LTC4085EDEPBF データシートの表示（PDF） - Linear Technology

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LTC4085EDEPBF

USB Power Manager with Ideal Diode Controller and Li-Ion Charger

Linear Technology 

LTC4085

BLOCK DIAGRAM

VBUS

1

IN

CURRENT LIMIT

ILIM_CNTL

CLPROG

3

IIN

1000 1V +

–CL

CURRENT_CONTROL

SOFT_START

ILIM

ENABLE

2k

HPWR

4

500mA/100mA

2μA

DIE TEMP

105°C

IN OUT BAT

TA

PROG

12

100k

WALL

7

ACPR

10

1V

CHG

+–

– 25mV

+

+

4.25V –

SOFT_START2

ICHRG

CHARGE_CONTROL

VOLTAGE_DETECT

UVLO

BAT_UV

9 VNTC

100k

NTC

8

100k

–

2C0LD

+

– NTC

2HOT

+

RECHRG

NTCERR

CONTROL_LOGIC

HOLD

RESET

+

0.1V –

NTC_ENABLE

2μA

GND

SUSP

CC/CV REGULATOR

CHARGER

ENABLE

+– 25mV

IDEAL_DIODE

OUT

2

25mV

+

–EDA

GATE

13

BAT

14

0.25V

2.8V

BATTERY UVLO

4.1V

RECHARGE

OSCILLATOR

CLK

COUNTER

STOP

C/10 EOC

TIMER

6

CHRG

11

4085 BD

4085fd

10

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