Epson Power Supply S1F70000 User Manual

MF302-13Technical ManualS1F70000 Series Technical ManualIEEE1394 ControllerS1R77801F00ATechnical ManualS1F70000 SeriesEPSON Electronic Devices Website

Contentsvi EPSON S1F70000 SeriesTechnical ManualEMBOSS CARRIER TAPING STANDARD (SOP2-24pin)TAPING INFORMATION...

S1F76640 SeriesS1F70000 Series EPSON 2–57Technical ManualS1F76640SeriesAPPLICATION EXAMPLE2 Times Step-up, 3 Times Step-up and 4 Times Step-up Figur

S1F76640 Series2–58 EPSON S1F70000 SeriesTechnical ManualParallel Connection It is possible to make the output impedance RO small when several piece

S1F76640 SeriesS1F70000 Series EPSON 2–59Technical ManualS1F76640SeriesNote 1 : Precautions on Load ConnectionWhen a load is connected between GND in

S1F76640 Series2–60 EPSON S1F70000 SeriesTechnical ManualNegative Voltage Conversion S1F76640 can boost input voltage to negative power on the negat

S1F76640 SeriesS1F70000 Series EPSON 2–61Technical ManualS1F76640SeriesExample of Temperature Gradient Change by External Temperature Sensor (Ther-mis

S1F76640 Series2–62 EPSON S1F70000 SeriesTechnical ManualConfiguration Example of Voltage Stabilized Output (VREG) Electronic Volume CircuitFigure 8.9

S1F76640 SeriesS1F70000 Series EPSON 2–63Technical ManualS1F76640SeriesConfiguration Example of High Magnification Step-up Circuit with Diode S1F76

3. Voltage Regulator

S1F78100Y SeriesS1F70000 Series EPSON 3–1Technical ManualS1F78100YSeriesDESCRIPTIONSCI78100Y Series is a fixed type positive voltage regu-lator develo

S1F78100Y Series3–2 EPSON S1F70000 SeriesTechnical ManualPIN DESCRIPTIONSPin No. Pin name Description1VSS Input voltage pin (minus side)2VDD Input vol

IntroductionS1F70000 Series EPSON 1Technical ManualThis book describes SEIKO EPSON's full lineup ofpower supply ICs and includes a complete set o

S1F78100Y SeriesS1F70000 Series EPSON 3–3Technical ManualS1F78100YSeriesFUNCTIONAL DESCRIPTIONSS1F78100Y Series is a fixed positive output type volt-a

S1F78100Y Series3–4 EPSON S1F70000 SeriesTechnical ManualProductOutput VoltageMin. Typ. Max.S1F78100Y2A0 5.75 6.00 6.25S1F78100Y2B0 4.90 5.00 5.10S1F7

S1F78100Y SeriesS1F70000 Series EPSON 3–5Technical ManualS1F78100YSeriesRECOMMENDED OPERATING CONDITIONSParameter Symbol Min. Typ. Max. UnitInput volt

S1F78100Y Series3–6 EPSON S1F70000 SeriesTechnical ManualELECTRICAL CHARACTERISTICSS1F78100Y2A0(Unless otherwise specified, Ta ranges from –40˚C to +8

S1F78100Y SeriesS1F70000 Series EPSON 3–7Technical ManualS1F78100YSeriesS1F78100Y2M0(Unless otherwise specified, Ta ranges from –40˚C to +85˚C.)Parame

S1F78100Y Series3–8 EPSON S1F70000 SeriesTechnical ManualS1F78100Y2K0(Unless otherwise specified, Ta ranges from –40˚C to +85˚C.)Parameter Symbol Cond

S1F78100Y SeriesS1F70000 Series EPSON 3–9Technical ManualS1F78100YSeriesS1F78100Y2T0(Unless otherwise specified, Ta ranges from –40˚C to +85˚C.)Parame

S1F78100Y Series3–10 EPSON S1F70000 SeriesTechnical ManualS1F78100Y2D0(Unless otherwise specified, Ta ranges from –40˚C to +85˚C.)Parameter Symbol Con

S1F78100Y SeriesS1F70000 Series EPSON 3–11Technical ManualS1F78100YSeriesS1F78100Y2L0(Unless otherwise specified, Ta ranges from –40˚C to +85˚C.)Param

S1F78100Y Series3–12 EPSON S1F70000 SeriesTechnical ManualS1F78100Y2G0(Unless otherwise specified, Ta ranges from –40˚C to +85˚C.)Parameter Symbol Con

Selection Guide2 EPSON S1F70000 SeriesTechnical ManualProduct Features Package• 6.00V positive output voltage regulator.S1F78100Y2A0 • Low operating c

S1F78100Y SeriesS1F70000 Series EPSON 3–13Technical ManualS1F78100YSeriesNote : Circuit Diagram for Measuring Supply Voltage Rejection Ratio Character

S1F78100Y Series3–14 EPSON S1F70000 SeriesTechnical ManualEXAMPLE OF REFERENCE EXTERNAL CONNECTIONMECHANICAL DATA S1F78100Y SOT89-3pin(2pin) (3pin

S1F78100Y SeriesS1F70000 Series EPSON 3–15Technical ManualS1F78100YSeriesCHARACTERISTICS GRAPHS1F78100Y2B02.01.81.61.41.21.00.80.60.40.20.0IOPR–TaIOPR

S1F78100Y Series3–16 EPSON S1F70000 SeriesTechnical Manual5.55.04.5VO [V]6.05.04.03.02.01.00.0VO [V]VI [V]VO–VI0 5 10 15–40 –20 0 20 40 60 80 100IO=–1

S1F78100Y SeriesS1F70000 Series EPSON 3–17Technical ManualS1F78100YSeriesS1F78100Y2G0(VO–VI)[V] IOPR [µA]6.05.04.03.02.01.00.0IOPR [µA]VI [V]IOPR–VIIO

S1F78100Y Series3–18 EPSON S1F70000 SeriesTechnical Manual–10 –8 –6 –4 –2 02.52.01.5VO–IOVO [V]IO [mA]Ta=25˚CVDD=3V543210∆VO [mV]–40 –20 0 20 40 60 80

S1F78100Y SeriesS1F70000 Series EPSON 3–19Technical ManualS1F78100YSeriesS1F78100Y2H0IOPR [µA]6.05.04.03.02.01.00.0IOPR [µA]VI [V]IOPR–VIIOPR–Ta0 5 10

S1F78100Y Series3–20 EPSON S1F70000 SeriesTechnical Manual2.01.51.0VO [V]–40 –20 0 20 40 60 80 100Ta [˚C]VDD=3VVO–Ta∆VO [mV]–40 –20 0 20 40 60 80 100T

S1F79100Y SeriesS1F70000 Series EPSON 3–21Technical ManualS1F79100YSeriesDESCRIPTIONS1F79100Y series voltage regulators provide step-down and stabiliz

S1F79100Y Series3–22 EPSON S1F70000 SeriesTechnical ManualPIN DESCRIPTIONSSPECIFICATIONSAbsolute Maximum RatingsElectrical CharacteristicsS1F79100Y1H0

Selection GuideS1F70000 Series EPSON 3Technical ManualProduct Features Package• 3.00V positive output voltage regulator.S1F78100Y2D0 • Low operating c

S1F79100Y SeriesS1F70000 Series EPSON 3–23Technical ManualS1F79100YSeriesS1F79100Y1G0S1F79100Y1D0(VDD = 0V, Ta = –40°C to +85°C unless otherwise noted

S1F79100Y Series3–24 EPSON S1F70000 SeriesTechnical ManualS1F79100Y1P0(VDD = 0V, Ta = –40°C to +85°C unless otherwise noted)Parameter Symbol Condition

S1F79100Y SeriesS1F70000 Series EPSON 3–25Technical ManualS1F79100YSeriesTypical Performance CharacteristicsS1F79100Y1B07.06.05.04.03.02.01.00.0–40 –2

S1F79100Y Series3–26 EPSON S1F70000 SeriesTechnical Manual–5.5–5.0–4.5–40 –20 0 20 40 60 80 100Ta [˚C]VO [V]VI = –7VIO = 10mA–6.0–5.0–4.0–3.0–2.0–1.00

S1F79100Y SeriesS1F70000 Series EPSON 3–27Technical ManualS1F79100YSeriesS1F79100Y1P07.06.05.04.03.02.01.00.0–40 –20 0 20 40 60 80 100Ta [˚C]IOPR [µA]

S1F79100Y Series3–28 EPSON S1F70000 SeriesTechnical Manual–4.5–4.0–3.5–40 –20 0 20 40 60 80 100Ta [˚C]VO [V]VI = –7VIO = 10mA–6.0–5.0–4.0–3.0–2.0–1.00

S1F79100Y SeriesS1F70000 Series EPSON 3–29Technical ManualS1F79100YSeriesS1F79100Y1D07.06.05.04.03.02.01.00.0–40 –20 02040 60 80 100Ta [˚C]IOPR [µA]VI

S1F79100Y Series3–30 EPSON S1F70000 SeriesTechnical Manual–3.5–3.0–2.5–40 –20 0 20 40 60 80 100Ta [˚C]VO [V]VI = –5VIO = 10mA–6.0–5.0–4.0–3.0–2.0–1.00

S1F79100Y SeriesS1F70000 Series EPSON 3–31Technical ManualS1F79100YSeriesS1F79100Y1G07.06.05.04.03.02.01.00.0–40 –20 0 20 40 60 80 100Ta [˚C]IOPR [µA]

S1F79100Y Series3–32 EPSON S1F70000 SeriesTechnical Manual–2.5–2.0–1.5–40 –20 0 20 40 60 80 100Ta [˚C]VO [V]VI = –3VIO = 1mA–6.0–5.0–4.0–3.0–2.0–1.00.

Selection Guide4 EPSON S1F70000 SeriesTechnical ManualProduct Features Package• Voltage detection (Typ. 5.00V).S1F77210Y1L0 • Output format: COMS. SOP

S1F79100Y SeriesS1F70000 Series EPSON 3–33Technical ManualS1F79100YSeriesS1F79100Y1H07.06.05.04.03.02.01.00.0–40 –20 0 20 40 60 80 100Ta [˚C]IOPR [µA]

S1F79100Y Series3–34 EPSON S1F70000 SeriesTechnical Manual–2.0–1.5–1.0–40 –20 0 20 40 60 80 100Ta [˚C]VO [V]VI = –3VIO = 1mA–6.0–5.0–4.0–3.0–2.0–1.00.

S1F79100Y SeriesS1F70000 Series EPSON 3–35Technical ManualS1F79100YSeriesPACKAGE MARKINGSThe markings on S1F79100Y series device packagesuse the follo

S1F79100Y Series3–36 EPSON S1F70000 SeriesTechnical ManualDifferential amplifierThe built-in differential amplifier generates a potentialat point X th

S1F79100Y SeriesS1F70000 Series EPSON 3–37Technical ManualS1F79100YSeriesR1 helps reduce the affect of ISS on VF. It is also re-quired when ISS is lo

4. DC/DC Switching Regulators

S1F76300 SeriesS1F70000 Series EPSON 4–1Technical ManualS1F76300SeriesThe S1F76300 series of CMOS switching regulatorscomprises nine series—the S1F763

S1F76300 Series4–2 EPSON S1F70000 SeriesTechnical ManualBLOCK DIAGRAMSS1F76310 SeriesVI2VI1ReferencevoltagegeneratorCRoscillatorPWCRVSWVOGNDRSTPSContr

S1F76300 SeriesS1F70000 Series EPSON 4–3Technical ManualS1F76300SeriesPIN ASSIGNMENTSS1F76310 Series S1F76380 SeriesPIN DESCRIPTIONSS1F76310 SeriesPin

S1F76300 Series4–4 EPSON S1F70000 SeriesTechnical ManualSPECIFICATIONSAbsolute Maximum RatingsS1F76310 seriesParameter Symbol Rating UnitInput voltage

Selection GuideS1F70000 Series EPSON 5Technical ManualProduct Features Package• Voltage detection (Typ. 4.60V).S1F77210Y120 • Output format: COMS. SOP

S1F76300 SeriesS1F70000 Series EPSON 4–5Technical ManualS1F76300SeriesS1F76310M1B0VSS = 0V, Ta = 25 ˚C unless otherwise notedParameter Symbol Conditio

S1F76300 Series4–6 EPSON S1F70000 SeriesTechnical ManualS1F76310M1K0VSS = 0V, Ta = 25 ˚C unless otherwise notedParameter Symbol ConditionRatingUnitMin

S1F76300 SeriesS1F70000 Series EPSON 4–7Technical ManualS1F76300SeriesS1F76380M1H0VSS = 0V, Ta = 25 ˚C unless otherwise notedParameter Symbol Conditio

S1F76300 Series4–8 EPSON S1F70000 SeriesTechnical ManualTypical Performance CharacteristicsDetection voltage vs. ambient temperatureClock frequency vs

S1F76300 SeriesS1F70000 Series EPSON 4–9Technical ManualS1F76300SeriesOutput voltage vs. ambient temperature(S1F76380M1H0)Output voltage vs. ambient t

S1F76300 Series4–10 EPSON S1F70000 SeriesTechnical ManualLoad CharacteristicsS1F76310M1A0NotesInductor: TDK NLF453232-221k (220µH)Diode: Shindengen

S1F76300 SeriesS1F70000 Series EPSON 4–11Technical ManualS1F76300SeriesS1F76380M1L0Notes1. VI1 = 1.5V2. Inductor: TDK NLF453232 seriesDiode: Shinden

S1F76300 Series4–12 EPSON S1F70000 SeriesTechnical ManualReset delaysS1F76310M1A0 S1F76310M1K02001501005000.1 0.5 1.00.6 0.80.2 0.3C (µF)tpd (msec)0.7

S1F76300 SeriesS1F70000 Series EPSON 4–13Technical ManualS1F76300SeriesTiming diagram Measurement circuitPACKAGE MARKINGSS1F76310, S1F76380 series dev

S1F76300 Series4–14 EPSON S1F70000 SeriesTechnical ManualReference voltage generator and outputvoltage regulatorThe reference voltage generator regula

Selection Guide6 EPSON S1F70000 SeriesTechnical ManualProduct Features Package• Voltage detection (Typ. 1.15V).S1F77200Y1B0 • Output format: N-ch open

S1F76300 SeriesS1F70000 Series EPSON 4–15Technical ManualS1F76300SeriesOutput voltage response compensationThe S1F76380 series are provided with a res

S1F76300 Series4–16 EPSON S1F70000 SeriesTechnical ManualInductorUse an inductor with low direct-current resistance andlow losses.LeadlessPre-wound, l

S1F76300 SeriesS1F70000 Series EPSON 4–17Technical ManualS1F76300SeriesSample External ComponentsLeadless InductorsTDK NKF453232 series magnetically s

S1F76300 Series4–18 EPSON S1F70000 SeriesTechnical ManualDrum coil inductorsTaiyo Yuuden FL series micro-inductorsToroidal coil inductorsTohoku Metal

S1F76300 SeriesS1F70000 Series EPSON 4–19Technical ManualS1F76300SeriesDiodesShindengen DINS4 Schottky barrier diodesParameter Symbol ConditionRatingU

S1F76300 Series4–20 EPSON S1F70000 SeriesTechnical ManualOther ApplicationsVoltage boosterCombining an S1F76310 switching regulator with anS1F76610C/M

S1F76300 SeriesS1F70000 Series EPSON 4–21Technical ManualS1F76300SeriesOutput voltage adjustmentTo ensure stable output, any circuit that adjusts the

S1F76300 Series4–22 EPSON S1F70000 SeriesTechnical ManualVoltage (V)MultiplicationOutputCrystalProduct frequencyVoltage Power-on Battery Response volt

S1F76300 SeriesS1F70000 Series EPSON 4–23Technical ManualS1F76300SeriesPIN DESCRIPTIONSS1F76330 seriesNumber Name Description1CO Crystal drain2CI Crys

S1F76300 Series4–24 EPSON S1F70000 SeriesTechnical ManualSPECIFICATIONSAbsolute Maximum RatingsS1F76330 seriesParameter Symbol Rating UnitInput voltag

1. DC/DC Converter

S1F76300 SeriesS1F70000 Series EPSON 4–25Technical ManualS1F76300SeriesTypical Performance CharacteristicsStandby current vs. ambient temperatureNorma

S1F76300 Series4–26 EPSON S1F70000 SeriesTechnical ManualLoad characteristicsS1F76330M1B0NotesInductor: TDK NLF453232-221k (220µH)Diode: Shindengen

S1F76300 SeriesS1F70000 Series EPSON 4–27Technical ManualS1F76300SeriesFUNCTIONAL DESCRIPTIONSBasic Voltage Booster OperationTr1 switches ON and OFF a

S1F76300 Series4–28 EPSON S1F70000 SeriesTechnical ManualPowering upEnsure that VO is at least the minimum operating volt-age (0.9V) before switching

S1F76300 SeriesS1F70000 Series EPSON 4–29Technical ManualS1F76300SeriesDiodeUse a Schottky barrier diode with a high switchingspeed and low forward vo

S1F76300 Series4–30 EPSON S1F70000 SeriesTechnical ManualDevice Inductance (µH) Direct current (mA)FL3H 0.22 to 10 280 to 670FL4H 0.47 to 12 300 to 68

S1F76300 SeriesS1F70000 Series EPSON 4–31Technical ManualS1F76300SeriesParameter Symbol ConditionsRatingUnitMin. Typ. Max.Forward voltage VFIF = 1.1A,

S1F76300 Series4–32 EPSON S1F70000 SeriesTechnical ManualOther ApplicationsVoltage boosterCombining an S1F76330M1B0 switching regulatorwith an S1F7661

S1F76300 SeriesS1F70000 Series EPSON 4–33Technical ManualS1F76300SeriesOutput voltage adjustmentTo ensure stable output, any circuit that adjusts the

S1F71100 Series4–34 EPSON S1F70000 SeriesTechnical ManualDESCRIPTIONS1F71100 is a pulse width modulation (PWM) typestep-down DC/DC converter control I

S1F76600 SeriesS1F70000 Series EPSON 1–1Technical ManualS1F76600SeriesDESCRIPTIONThe S1F76600 Series is a highly efficient CMOS DC/DC converter for do

S1F71100 SeriesS1F70000 Series EPSON 4–35Technical ManualS1F71100SeriesPIN ASSIGNMENTSSSCAPPOFFXVDDISENSEVSSVOERCAPSWOIndex12348765PIN DESCRIPTIONSPin

S1F71100 Series4–36 EPSON S1F70000 SeriesTechnical ManualFUNCTIONAL DESCRIPTIONSDescription of OperationS1F71100 is a step-down switching regulator co

S1F71100 SeriesS1F70000 Series EPSON 4–37Technical ManualS1F71100SeriesPower Off FunctionS1F71100 can control circuit operations according toexternal

S1F71100 Series4–38 EPSON S1F70000 SeriesTechnical ManualELECTRICAL CHARACTERISTICSDC Characteristics (S1F71100M0A0)Unless otherwise specified, Ta = 2

S1F71100 SeriesS1F70000 Series EPSON 4–39Technical ManualS1F71100SeriesEXAMPLE OF EXTERNAL CONNECTION OF REFERENCE CIRCUITExample of Standard Circuit–

S1F71100 Series4–40 EPSON S1F70000 SeriesTechnical ManualMECHANICAL DATALead type STD (SOP4–8pin STD)Symbol Dimension in Milimeters Dimension in Inche

S1F71200 SeriesS1F70000 Series EPSON 4–41Technical ManualS1F71200SeriesDESCRIPTIONS1F71200 is a step-up/step-down DC/DC convertercontrol IC for which

S1F71200 Series4–42 EPSON S1F70000 SeriesTechnical ManualBLOCK DIAGRAMSWOVDD1VDD2EXOVOSRCIREFVREFSSCVSSSWCVCPOFFXVSWISENSEOscillatorPWM_++__+DriverOve

S1F71200 SeriesS1F70000 Series EPSON 4–43Technical ManualS1F71200SeriesPIN ASSIGNMENTS12345678161514131211109IndexSSOP2–16pin

S1F71200 Series4–44 EPSON S1F70000 SeriesTechnical ManualPIN DESCRIPTIONSPin No.12345678910111213141516Pin nameVDD1VDD2EXOVOSRCIREFVREF(N.C)POFFXVCSWC

S1F76600 Series1–2 EPSON S1F70000 SeriesTechnical ManualParameter Symbol Rating UnitInput voltage range VI –10.0 to 0.5 VOutput voltage range VO Min.

S1F71200 SeriesS1F70000 Series EPSON 4–45Technical ManualS1F71200SeriesDescription of OperationS1F71200 is a switching regulator (step-up) and seriesr

S1F71200 Series4–46 EPSON S1F70000 SeriesTechnical ManualOvercurrent Protection CircuitThe overcurrent protection circuit functions when anovercurrent

S1F71200 SeriesS1F70000 Series EPSON 4–47Technical ManualS1F71200SeriesABSOLUTE MAXIMUM RATINGSSymbolVDDEXOVOSRCIREFVREFPOFFXVCSWCVSWSSCISENSESWOPDTop

S1F71200 Series4–48 EPSON S1F70000 SeriesTechnical ManualELECTRICAL CHARACTERISTICSS1F71200M0A0 (Output : 5.0V)DC Characteristics Unless otherwise spe

S1F71200 SeriesS1F70000 Series EPSON 4–49Technical ManualS1F71200Series* These values are available when external parts are used in the example of cir

S1F71200 Series4–50 EPSON S1F70000 SeriesTechnical ManualS1F71200M0B0 (Output : 3.3V)DC Characteristics Unless otherwise specified, Ta = 25°C.Min.2.5—

S1F71200 SeriesS1F70000 Series EPSON 4–51Technical ManualS1F71200Series* These values are available when external parts are used in the example of cir

S1F71200 Series4–52 EPSON S1F70000 SeriesTechnical ManualEXAMPLE OF EXTERNAL CONNECTION OF REFERENCE CIRCUITBasic CircuitSWOVDD1VDD2EXOVOSRCIREFVREFSS

S1F71200 SeriesS1F70000 Series EPSON 4–53Technical ManualS1F71200SeriesExample of Parts ConnectionSWOVDD1S1F71200VDD2PNPTrEXOVOCVSWDLSRCCVOUTCVDD1VBAT

S1F71200 Series4–54 EPSON S1F70000 SeriesTechnical ManualMECHANICAL DATAPlastic SSOP2-16pinReference98161DD1EHEbA1A2AINDEXeθ3θ2LCRR1L1L2θ* for referen

NOTICENo part of this material may be reproduced or duplicated in any from or by any means without thewritten permission of Seiko Epson. Seiko Epson

S1F76600 SeriesS1F70000 Series EPSON 1–3Technical ManualS1F76600SeriesVDD = 0V, Ta = –40 to +85˚C unless otherwise notedParameter Symbol Condition Rat

5. Voltage Detector

S1F70000 SeriesEPSON5–1Technical ManualS1F77200Y SeriesS1F77200YSeriesDESCRIPTIONThe S1F77200Y series products are non-adjusting volt-age detectors be

S1F77200Y Series5–2EPSONS1F70000 SeriesTechnical ManualLINEUPTable 5-1ProductVoltage detectableOutput typeOutput phaseMin. Typ. Max. Less than VDET VD

S1F70000 SeriesEPSON5–3Technical ManualS1F77200Y SeriesS1F77200YSeriesBLOCK DIAGRAMS1F77200Y1*0 Type S1F77200Y2*0 TypeS1F77210Y1*0 Type S1F77210Y2*0 T

S1F77200Y Series5–4EPSONS1F70000 SeriesTechnical ManualPIN DESCRIPTIONSPin No. Pin name Description1 OUT Voltage detection output pin2VDD Input voltag

S1F70000 SeriesEPSON 5–5Technical ManualS1F77200Y SeriesS1F77200YSeriesThe following

S1F77200Y Series5–6EPSONS1F70000 SeriesTechnical ManualELECTRIC CHARACTERISTICSS1F77210Y1P0(Ta = –30°C to +85°C is assumed except where otherwise spec

S1F70000 SeriesEPSON5–7Technical ManualS1F77200Y SeriesS1F77200YSeriesS1F77210Y1S0(Ta = –30°C to +85°C is assumed except where otherwise specified.)Pa

S1F77200Y Series5–8EPSONS1F70000 SeriesTechnical ManualS1F77210Y1F0(Ta = –30°C to +85°C is assumed except where otherwise specified.)Parameter Symbol

S1F70000 SeriesEPSON5–9Technical ManualS1F77200Y SeriesS1F77200YSeriesS1F77210Y1G0(Ta = –30°C to +85°C is assumed except where otherwise specified.)Pa

S1F76600 Series1–4 EPSON S1F70000 SeriesTechnical ManualTypical Performance Characteristics100010010110 100 1000 10000fOSC [kHz]ROSC [kΩ]VI = –5VVI =

S1F77200Y Series5–10EPSONS1F70000 SeriesTechnical ManualS1F77210Y130(Ta = –30°C to +85°C is assumed except where otherwise specified.)Parameter Symbol

S1F70000 SeriesEPSON5–11Technical ManualS1F77200Y SeriesS1F77200YSeriesS1F77210Y1M0(Ta = –30°C to +85°C is assumed except where otherwise specified.)P

S1F77200Y Series5–12EPSONS1F70000 SeriesTechnical ManualS1F77210Y120(Ta = –30°C to +85°C is assumed except where otherwise specified.)Parameter Symbol

S1F70000 SeriesEPSON5–13Technical ManualS1F77200Y SeriesS1F77200YSeriesS1F77210Y1L0(Ta = –30°C to +85°C is assumed except where otherwise specified.)P

S1F77200Y Series5–14EPSONS1F70000 SeriesTechnical ManualS1F77210Y1F0(Ta = –30°C to +85°C is assumed except where otherwise specified.)Parameter Symbol

S1F70000 SeriesEPSON5–15Technical ManualS1F77200Y SeriesS1F77200YSeriesS1F77200Y1F0(Ta = –30°C to +85°C is assumed except where otherwise specified.)P

S1F77200Y Series5–16EPSONS1F70000 SeriesTechnical ManualS1F77200Y1N0(Ta = –30°C to +85°C is assumed except where otherwise specified.)Parameter Symbol

S1F70000 SeriesEPSON 5–17Technical ManualS1F77200Y SeriesS1F77200YSeriesS1F77200Y1Y0(

S1F77200Y Series5–18EPSONS1F70000 SeriesTechnical ManualS1F77200Y1V0(Ta = –30°C to +85°C is assumed except where otherwise specified.)Parameter Symbol

S1F70000 SeriesEPSON 5–19Technical ManualS1F77200Y SeriesS1F77200YSeriesEXAMPLES OF E

S1F76600 SeriesS1F70000 Series EPSON 1–5Technical ManualS1F76600Series0–5–100102030VO [V]IO [mA]Ta = 25°CVI = –3.0V0–1–2–3–4–5–60 23456789101VO [V]IO

S1F77200Y Series5–20EPSONS1F70000 SeriesTechnical ManualSAMPLE CIRCUITS (S1F77210Y Series)CR timer circuitWhen the S1F77210Y circuit configured as sho

S1F70000 SeriesEPSON 5–21Technical ManualS1F77200Y SeriesS1F77200YSeriesSAMPLE CIRCUI

S1F77200Y Series5–22EPSONS1F70000 SeriesTechnical ManualS1F77210YPRECAUTIONSShort cut current on the S1F77210 (CMOS output voltage detector)Since the

6. Appendix

S1F70000 SeriesEPSON 6–1Technical ManualAppendixAppendixABSOLUTE MAXIMUM RATINGSAb

6–2EPSONS1F70000 SeriesTechnical ManualAppendixSymbol ParameterIOPR2 Stabilization circuit power dissipationIQ Quiescent currentIR Reverse currentISWQ

S1F70000 SeriesEPSON 6–3Technical ManualAppendixAppendixSymbol ParameterVI Input v

6–4EPSONS1F70000 SeriesTechnical ManualAppendixMECHANICAL DATAPlastic DIP–8pinPlastic QFP5–48pinPlastic SOP3–8pinPlastic DIP–14pinPlastic QFP12-48pinP

S1F70000 SeriesEPSON 6–5Technical ManualAppendixAppendixPlastic SOP5–14pinPlastic S

6–6EPSONS1F70000 SeriesTechnical ManualAppendixTAPING INFORMATIONThe emboss carrier taping standard is shown in thefollowing table and figure. This st

S1F76600 Series1–6 EPSON S1F70000 SeriesTechnical Manual10090807060504030201001 10 100 1000Peff [%]fOSC [kHz]IO = 2mAIO = 5mAIO = 10mAIO = 20mAIO = 30

S1F70000 SeriesEPSON 6–7Technical ManualAppendixAppendixDimension code Dimensions (

6–8EPSONS1F70000 SeriesTechnical ManualAppendixTAPING INFORMATIONThe emboss carrier taping standard is shown in thefollowing table and figure. This st

S1F70000 SeriesEPSON 6–9Technical ManualAppendixAppendixREEL SPECIFICATIONSThe ree

6–10EPSONS1F70000 SeriesTechnical ManualAppendixType F product are positioned so that the index markis on the opposite side to the sprocket holes, as

S1F70000 SeriesEPSON 6–11Technical ManualAppendixAppendixTAPING INFORMATIONThe embos

6–12EPSONS1F70000 SeriesTechnical ManualAppendixREEL SPECIFICATIONSThe reel specifications are shown in the following tableand figure. The reel is mad

S1F70000 SeriesEPSON 6–13Technical ManualAppendixAppendixType F products are positio

6–14EPSONS1F70000 SeriesTechnical ManualAppendixTAPING INFORMATIONThe emboss carrier taping standard is shown in thefollowing table and figure. This s

S1F70000 SeriesEPSON 6–15Technical ManualAppendixAppendixTape configurationThe tape c

6–16EPSONS1F70000 SeriesTechnical ManualAppendixREEL SPECIFICATIONSThe reel specifications are shown in the following tableand figure. The reel is mad

S1F76600 SeriesS1F70000 Series EPSON 1–7Technical ManualS1F76600SeriesFUNCTIONAL DESCRIPTIONSCR OscillatorS1F76600 has a built-in CR oscillator as the

S1F70000 SeriesEPSON 6–17Technical ManualAppendixAppendixType F products are position

AMERICAEPSON ELECTRONICS AMERICA, INC.HEADQUARTERS150 River Oaks ParkwaySan Jose, CA 95134, U.S.A.Phone : +1-408-922-0200 Fax : +1-408-922-0238SALES O

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MF302-11Technical ManualS1F70000 Series Technical ManualIEEE1394 ControllerS1R77801F00ATechnical ManualS1F70000 SeriesEPSON Electronic Devices Website

S1F76600 Series1–8 EPSON S1F70000 SeriesTechnical ManualTYPICAL APPLICATIONSParallel ConnectionConnecting two or more chips in parallel reduces theout

S1F76600 SeriesS1F70000 Series EPSON 1–9Technical ManualS1F76600SeriesPositive Voltage ConversionDiodes can be added to a circuit connected in paralle

S1F76620 Series1–10 EPSON S1F70000 SeriesTechnical ManualDESCRIPTIONS1F76620 is a high efficiency and low power consump-tion CMOS DC/DC converter. It

S1F76620 SeriesS1F70000 Series EPSON 1–11Technical ManualS1F76620SeriesPIN DESCRIPTIONSPin AssignmentsPOFFGNDOSC1OSC212348765VOCAP1+CAP1–VDDPin Assign

S1F76620 Series1–12 EPSON S1F70000 SeriesTechnical ManualPad Center Coordinates (S1F76620D0A0)Chip External ShapeYX+(0,0)2.60mm2.30mmPad AssignmentPad

The information of the product number changeStarting April 1, 2001 the product number has been changed as listed below. To order, please usethe new p

S1F76620 SeriesS1F70000 Series EPSON 1–13Technical ManualS1F76620SeriesFUNCTIONAL DESCRIPTIONSCR OscillatorS1F76620 has a built-in CR oscillator as th

S1F76620 Series1–14 EPSON S1F70000 SeriesTechnical ManualELECTRICAL CHARACTERISTICSAbsolute Maximum Ratings(Ta = –40 to +85°C)Note 1Under the conditio

S1F76620 SeriesS1F70000 Series EPSON 1–15Technical ManualS1F76620SeriesRecommended Operating Conditions(Ta = –40 to +85°C)Note 1All voltages are based

S1F76620 Series1–16 EPSON S1F70000 SeriesTechnical ManualElectrical Characteristics(VDD = 5V, Ta = –40 to +85°C)ParameterInput supply voltageOutput vo

S1F76620 SeriesS1F70000 Series EPSON 1–17Technical ManualS1F76620SeriesCharacteristics Graph(1) Oscillation frequency vs. External resistance for

S1F76620 Series1–18 EPSON S1F70000 SeriesTechnical Manual(5) Output voltage (VO) vs. Output current 2 (6) Output voltage (VO) vs. Output current 3(7

S1F76620 SeriesS1F70000 Series EPSON 1–19Technical ManualS1F76620Series(9) Step-up power conversion efficiency vs. Output current 1 Input cur

S1F76620 Series1–20 EPSON S1F70000 SeriesTechnical Manual(13) Step-up power conversion efficiency vs. Oscillation frequency 2(14) Step-up power

S1F76620 SeriesS1F70000 Series EPSON 1–21Technical ManualS1F76620SeriesEXAMPLE OF REFERENCE EXTERNAL CONNECTION2 Times Step-up2 times step-up output o

S1F76620 Series1–22 EPSON S1F70000 SeriesTechnical ManualSeries ConnectionWhen S1F76620 is connected in series (VDD and VO in the previous stage are c

S1F70000 SeriesTechnical Manual

S1F76620 SeriesS1F70000 Series EPSON 1–23Technical ManualS1F76620SeriesNegative Voltage ConversionS1F76620 can boost input voltage to twice on the pos

S1F76620 Series1–24 EPSON S1F70000 SeriesTechnical ManualMEASUREMENT CIRCUITPOFFVI+–+–GNDOSC1C2VOIORLC1ROSCIOPROSC2VOCAP1+CAP1–VDD123AA48765VV

S1F76620 SeriesS1F70000 Series EPSON 1–25Technical ManualS1F76620SeriesMECHANICAL DATAS1F76620M0A0 SOP4-8pin8514INDEXDEHE θebA1A2Aθ3θ2LCRR1L1L2* for r

2. DC/DC Converter &Voltage Regulator

S1F76610 SeriesS1F70000 Series EPSON 2–1Technical ManualS1F76610SeriesDESCRIPTIONThe S1F76610 Series is a highly effecient CMOS DC/DC converter for do

S1F76610 Series2–2 EPSON S1F70000 SeriesTechnical ManualPIN ASSIGNMENTSPIN DESCRIPTIONSS1F76610C0B0/M0B0123456781234567CAP+CAP–CAP2+CAP2–TC1TC2VI14131

S1F76610 SeriesS1F70000 Series EPSON 2–3Technical ManualS1F76610SeriesSPECIFICATIONSAbsolute Maximum RatingsNotes1. Using the IC under conditions exce

S1F76610 Series2–4 EPSON S1F70000 SeriesTechnical Manual3. RLmin is a function of V1Electrical CharacteristicsVDD = 0V, V1 = –5V, Ta = –40 to +85°C un

S1F76610 SeriesS1F70000 Series EPSON 2–5Technical ManualS1F76610SeriesUnitΩ%%/VΩΩV%/˚CµAParameter Output impedance Multiplication efficiency Stabiliza

S1F76610 Series2–6 EPSON S1F70000 SeriesTechnical ManualTypical Performance Characteristics100010010110 100 1000 10000ROSC [kΩ]fOSC [kHz]VI = –5VVI =

ContentsS1F70000 Series EPSON iTechnical ManualIntroduction ...

S1F76610 SeriesS1F70000 Series EPSON 2–7Technical ManualS1F76610Series0–5–10–150 102030IO [mA]Vo [V]×2 multiplier×3 multiplierTa = 25°CVI = –3.0VIO [m

S1F76610 Series2–8 EPSON S1F70000 SeriesTechnical Manual012345678910IO [mA]II [mA]10090807060504030201004036322824201612840Peff [%]Ta = 25°CVI = –2.0V

S1F76610 SeriesS1F70000 Series EPSON 2–9Technical ManualS1F76610Series1 10 100 1000fOSC [kHz]1009080706050Peff [%]IO = 0.5mAIO = 1.0mAIO = 2.0mAIO = 4

S1F76610 Series2–10 EPSON S1F70000 SeriesTechnical Manual0 5 10 15 200.300.250.200.150.100.050.00Ta = 25°CVO = –5VVO = –10VVO = –15VIO [mA]|VREG-VO| [

S1F76610 SeriesS1F70000 Series EPSON 2–11Technical ManualS1F76610SeriesFUNCTIONAL DESCRIPTIONSCR OscillatorThe on-chip CR oscillator network frequency

S1F76610 Series2–12 EPSON S1F70000 SeriesTechnical ManualTYPICAL APPLICATIONSVoltage Tripler with RegulatorThe following figure shows the circuit requ

S1F76610 SeriesS1F70000 Series EPSON 2–13Technical ManualS1F76610SeriesSerial ConnectionConnecting two or more chips in series obtains a higheroutput

S1F76610 Series2–14 EPSON S1F70000 SeriesTechnical ManualSimultaneous Voltage ConversionCombining a standard voltage tripler circuit with onefor posit

S1F76540 SeriesS1F70000 Series EPSON 2–15Technical ManualS1F76540SeriesDESCRIPTIONThe S1F76540C0A0/M0A0 is a CMOS process,charge-pumping DC/DC convert

S1F76540 Series2–16 EPSON S1F70000 SeriesTechnical ManualBLOCK DIAGRAMPIN DESCRIPTIONSVDDPower-offcontrol circuitVoltage convertercircuitClockgenerato

Contentsii EPSON S1F70000 SeriesTechnical ManualS1F76540 SeriesDESCRIPTION...

S1F76540 SeriesS1F70000 Series EPSON 2–17Technical ManualS1F76540SeriesTable 2.1 Pin descriptionsPin name Pin No. Pad No. DescriptionVO 1 18 Four-ti

S1F76540 Series2–18 EPSON S1F70000 SeriesTechnical ManualTable 2.2 Absolute maximum ratingsVDD referenceParameter Symbol Rating Unit RemarksMin. Max

S1F76540 SeriesS1F70000 Series EPSON 2–19Technical ManualS1F76540SeriesELECTRICAL CHARACTERISTICSTable 2.3 DC characteristics (1)Parameter Symbol Ch

S1F76540 Series2–20 EPSON S1F70000 SeriesTechnical ManualParameter Symbol Characteristics Min. Typ. Max. UnitIO = 10 mA, VI = –5.0 V during4-time boos

S1F76540 SeriesS1F70000 Series EPSON 2–21Technical ManualS1F76540SeriesParameter Symbol Characteristics Min. Typ. Max. UnitRegulated output loadVRI =

S1F76540 Series2–22 EPSON S1F70000 SeriesTechnical ManualTable 2.4 AC characteristicsVDD = 0 V and VI = –5.0 Vunless otherwise notedParameter Symbol

S1F76540 SeriesS1F70000 Series EPSON 2–23Technical ManualS1F76540SeriesFigure A1 Characteristic chart: Capacitance vs. output impedance when 4X pres

S1F76540 Series2–24 EPSON S1F70000 SeriesTechnical ManualVoltage ConverterThe voltage converter, consisting of a boost control cir-cuit and a voltage

S1F76540 SeriesS1F70000 Series EPSON 2–25Technical ManualS1F76540SeriesReference Voltage CircuitThe S1F76540 has a built-in reference voltage circuitf

S1F76540 Series2–26 EPSON S1F70000 SeriesTechnical ManualSetup:• Relationship between VREG and reference voltageVREG =R1 + R2× (Reference voltage) • •

ContentsS1F70000 Series EPSON iiiTechnical ManualCHARACTERISTICS GRAPH ...

S1F76540 SeriesS1F70000 Series EPSON 2–27Technical ManualS1F76540SeriesChanging the temperature coefficient:• The temperature coefficient of the regul

S1F76540 Series2–28 EPSON S1F70000 SeriesTechnical ManualPOFF1 POFF2 Functions(High = VDD) (High = VDD)Oscillator Booster Regulator Applications Mode

S1F76540 SeriesS1F70000 Series EPSON 2–29Technical ManualS1F76540SeriesCHARACTERISTICS GRAPH200180160140120100806040Booster current consumption [µA]Bo

S1F76540 Series2–30 EPSON S1F70000 SeriesTechnical ManualAPPLICATION CIRCUIT EXAMPLESFour-time Booster and RegulatorFigure 2.8 gives a wiring example

S1F76540 SeriesS1F70000 Series EPSON 2–31Technical ManualS1F76540Series◊Setup conditions of Figure 2.9• Internal clock : ON (Low Output mode)• Booster

S1F76540 Series2–32 EPSON S1F70000 SeriesTechnical ManualParallel Connection (for Increased Boosting)The parallel connection is useful for reduction o

S1F76540 SeriesS1F70000 Series EPSON 2–33Technical ManualS1F76540Series◊Setup conditions of Figure 2.11First stage Second stage• Internal clock : ON (

S1F76540 Series2–34 EPSON S1F70000 SeriesTechnical Manual◊Setup conditions of Figure 2.12• Internal clock : ON (Low Output mode)• Booster circuit : ON

S1F76540 SeriesS1F70000 Series EPSON 2–35Technical ManualS1F76540SeriesPositive Voltage ConversionThe S1F76540 can also boost up a voltage to the posi

S1F76540 Series2–36 EPSON S1F70000 SeriesTechnical Manual◊Output voltages• When diodes are used for voltage boosting, the characteristics of diodes di

Contentsiv EPSON S1F70000 SeriesTechnical ManualPACKAGE MARKINGS ...

S1F76540 SeriesS1F70000 Series EPSON 2–37Technical ManualS1F76540Series◊Setup conditions of Figure 2.16• Internal clock : ON (Low Output mode)• Booste

S1F76640 Series2–38 EPSON S1F70000 SeriesTechnical ManualDESCRIPTION S1F76640 is a high efficiency and low power con-sumption CMOS DC/DC converter.

S1F76640 SeriesS1F70000 Series EPSON 2–39Technical ManualS1F76640SeriesBLOCK DIAGRAMFigure 3-1 Block DiagramCAP3+VOVRIVREGRVPOFFTC1TC2CAP2–CAP2+CAP1–

S1F76640 Series2–40 EPSON S1F70000 SeriesTechnical ManualPIN ASSIGNMENTSSSOP2-16pinFigure 4-2 Pin Assignments of SSOP2-16pinRVVREGTC1TC2POFF(GND)VSSO

S1F76640 SeriesS1F70000 Series EPSON 2–41Technical ManualS1F76640SeriesPin No. Pin name Description1 RV Stabilization voltage regulation pin.When the

S1F76640 Series2–42 EPSON S1F70000 SeriesTechnical ManualChip External ShapeFigure 4-4 Pad Assignments (x) (y) (t)Chip size : 2.30mm ×

S1F76640 SeriesS1F70000 Series EPSON 2–43Technical ManualS1F76640SeriesFUNCTIONAL DESCRIPTIONSCR Oscillator S1F76640 has a built-in CR oscillator

S1F76640 Series2–44 EPSON S1F70000 SeriesTechnical ManualNote 1 : At the 3 times step-up time, 2 times step-up output (–10V) cannot be taken out from

S1F76640 SeriesS1F70000 Series EPSON 2–45Technical ManualS1F76640SeriesPOFF TC2 TC1 Temperature VREG CR Remarks(Note 1) (Note 1) (Note 1)Gradient CT(N

S1F76640 Series2–46 EPSON S1F70000 SeriesTechnical ManualELECTRICAL CHARACTERISTICSAbsolute Maximum RatingsParameter SymbolRatingUnit RemarksMin. Max.

ContentsS1F70000 Series EPSON vTechnical Manual5.Voltage DetectorS1F77200Y SeriesDESCRIPTION...

S1F76640 SeriesS1F70000 Series EPSON 2–47Technical ManualS1F76640SeriesRecommended Operating ConditionsNote 1 : All voltages are based on the GND bein

S1F76640 Series2–48 EPSON S1F70000 SeriesTechnical ManualElectrical CharacteristicsUnless otherwise specified, Ta=–40˚C to +85˚CGND=0V, VDD=5VParamete

S1F76640 SeriesS1F70000 Series EPSON 2–49Technical ManualS1F76640SeriesMeasurement Circuit (Described on S1F76640M0A0)Step-up circuit characteristic m

S1F76640 Series2–50 EPSON S1F70000 SeriesTechnical ManualInput leak current measurement circuit12345678161514131211109AConnection to eachmeasurement p

S1F76640 SeriesS1F70000 Series EPSON 2–51Technical ManualS1F76640Series100010010110 100 1000 100003028262422201816141210-40 -20 0 20 40 60 80 100fosc[

S1F76640 Series2–52 EPSON S1F70000 SeriesTechnical Manual121086420VO[V]876543210VO[V]IO[mA]0 5 10 2015IO[mA]012345678910Ta=25˚CVDD=3VC1 to C4=10µFTa=2

S1F76640 SeriesS1F70000 Series EPSON 2–53Technical ManualS1F76640Series1009080706050403020100Peff[%]1501209060300IDD[mA]IDD[mA]10090807060504030201001

S1F76640 Series2–54 EPSON S1F70000 SeriesTechnical Manual (13) Step-up power conversion (14) Step-up power conversion efficienc

S1F76640 SeriesS1F70000 Series EPSON 2–55Technical ManualS1F76640Series(17) Output voltage (VREG) vs. Output current 1 (18) Output voltage (VREG) vs.

S1F76640 Series2–56 EPSON S1F70000 SeriesTechnical ManualMECHANICAL DATAPlastic SSOP2-16pinUnit : mm+0.007–0.008(0.002)0.05(0.016)0.4(0.0140.36±0.1+0.