MCP73837/8 - microchip.jp

1 2007 Microchip Technology - 1 MCP73837/8 : + :- - - - (CC) (CV) USB :- : 1 UL/ : 5 UL AC :-15mA 1000 mA 2 : MCP1602 : DSTEMP :- :- - UVLO ( ) (LDO) - : -40 C 85 C :-10 3 mm x 3 mm DFN-10 MSOP**MSOP PDA (Personal Data Assistants) (PMP) UMD(Ultra Mobile Devices) MP3 Bluetooth AC/USB MCP73837 MCP73838 / MCP73837/8 MCP73837/8 USB AC USB MCP73837/8 USB 100 mA ( USB ) 500 mA ( USB ) 2 AC 1A MCP73837/8 4.

2 MCP73837/8 MCP73837/8 -40 C +85 C MCP73837/8 10 3mm x 3mm DFN 10 MSOP AC /USB / MCP73837/8DS22071A_JP - 2 2007 Microchip Technology Inc. 23456789 PROG2 VSSVUSBSTAT1PG (TE)THERM10-Lead DFN 3 mm x 3 mmMCP73837/8 STAT2110 VBATVACPROG16789 PROG2 VSSVUSBSTAT1PG (TE)THERM10-Lead MSOP MCP73837/8 STAT210 VBATVACPROG112345 STAT1 VACVSSPGVBATS ingle Li-Ion Cell4 MCP73837 Typical F2Ac-dc AdapterSTAT2 THERMVUSBPROG1 PROG2 USB Port67 HiLowThermsitorRPROG89101k 1k 1k STAT1 VACVSSTEVBATCell4 MCP73838 Typical Application5312Ac-dc AdapterSTAT2 THERMVUSBPROG1 PROG2 USB Port67 HiLowThermsitor8910 HiLow1 K 1 K FRPROG 2007 Microchip Technology Inc.

3 DS22071A_JP - 3 MCP73837/8 ( MCP73837/8 )REFERENCE, BIAS, UVLO, AND SHDNVREF ( )STAT1 PROG1 VBATSENSEFET G= CONTROL175k+-PRECONDITION+-TERM+-111k+ +-+ +-CURRENT LIMIT+-LTVT+ ACHARGE CONTROL, TIMER, AND STATUS LOGICSTAT2PG (TE)LDO1M175kDIRECTION CONTROL6 A10k2k100 mA/500 mASENSEFET G= G= G= - 4 2007 Microchip Technology .. VSS - VDD + (TJ) .. -65 C +150 C ESD HBM( kW 100 pF ).. 4kVMM(200 pF ..300V : DC : VDD= [VREG( ) + ] 6V TA = -40 C to +85 C +25 C VDD = [VREG ( ) + ] Supply InputSupply VoltageVDDVREG(Typ)+ 6V 1 Supply CurrentISS 19003000 ACharging110300 ACharge Complete, No Battery 75100 AStandby (PROG Floating) AShutdown (VDD < VBAT - 100 mV or VDD < VSTOP) UVLO Start Low to High (USB-Port)UVLO Stop High to Low (USB-Port)UVLO HysteresisVHYS 75 mV(USB-Port)UVLO Start (AC-Adapter)UVLO Stop (AC-Adapter)UVLO HysteresisVHYS 55 mV(AC-Adapter)Voltage Regulation (Constant Voltage Mode)Regulated Charge [VREG(typical)+1V] mA C to +55 Charge Voltage + C to +55 CLine Regulation|( VBAT/VBAT)/ VDD| [VREG(typical)+1V] to 6 VIOUT=30 mALoad Regulation| VBAT/VBAT| to 100mAVDD=[VREG(typical))]

4 +1V]Supply Ripple AttenuationPSRR 60 dBIOUT=10mA, 10Hz to 1kHz 52 dBIOUT=10 mA, 10Hz to 10 kHz 23 dBIOUT=10mA, 10Hz to 1 MHzCurrent Regulation (Fast Charge Constant-Current Mode)AC-Adapter Fast Charge CurrentIREG95105115mAPROG1 = 10 k 90010001100mAPROG1 = 1 k , 2TA=-5 C to +55 C 1: AC (VDD) = VAC USB (VDD) = VUSB 2: 3: (IREG) 4: 2007 Microchip Technology Inc. DS22071A_JP - 5 MCP73837/8 USB-Port Fast Charge CurrentIREG8090100mAPROG2 = Low400450500mAPROG2 = HighTA=-5 C to +55 CMaximum Output Current LimitIMAX 1200 mAPROG1 < 833 Precondition Current Regulation (Trickle Charge Constant-Current Mode)Precondition Current RatioIPREG / 3152025%TA=-5 C to +55 C304050%100%Precondition Current Threshold RatioVPTH / Low to HysteresisVPHYS 120 mVVBAT High to LowCharge TerminationCharge Termination Current RatioITERM / = 1 k to 10 k C to +55 3152025%Automatic RechargeRecharge Voltage Threshold RatioVRTH / High to Low959799%TA=-5 C to +55 CPass Transistor ON-ResistanceON-ResistanceRDSON 350 m VDD = , TJ = 105 CBattery Discharge CurrentOutput Reverse Leakage CurrentIDISCHARGE AStandby (PROG1 or PROG2 Floating) AShutdown (VDD < VBAT -100 mV or VDD < VSTOP) -6-15 ACharge CompleteStatus Indicators - STAT1, STAT2, PG (MCP1602)

5 Sink CurrentISINK 1635mALow Output VoltageVOL = 4 mAInput Leakage CurrentILK AHigh Impedance, VDD on pinPROG1 Input (PROG1)Charge Impedance RangeRPROG1 k 4 Shutdown ImpedanceRPROG70 200k Minimum Impedance for ShutdownPROG2 Inputs (PROG2)Input High Voltage %Input Low Voltage LevelVIL Voltage Leakage CurrentILK 715 AVPROG2 = VDDDC ( ) : VDD= [VREG( ) + ] 6V TA = -40 C to +85 C +25 C VDD = [VREG ( ) + ] 1: AC (VDD) = VAC USB (VDD) = VUSB 2: 3: (IREG) 4: MCP73837/8DS22071A_JP - 6 2007 Microchip Technology Enable (TE)Input High Voltage LevelVIH2 VInput Low Voltage LevelVIL Leakage CurrentILK AVTE = VDDT hermistor BiasThermistor Current SourceITHERM475053 A 2 k < RTHERM < 50 k Thermistor ComparatorUpper Trip Low to HighUpper Trip Point HysteresisVT1 HYS -40 mVLower Trip High to LowLower Trip Point HysteresisVT2 HYS 40 mVSystem Test (LDO) ModeInput High Voltage LevelVIH VDD - Input Sink AStand-by Or System Test ModeBypass F FIOUT < 250 mAIOUT > 250 mAAutomatic Power Down (SLEEP Comparator, Direction Control)

6 Automatic Power Down Entry ThresholdVPDVBAT +10 mVVBAT +100 mV < VBAT < VREGVDD FallingAutomatic Power Down Exit ThresholdVPDEXIT-VBAT +150 mVVBAT +250 < VBAT < VREGVDD RisingThermal ShutdownDie TemperatureTSD 150 CDie Temperature HysteresisTSDHYS 10 CDC ( ) : VDD= [VREG( ) + ] 6V TA = -40 C to +85 C +25 C VDD = [VREG ( ) + ] 1: AC (VDD) = VAC USB (VDD) = VUSB 2: 3: (IREG) 4: 2007 Microchip Technology Inc. DS22071A_JP - 7 MCP73837/8AC : VDD = [VREG ( ) + ] 6V +25 C VDD = [VREG (typical) + ] ParametersSymMinTypMaxUnitsConditionsUVLO Start DelaytSTART 5 msVDD Low to HighCurrent RegulationTransition Time Out of PreconditiontDELAY 10 msVBAT < VPTH to VBAT > VPTHC urrent Rise Time Out of PreconditiontRISE 10 msIOUT Rising to 90% of IREGP recondition Comparator Filter VBAT Rise/FallTermination Comparator Filter IOUT FallingCharge Comparator Filter VBAT FallingThermistor Comparator Filter therm Rise/FallElapsed TimerElapsed Timer PeriodtELAPSED000 HoursTimer IndicatorsStatus Output Turn-offtOFF 500 sISINK = 1mA to 0mAStatus Output Turn-ontON 500 sISINK = 0mA to 1mA : VDD = [VREG ( ) + ] 6V +25 C VDD = [VREG (typ.)]

7 + ] Temperature RangesSpecified Temperature RangeTA-40 +85 COperating Temperature RangeTJ-40 +125 CStorage Temperature RangeTA-65 +150 CThermal Package ResistancesThermal Resistance, 10-Lead MSOP JA 113 C/W4-Layer JC51-7 Standard Board, Natural Convection. 1 Thermal Resistance, 10-Lead 3 mm x 3 mm DFN JA 41 C/W4-Layer JC51-7 Standard Board, Natural Convection 1:PCB ( ) 2007 Microchip Technology - 7 / Microchip Microchip Accuron dsPIC KEELOQ KEELOQ microID MPLAB PIC PICmicro PICSTART PRO MATE rfPIC SmartShunt Microchip Technology Incorporated AmpLab FilterLab Linear Active Thermistor Migratable Memory MXDEV MXLAB SEEVAL SmartSensor The Embedded Control Solutions Company Microchip Technology Incorporated

8 Analog-for-the-Digital Age Application Maestro CodeGuard dsPICDEM dsPICworks dsSPEAK ECAN ECONOMONITOR FanSense FlexROM fuzzyLAB In-Circuit Serial Programming ICSP ICEPIC Mindi MiWi MPASM MPLAB Certified MPLIB MPLINK PICkit PICDEM PICLAB PICtail PowerCal PowerInfo PowerMate PowerTool Real ICE rfLAB Select Mode Smart Serial SmartTel Total Endurance UNI/O WiperLock ZENA Microchip Technology Incorporated SQTP Microchip Technology Incorporated 2007, Microchip Technology Incorporated, Printed in the , All Rights Reserved. Chandler Te m p e ( ) Gresham ( ) ISO/TS-16949.

9 2002 PIC MCU dsPIC DSC KEELOQ EEPROM ISO 9001:2000 DS22061A_JP - 8 2007 Microchip Technology Inc. 2355 West Chandler , AZ 85224-6199 Tel: 480-792-7200 Fax: 480-792-7277 : : Duluth, GA Tel: 678-957-9614 Fax: 678-957-1455 Westborough, MATel: 774-760-0087 Fax: 774-760-0088 Itasca, ILTel: 630-285-0071 Fax: 630-285-0075 Addison, TXTel: 972-818-7423 Fax: 972-818-2924 Farmington Hills, MITel: 248-538-2250 Fax: 248-538-2260 Kokomo, INTel: 765-864-8360 Fax: 765-864-8387 Mission Viejo, CATel: 949-462-9523 Fax: 949-462-9608 Santa Clara, CATel: 408-961-6444 Fax: 408-961-6445 Mississauga, Ontario,CanadaTel: 905-673-0699 Fax: 905-673-6509 / Suites 3707-14, 37th FloorTower 6, The GatewayHarbour City, KowloonHong KongTel: 852-2401-1200 Fax: 852-2401-3431 - Tel: 61-2-9868-6733 Fax: 61-2-9868-6755 - Tel: 86-10-8528-2100 Fax: 86-10-8528-2104 - Tel: 86-28-8665-5511 Fax: 86-28-8665-7889 - Tel.

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