NCP370(2008) 查看數據表（PDF） - ON Semiconductor

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NCP370
(Rev.:2008)

Positive and Negative Overvoltage Protection with Internal Low RON N-MOSFETs and Reverse Charge Control Pin

ON Semiconductor 

NCP370

Wall Adapter

1mF

NCP370

1

2

3

4

5

6

IN

IN

GND

RES

RES

RES

NC

OUT

FLAG

12

11

10

9

DIR 8

REV

Ilim

7

Rlimit

10k

Charger

FLAG

DIR

REV

4.7mF

System

FLAG

DIR

REV

GND

Figure 1. Typical Application Circuit

FUNCTIONAL BLOCK DIAGRAM

LI+BATTERY

INPUT

DIR

Gate Driver and Reverse OCP

Logic

VREF

Charge

Pump

EN

Block

UVLO

OVLO

Thermal

Shutdown

Control

Logic

and

Timer

OUTPUT

REV

Ilim

FLAG

Figure 2. Functional Block Diagram

GND

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