MB3832APFV(1999) 데이터 시트보기 (PDF) - Fujitsu

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MB3832APFV
(Rev.:1999)

DC/DC Converter IC for Charging

Fujitsu 

MB3832A

s PIN DESCRIPTION

Pin no.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Pin name

VREF

RT

CT

SYNC

CSCP

FBI

–IN1

+IN1

–INC

+INC

GND

COUT

+IN2

–IN2

FB2

DTC

17

CTL

18

VCC

19

OUT

20

VE

I: Input pin, O: Output pin

I/O

Descriptions

O Reference voltage output pin

— Connection pin for triangular wave frequency setting resistor

— Connection pin for triangular wave frequency setting capacitor

I External synchronous signal input pin

—

Connection pin for time constant setting capacitor for timer-latch short-

circuit protection circuit

O Error amplifier 1 output pin

I Error amplifier 1 inverted input pin

I Error amplifier 1 non-inverted input pin

I Current detector amplifier inverted input pin

I Current detector amplifier non-inverted input pin

— Ground pin

O Current detector amplifier output pin

I Error amplifier 2 non-inverted input pin

I Error amplifier 2 inverted input pin

O Error amplifier 2 output pin

I Connection pin for dead time/soft start time setting resistor/capacitor

Power supply control input pin

I

“H” level: Active state

“L” level: Standby state

— Power supply pin

O Totem-pole output pin

— Connector pin for output sink current setting resistor

3

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