LTC4077 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC4077

Dual Input Standalone Li-Ion Battery Charger

Linear Technology 

1 2 3 4 5 6 7 8 9 10 Next

LTC4077

BLOCK DIAGRA

HPWR 7

RHPWR

10mA MAX

PWR 4

10mA MAX

CHRG 5

DCIN

10

BAT

9

CC/CV

REGULATOR

CC/CV

REGULATOR

+

4.15V

–

DCIN UVLO

+

BAT –

DC

SOFT-START

USB

SOFT-START

USBIN UVLO

USBIN

1

3.95V

BAT

EN 6

LOGIC

RECHRG

TRICKLE

TERM

4.1V

RECHARGE

BAT

TRICKLE

CHARGE

2.9V

DC_ENABLE

USB_ENABLE

CHARGER CONTROL

REN

TERMINATION

100mV

IDC

IUSB

IUSBL

IBAT/1000

IBAT/1000

IBAT/200

GND IDC

11

8

IUSB

2

IUSBL

3

RIDC

RIUSB

RIUSBL

THERMAL

REGULATION

TDIE

105°C

4077 BD

4077f

8

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