NCP349MNAM datasheet(2/12 Pages) ONSEMI

Part #	NCP349MNAM

Description	Positive Overvoltage Protection Controller with Internal Low RON NMOS FET

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP349

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Figure 1. Typical Application Circuit

IN

7

OUT 5

GND

2

6

3

IN

1

OUT 4

NCP349

0

1 mF

10 k

Wall Adapter − AC/DC − USB

BATTERY

0

CC/CV

Charger or

System

VBat

ENABLE/

Microprocessor

EN

FLAG

mP

Figure 2. Functional Block Diagram

INPUT

OUTPUT

UVLO

OVLO

Gate

Driver

FLAG

EN

EN Block

VREF

Charge

Pump

Control

Logic and

Timer

GND

7

1

6

2

3

5

4

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