a = 25˚C V O vs.
S1F79100Y Series S1F70000 Series EPSON 3–35 Technical Manual S1F79100Y Series PACKAGE MARKINGS The markings on S1F79100Y series device packages use the following abbreviations. Marking locations V oltage regulator code Output voltage code FUNCTIONAL DESCRIPTIONS Basic Operation The S1F79100Y series uses a 3-pin series regulator feedback loop.
S1F79100Y Series 3–36 EPSON S1F70000 Series Technical Manual Differential amplifier The built-in differential amplifier generates a potential at point X that adjusts the gate bias of the output transis- tor if there is any difference betweeen V REF and V REG .
S1F79100Y Series S1F70000 Series EPSON 3–37 Technical Manual S1F79100Y Series R 1 helps reduce the affect of I SS on V F . It is also re- quired when I SS is lower than the diode bias current. For certain input voltages, a Zener diode with the re- verse polarity can be used.
4. DC/DC Switching Regulator s.
S1F76300 Series S1F70000 Series EPSON 4–1 Technical Manual S1F76300 Series The S1F76300 series of CMOS switching regulators comprises nine series—the S1F76310, S1F76380 series featuring built-in RC oscillators, the S1F76330 series requiring external crystal oscillators.
S1F76300 Series 4–2 EPSON S1F70000 Series Technical Manual BLOCK DIAGRAMS S1F76310 Series V I2 V I1 Reference voltage generator CR oscillator PWCR V SW V O GND RST PS Control switch S1F76380 Series .
S1F76300 Series S1F70000 Series EPSON 4–3 Technical Manual S1F76300 Series PIN ASSIGNMENTS S1F76310 Series S1F76380 Series PIN DESCRIPTIONS S1F76310 Series Pin No. Pin name Description 1 PWCR Power-on clear. See note 1. 2 RST Reset signal output. See note 1.
S1F76300 Series 4–4 EPSON S1F70000 Series Technical Manual SPECIFICATIONS Absolute Maximum Ratings S1F76310 series Parameter Symbol Rating Unit Input voltage V I1 7V Output current I O 100 mA Output.
S1F76300 Series S1F70000 Series EPSON 4–5 Technical Manual S1F76300 Series S1F76310M1B0 V SS = 0V, Ta = 25 ˚C unless otherwise noted Parameter Symbol Condition Rating Unit Min. Typ. Max. Input voltage V I1 V O > V I2 0.9 — 2.0 V V I2 0.9 — 2.
S1F76300 Series 4–6 EPSON S1F70000 Series Technical Manual S1F76310M1K0 V SS = 0V, Ta = 25 ˚C unless otherwise noted Parameter Symbol Condition Rating Unit Min. Typ. Max. Input voltage V I1 V O > V I2 0.9 — 2.0 V V I2 0.9 — 2.0 V Output voltage V O V l1 = 1.
S1F76300 Series S1F70000 Series EPSON 4–7 Technical Manual S1F76300 Series S1F76380M1H0 V SS = 0V, Ta = 25 ˚C unless otherwise noted Parameter Symbol Condition Rating Unit Min. Typ. Max. Input voltage V I1 0.9 — 2.0 V Output voltage V O V l1 = 1.
S1F76300 Series 4–8 EPSON S1F70000 Series Technical Manual Typical Performance Characteristics Detection voltage vs. ambient temperature Clock frequency vs.
S1F76300 Series S1F70000 Series EPSON 4–9 Technical Manual S1F76300 Series Output voltage vs. ambient temperature (S1F76380M1H0) Output voltage vs. ambient temperature (S1F76380M1L0) S1F76310M1B0, S1F76310M1K0 Clock frequency vs. input voltage –30 2.
S1F76300 Series 4–10 EPSON S1F70000 Series Technical Manual Load Characteristics S1F76310M1A0 Notes Inductor: TDK NLF453232-221k (220 µ H) Diode: Shindengen DINS4 Schottky barrier diode Capacitor: NEC MSUB20J106M (10 µ F) Notes 1.
S1F76300 Series S1F70000 Series EPSON 4–11 Technical Manual S1F76300 Series S1F76380M1L0 Notes 1. V I1 = 1.5V 2. Inductor: TDK NLF453232 series Diode: Shindengen DINS4 Schottky barrier diode Capacit.
S1F76300 Series 4–12 EPSON S1F70000 Series Technical Manual Reset delays S1F76310M1A0 S1F76310M1K0 200 150 100 50 0 0.1 0.5 1.0 0.6 0.8 0.2 0.3 C ( µ F) t pd (msec) 0.7 0.4 R = 200 k Ω R = 100 k Ω 200 150 100 50 0 0.1 0.5 1.0 0.6 0.8 0.2 0.3 C ( µ F) t pd (msec) 0.
S1F76300 Series S1F70000 Series EPSON 4–13 Technical Manual S1F76300 Series Timing diagram Measurement circuit PACKAGE MARKINGS S1F76310, S1F76380 series device packages use the following markings.
S1F76300 Series 4–14 EPSON S1F70000 Series Technical Manual Reference voltage generator and output voltage regulator The reference voltage generator regulates V I1 to gener- ate a votlage for the voltage regulator and voltage detec- tion circuits. The voltage regulator regulates the boosted output votlage.
S1F76300 Series S1F70000 Series EPSON 4–15 Technical Manual S1F76300 Series Output voltage response compensation The S1F76380 series are provided with a response com- pensation input.
S1F76300 Series 4–16 EPSON S1F70000 Series Technical Manual Inductor Use an inductor with low direct-current resistance and low losses. Leadless Pre-wound, leadless inductors using surface-mount technology are the most suitable for portable equipment and other space-critical applications.
S1F76300 Series S1F70000 Series EPSON 4–17 Technical Manual S1F76300 Series Sample External Components Leadless Inductors TDK NKF453232 series magnetically shielded leadless inductors Inductance LQ frequency Device DC resistance Rated current Device ( µ H) Qmin (MHz) frequency ( Ω -Max.
S1F76300 Series 4–18 EPSON S1F70000 Series Technical Manual Drum coil inductors Taiyo Yuuden FL series micro-inductors Toroidal coil inductors Tohoku Metal Industries HP series toroidal coil inductors Device Inductance Direct current (mA) FL3H 0.22 µ H to 10 µ H 280 to 670 FL4H 0.
S1F76300 Series S1F70000 Series EPSON 4–19 Technical Manual S1F76300 Series Diodes Shindengen DINS4 Schottky barrier diodes Parameter Symbol Condition Rating Unit Min.
S1F76300 Series 4–20 EPSON S1F70000 Series Technical Manual Other Applications Voltage booster Combining an S1F76310 switching regulator with an S1F76610C/M DC/DC converter and voltage regulator creates the voltage booster circuit shown in the follow- ing figure.
S1F76300 Series S1F70000 Series EPSON 4–21 Technical Manual S1F76300 Series Output voltage adjustment To ensure stable output, any circuit that adjusts the out- put voltage must contain C1, R A and R B . To stop switching current from affecting V O , the circuit must also satisfy the condition I O < I R .
S1F76300 Series 4–22 EPSON S1F70000 Series Technical Manual Voltage (V) Multiplication Output Crystal Product frequency Voltage Power-on Battery Response voltage Oscillator Package Input Output source detection clear backup compensation temperature Output characteristic S1F76330M1B0 1.
S1F76300 Series S1F70000 Series EPSON 4–23 Technical Manual S1F76300 Series PIN DESCRIPTIONS S1F76330 series Number Name Description 1C O Crystal drain 2C I Crystal gate 3 GND Ground 4V SW External inductor drive 5V O Output voltage 6C L O Oscillator output 7V I Step-up input voltage 8 PS Power save.
S1F76300 Series 4–24 EPSON S1F70000 Series Technical Manual SPECIFICATIONS Absolute Maximum Ratings S1F76330 series Parameter Symbol Rating Unit Input voltage V I1 7V Output current I O 100 mA Outpu.
S1F76300 Series S1F70000 Series EPSON 4–25 Technical Manual S1F76300 Series Typical Performance Characteristics Standby current vs. ambient temperature Normalized frequency deviation vs. input voltage 1 Normalized frequency deviation vs. gate capacitance 1 Normalized frequency deviation vs.
S1F76300 Series 4–26 EPSON S1F70000 Series Technical Manual Load characteristics S1F76330M1B0 Notes Inductor: TDK NLF453232-221k (220 µ H) Diode: Shindengen DINS4 Schottky barrier diode Capacitor: NEC MSVB20J106M (10 µ F) Notes 1.
S1F76300 Series S1F70000 Series EPSON 4–27 Technical Manual S1F76300 Series FUNCTIONAL DESCRIPTIONS Basic Voltage Booster Operation Tr1 switches ON and OFF at the frequency of the clock pulses from the crystal oscillator. When the transistor is ON, the circuit stores energy in L.
S1F76300 Series 4–28 EPSON S1F70000 Series Technical Manual Powering up Ensure that V O is at least the minimum operating volt- age (0.9V) before switching on the booster circuit. One way to do this is to connect a capacitor between PS and GND so that the chip connects V O to V I when the power is applied for the first time.
S1F76300 Series S1F70000 Series EPSON 4–29 Technical Manual S1F76300 Series Diode Use a Schottky barrier diode with a high switching speed and low forward voltage drop, V F . Capacitor To minimize ripple voltages, use capacitors with a small equivalent direct-current resistance for smooth- ing.
S1F76300 Series 4–30 EPSON S1F70000 Series Technical Manual Device Inductance ( µ H) Direct current (mA) FL3H 0.22 to 10 280 to 670 FL4H 0.47 to 12 300 to 680 FL5H 10 to 1000 50 to 320 FL7H 680 to .
S1F76300 Series S1F70000 Series EPSON 4–31 Technical Manual S1F76300 Series Parameter Symbol Conditions Rating Unit Min. Typ. Max. Forward voltage V F I F = 1.
S1F76300 Series 4–32 EPSON S1F70000 Series Technical Manual Other Applications Voltage booster Combining an S1F76330M1B0 switching regulator with an S1F76610C/M DC/DC converter and voltage regulator creates the voltage booster circuit shown in the following figure.
S1F76300 Series S1F70000 Series EPSON 4–33 Technical Manual S1F76300 Series Output voltage adjustment To ensure stable output, any circuit that adjusts the out- put voltage must contain C1, R A and R B . To stop switching current from affecting V O , the circuit must also satisfy the condition I O < I R .
S1F71100 Series 4–34 EPSON S1F70000 Series Technical Manual DESCRIPTION S1F71100 is a pulse width modulation (PWM) type step-down DC/DC converter control IC for which the CMOS process is used and to which a power transistor is connected outside.
S1F71100 Series S1F70000 Series EPSON 4–35 Technical Manual S1F71100 Series PIN ASSIGNMENTS S SCAP POFFX V DD I SENSE V SS V O ERCAP SWO Inde x 1 2 3 4 8 7 6 5 PIN DESCRIPTIONS Pin No.
S1F71100 Series 4–36 EPSON S1F70000 Series Technical Manual FUNCTIONAL DESCRIPTIONS Description of Operation S1F71100 is a step-down switching regulator control IC of load current detection type pul.
S1F71100 Series S1F70000 Series EPSON 4–37 Technical Manual S1F71100 Series Power Off Function S1F71100 can control circuit operations according to external signal control. When the POFFX pin is con- nected to the V SS level, all circuits stop their operations and their powers are turned off.
S1F71100 Series 4–38 EPSON S1F70000 Series Technical Manual ELECTRICAL CHARACTERISTICS DC Characteristics (S1F71100M0A0) Unless otherwise specified, Ta = 25˚C. Parameter Symbol Conditions Specification Unit Min. Typ. Max. Input supply voltage V DD — 3.
S1F71100 Series S1F70000 Series EPSON 4–39 Technical Manual S1F71100 Series EXAMPLE OF EXTERNAL CONNECTION OF REFERENCE CIRCUIT Example of Standard Circuit – + + – + – POFFX I SENSE SWO V SS V.
S1F71100 Series 4–40 EPSON S1F70000 Series Technical Manual MECHANICAL DATA Lead type STD (SOP4–8pin STD) Symbol Dimension in Milimeters Dimension in Inches * Min. Nom. Max. Min. Nom. Max. E 4.8 5 5.2 (0.189) (0.197) (0.204) D 1 A 1.75 (0.069) A 1 0.
S1F71200 Series S1F70000 Series EPSON 4–41 Technical Manual S1F71200 Series DESCRIPTION S1F71200 is a step-up/step-down DC/DC converter control IC for which the CMOS process is used and to which a power transistor is connected outside.
S1F71200 Series 4–42 EPSON S1F70000 Series Technical Manual BLOCK DIAGRAM SWO V DD1 V DD2 EXO V O SRC I REF V REF SSC V SS SWC V C POFFX V SW I SENSE Oscillator PWM _ + + _ _ + Driver Overcurrent de.
S1F71200 Series S1F70000 Series EPSON 4–43 Technical Manual S1F71200 Series PIN ASSIGNMENTS 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 Inde x SSOP2–16pin.
S1F71200 Series 4–44 EPSON S1F70000 Series Technical Manual PIN DESCRIPTIONS Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin name V DD1 V DD2 EXO V O SRC I REF V REF (N.
S1F71200 Series S1F70000 Series EPSON 4–45 Technical Manual S1F71200 Series Description of Operation S1F71200 is a switching regulator (step-up) and series regulator (step-down) control IC of pulse width modu- lation (PWM) system.
S1F71200 Series 4–46 EPSON S1F70000 Series Technical Manual Overcurrent Protection Circuit The overcurrent protection circuit functions when an overcurrent flows through the current detection resistor during the step-up operation and the voltage at the I SENSE pin rises over the set voltage value.
S1F71200 Series S1F70000 Series EPSON 4–47 Technical Manual S1F71200 Series ABSOLUTE MAXIMUM RATINGS Symbol V DD EXO V O SRC I REF V REF POFFX V C SWC V SW SSC I SENSE SWO P D T opr T stg T sol Applicable Pin V DD1 V DD2 EXO V O SRC I REF V REF POFFX V C SWC V SW SSC I SENSE SWO P D — — — Rating 15.
S1F71200 Series 4–48 EPSON S1F70000 Series Technical Manual ELECTRICAL CHARACTERISTICS S1F71200M0A0 (Output : 5.0V) DC Characteristics Unless otherwise specified, Ta = 25 ° C.
S1F71200 Series S1F70000 Series EPSON 4–49 Technical Manual S1F71200 Series * These values are available when external parts are used in the example of circuit connection shown on the at- tached sheet. The characteristics vary with applicable parts.
S1F71200 Series 4–50 EPSON S1F70000 Series Technical Manual S1F71200M0B0 (Output : 3.3V) DC Characteristics Unless otherwise specified, Ta = 25 ° C. Min. 2.5 — — — 3.15 — — — — — –0.6 1.0 — — 0.8V DD1 — Max. 12.0 12.0 — — 3.
S1F71200 Series S1F70000 Series EPSON 4–51 Technical Manual S1F71200 Series * These values are available when external parts are used in the example of circuit connection shown on the at- tached sheet. The characteristics vary with applicable parts.
S1F71200 Series 4–52 EPSON S1F70000 Series Technical Manual EXAMPLE OF EXTERNAL CONNECTION OF REFERENCE CIRCUIT Basic Circuit SWO V DD1 V DD2 EXO V O SRC I REF V REF SSC V SS SWC V C POFFX V SW I SE.
S1F71200 Series S1F70000 Series EPSON 4–53 Technical Manual S1F71200 Series Example of Parts Connection SWO V DD1 S1F71200 V DD2 PNPT r EXO V O CV SW D L SRC CV OUT CV DD1 V BA T AC/DC I REF V REF R.
S1F71200 Series 4–54 EPSON S1F70000 Series Technical Manual MECHANICAL DATA Plastic SSOP2-16pin Reference 9 8 16 1 D D 1 E H E b A 1 A 2 A INDEX e θ 3 θ 2 L C R R 1 L 1 L 2 θ * for reference Symbol E D 1 A A 1 A 2 e b C θ L L 1 L 2 H E D θ 2 θ 3 R R 1 Min.
5 . V olt a g e Detector.
S1F70000 Serie s EPSO N 5 –1 Technical Manual S1F77200Y Series S1F77200Y Series DESCRIPTION The S1F77200Y series products are non-adjusting volt- age detectors being developed utilizing he base of the CMOS silicon gate process.
S1F77200Y Series 5 – 2 EPSO N S1F70000 Series Technical Manual LINEUP Table 5-1 Product Voltage detectable Output type Output phase Min. Typ. Max. Less than V DET V DET or above S1F77210Y1C0 2.10 2.15 2.20 CMOS Low level High level S1F77210Y1P0 2.20 2.
S1F70000 Serie s EPSO N 5 –3 Technical Manual S1F77200Y Series S1F77200Y Series BLOCK DIAGRAM S1F77200Y1 * 0 Type S1F77200Y2 * 0 Type S1F77210Y1 * 0 Type S1F77210Y2 * 0 Type S1F77220Y1 * 0 Type S1F77220Y2 * 0 Type Note: A different code can be employed for the ones preceded by * marking depending on their detecting voltage specification.
S1F77200Y Series 5 – 4 EPSO N S1F70000 Series Technical Manual PIN DESCRIPTIONS Pin No. Pin name Description 1 OUT Voltage detection output pin 2V DD Input voltage pin (positive side) 3V SS Input vo.
S1F70000 Serie s EPSO N 5 –5 Technical Manual S1F77200Y Series S1F77200Y Series The following figures show the input and output characteristics of the S1F77200Y series.
S1F77200Y Series 5 – 6 EPSO N S1F70000 Series Technical Manual ELECTRIC CHARACTERISTICS S1F77210Y1P0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.
S1F70000 Serie s EPSO N 5 –7 Technical Manual S1F77200Y Series S1F77200Y Series S1F77210Y1S0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.
S1F77200Y Series 5 – 8 EPSO N S1F70000 Series Technical Manual S1F77210Y1F0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.50 — 12.0 V Detection voltage V DET Ta = 25 ° C 2.
S1F70000 Serie s EPSO N 5 –9 Technical Manual S1F77200Y Series S1F77200Y Series S1F77210Y1G0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.
S1F77200Y Series 5 –1 0 EPSO N S1F70000 Series Technical Manual S1F77210Y1 30 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.50 — 12.
S1F70000 Serie s EPSO N 5 –11 Technical Manual S1F77200Y Series S1F77200Y Series S1F77210Y1M0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.
S1F77200Y Series 5 –1 2 EPSO N S1F70000 Series Technical Manual S1F77210Y1 20 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.50 — 12.
S1F70000 Serie s EPSO N 5 –13 Technical Manual S1F77200Y Series S1F77200Y Series S1F77210Y1L0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.
S1F77200Y Series 5 –1 4 EPSO N S1F70000 Series Technical Manual S1F77210Y1 F0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.50 — 12.
S1F70000 Serie s EPSO N 5 –15 Technical Manual S1F77200Y Series S1F77200Y Series S1F77200Y1F0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 1.
S1F77200Y Series 5 –1 6 EPSO N S1F70000 Series Technical Manual S1F77200Y1 N0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 0.80 — 10.
S1F70000 Serie s EPSO N 5 –17 Technical Manual S1F77200Y Series S1F77200Y Series S1F77200Y1Y0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 0.
S1F77200Y Series 5 –1 8 EPSO N S1F70000 Series Technical Manual S1F77200Y1 V0 (Ta = –30 ° C to +85 ° C is assumed except where otherwise specified.) Parameter Symbol Conditions (V SS = 0.0V) Min. Typ. Max. Unit Operating voltage V DD 0.80 — 10.
S1F70000 Serie s EPSO N 5 –19 Technical Manual S1F77200Y Series S1F77200Y Series EXAMPLES OF EXTERNAL CONNECTION (3pin) (2pin) (1pin) V DD V SS OUT S1F77210Y Series Input voltage (+) Input voltage (.
S1F77200Y Series 5 –2 0 EPSO N S1F70000 Series Technical Manual SAMPLE CIRCUITS (S1F77210Y S eries ) CR timer circuit When the S1F77210Y circuit configured as shown in Figure 5-14, it can be used as a CR timer circuit.
S1F70000 Serie s EPSO N 5 –21 Technical Manual S1F77200Y Series S1F77200Y Series SAMPLE CIRCUITS (S1F77200Y Series) CR timer circuit When the S1F77200Y circuit is configured as shown in Figure 5-16, it can be used as a CR timer circuit.
S1F77200Y Series 5 –2 2 EPSO N S1F70000 Series Technical Manual S1F 77210Y PRECAUTIONS Short cut current on the S1F77210 (CMOS output voltage detector) Since the S1F77200Y series employs CMOS output, as an input voltage nears the detection voltage range, short cut current is flown between V DD and V SS .
6 . Appendix.
S1F70000 Serie s EPSO N 6 –1 Technical Manual Appendix Appendix ABSOLUTE MAXIMUM RATINGS Absolute maximum ratings are the maximum physical and electrical ratings of a device beyond which perfor- mance degradation or damage will occur. Always check circuit conditions before using a device to avoid exceeding these ratings.
6 – 2 EPSO N S1F70000 Series Technical Manual Appendix Symbol Parameter I OPR2 Stabilization circuit power dissipation I Q Quiescent current I R Reverse current I SWQ Switching transistor leakage cu.
S1F70000 Serie s EPSO N 6 –3 Technical Manual Appendix Appendix Symbol Parameter V I Input voltage V IH High-level input voltage V IL Low-level input voltage V I Input voltage V O Output voltage V o.
6 – 4 EPSO N S1F70000 Series Technical Manual Appendix MECHANICAL DATA Plastic DIP–8pin Plastic QFP5–48pin Plastic SOP3–8pin Plastic DIP–14pin Plastic QFP12-48pin Plastic SOP4–8pin Unit: mm Unit: mm Unit: mm Unit: mm Unit: mm Unit: mm 9.7 Max.
S1F70000 Serie s EPSO N 6 –5 Technical Manual Appendix Appendix Plastic SOP5–14pin Plastic SOP2-24pin Plastic SSOP2–16pin SOT 89–3pin Plastic SOP2–28pin Plastic SSOP1–20pin Unit: mm Unit: mm Unit: mm Unit: mm Unit: mm Unit: mm 8 14 7 1 INDEX 1.
6 – 6 EPSO N S1F70000 Series Technical Manual Appendix TAPING INFORMATION T he emboss carrier taping standard is shown in the following table and figure. This standard conforms to Dimension code Dimensions/angles (mm/ ° ) A 5.0 B 4.6 D 1.5 +0.1, –0.
S1F70000 Serie s EPSO N 6 –7 Technical Manual Appendix Appendix Dimension code Dimensions (mm) A 178 ± 2.0 B 80 ± 1.0 C 13.0 ± 0.5 D 21.0 ± 1.0 E 2.0 ± 0.5 W 14.0 (See note.) W1 1.5 ± 0.1 W2 17 (See note.) r 1.0 REEL SPECIFICATIONS The reel specifications are shown in the following table and figure.
6 – 8 EPSO N S1F70000 Series Technical Manual Appendix TAPING INFORMATION T he emboss carrier taping standard is shown in the following table and figure. This standard conforms to the EIAJ RCI009B electronic parts taping specification. Each tape holds 2,000 devices.
S1F70000 Serie s EPSO N 6 –9 Technical Manual Appendix Appendix REEL SPECIFICATIONS The reel specifications are shown in the following table and figure. The reel is made of paperboard. Dimension code Dimensions (mm) A 330 ± 2.0 B 80 ± 1.0 C 13.0 ± 0.
6 –1 0 EPSO N S1F70000 Series Technical Manual Appendix Type F product are positioned so that the index mark is on the opposite side to the sprocket holes, as shown in the following figure.
S1F70000 Serie s EPSO N 6 –11 Technical Manual Appendix Appendix TAPING INFORMATION The emboss carrier taping standard is shown in the following table and figure. This standard conforms to Dimension code Dimensions (mm/ ° ) P2 2.0 ± 0.1 T 0.3 ± 0.
6 –1 2 EPSO N S1F70000 Series Technical Manual Appendix REEL SPECIFICATIONS The reel specifications are shown in the following table and figure. The reel is made of paperboard.
S1F70000 Serie s EPSO N 6 –13 Technical Manual Appendix Appendix Type F products are positioned so that the index mark is on the opposite side to the sprocket holes, as shown in the following figure.
6 –1 4 EPSO N S1F70000 Series Technical Manual Appendix TAPING INFORMATION The emboss carrier taping standard is shown in the following table and figure. This standard conforms to Dimension code Dimensions (mm) P0 4.0 ± 0.1 P2 2.0 ± 0.1 T 0.3 ± 0.
S1F70000 Serie s EPSO N 6 –15 Technical Manual Appendix Appendix Tape configuration The tape configuration is shown in the following figure. Blank sections are provided as a leader and trailer, with 1,000 SOP2 packages fitted into the com- ponent mounting section between them.
6 –1 6 EPSO N S1F70000 Series Technical Manual Appendix REEL SPECIFICATIONS The reel specifications are shown in the following table and figure. The reel is made of conductive PVC.
S1F70000 Serie s EPSO N 6 –17 Technical Manual Appendix Appendix Type F products are positioned so that the index mark is on the opposite side to the sprocket holes, as shown in the following figure.
AMERICA EPSON ELECTRONICS AMERICA, INC. HEADQUARTERS 150 River Oaks Parkway San Jose, CA 95134, U.S.A. Phone : +1-408-922-0200 Fax : +1-408-922-0238 SALES OFFICES West 1960 E. Grand Avenue El Segundo, CA 90245, U.S.A. Phone : +1-310-955-5300 Fax : +1-310-955-5400 Central 101 Virginia Street, Suite 290 Crystal Lake, IL 60014, U.
NO TICE No part of this material may be reproduced or duplicated in any from or by any means without the written permission of Seiko Epson. Seiko Epson reserves the right to make changes to this material without notics.
MF302 - 11 T echnical Manual S1F70000 Series T echnical Manual IEEE1394 Controller S1R77801F00A T echnical Manual S1F70000 Series EPSON Electronic Devices Website ELECTRONIC DEVICES MARKETING DIVISION First issue November,1990 U Revised July,2002 in Japan H B 4.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Epson S1F70000 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Epson S1F70000 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Epson S1F70000, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Epson S1F70000 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Epson S1F70000, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Epson S1F70000.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Epson S1F70000. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Epson S1F70000 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
