LTC4009CUF-2(RevB) データシートの表示（PDF） - Linear Technology

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LTC4009CUF-2
(Rev.:RevB)

High Efficiency, Multi-Chemistry Battery Charger

Linear Technology 

BLOCK DIAGRAM (LTC4009)

DCIN

3

CLP

2

CLN

1

ICL

4

CHRG

8

VFB

10

INPUT

CURRENT

LIMIT

C/10

DETECTION

CC

LTC4009

LTC4009-1/LTC4009-2

BOOST AND

OV DETECTION

CA

R1

CSP

15

CSN

14

EA

PROG

13

BAT

11

9 FBDIV

DCDIV

5

ACP

7

SHDN

6

OSCILLATOR

TO

INTERNAL CIRCUITS

1.2085V

REFERENCE

CHARGE

OVERVOLTAGE

SHUTDOWN SHUTDOWN

CONTROL

TO

INTERNAL

CIRCUITS

PWM

LOGIC

TO

INTERNAL

CIRCIUTS

5V

REGULATOR

ITH 12

BOOST

20

TGATE

19

SW

18

INTVDD

17

BGATE

16

GND

21

4009 BD01

4009fb

9

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