LTC3577EUFF-4(RevA) Просмотр технического описания (PDF) - Linear Technology

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производитель

LTC3577EUFF-4
(Rev.:RevA)

Highly Integrated Portable Product PMIC

Linear Technology 

LTC3577-3/LTC3577-4

ABSOLUTE MAXIMUM RATINGS

(Notes 1, 2, 3)

VSW............................................................ –0.3V to 45V

VBUS, VOUT, VIN12, VIN3, VINLDO1, VINLDO2, WALL

t < 1ms and Duty Cycle < 1% .................. –0.3V to 7V

Steady State............................................. –0.3V to 6V

CHRG, BAT, LED_FS, LED_OV,

PWR_ON, EXTPWR, PBSTAT, PGOOD,

FB1, FB2, FB3, LDO1, LDO1_FB, LDO2,

LDO2_FB, DVCC, SCL, SDA, EN3.................. –0.3V to 6V

NTC, PROG, CLPROG, ON, ILIM0, ILIM1

(Note 4)............................................–0.3V to VCC + 0.3V

IVBUS, IVOUT, IBAT.........................................................2A

ISW3 (Continuous) ................................................850mA

ISW2, ISW1 (Continuous).......................................600mA

ILDO1, ILDO2 (Continuous).....................................200mA

ICHRG, IACPR, IEXTPWR, IPBSTAT, IPGOOD....................75mA

IOVSENS...................................................................10mA

ICLPROG, IPROG, ILED_FS, ILED_OV ...............................2mA

Maximum Junction Temperature........................... 110°C

Operating Temperature Range.................. –40°C to 85°C

Storage Temperature Range................... –65°C to 125°C

PIN CONFIGURATION

TOP VIEW

ILIM0 1

ILIM1 2

LED_FS 3

37 IDGATE

36 PROG

35 NTC

WALL 4

34 NTCBIAS

SW3 5

33 SW1

VIN3 6

32 VIN12

FB3 7

45

31 SW2

OVSENS 8

LED_OV 9

30 VINLD02

29 LDO2

DVCC 10

SDA 11

SCL 12

28 LDO1

27 VINLDO1

26 FB1

OVGATE 13

25 FB2

PWR_ON 14

ON 15

24 LDO2_FB

23 LDO1_FB

UFF PACKAGE

44-LEAD (7mm s 4mm) PLASTIC QFN

TJMAX = 110°C, θJA = 45°C/W

EXPOSED PAD (PIN 45) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

LTC3577EUFF-3#PBF

LTC3577EUFF-3#TRPBF 35773

44-Lead (4mm × 7mm) Plastic QFN

LTC3577EUFF-4#PBF

LTC3577EUFF-4#TRPBF 35774

44-Lead (4mm × 7mm) Plastic QFN

Consult LTC Marketing for parts specified with wider operating temperature ranges.

Consult LTC Marketing for information on non-standard lead based finish parts.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/

TEMPERATURE RANGE

–40°C to 85°C

–40°C to 85°C

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