AAT3681AIJS-4.2-T1 データシートの表示（PDF） - Analog Technology Inc

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AAT3681AIJS-4.2-T1

500mA USB Port or AC Adapter Lithium-Ion/Polymer Battery Charger

Analog Technology Inc 

AAT3681A

500mA USB Port or AC Adapter

Lithium-Ion/Polymer Battery Charger

Pin Description

Pin #

1

Symbol

EN

Type

In

2

3

4

5

6, 7, 8

ISET

BAT

ADP

STAT

GND

In/Out

In/Out

Power In

Out

Power

Function

Enable pin.

AAT3681A, AAT3681A-1: Logic high enables the IC (internally pulled down).

AAT3681A-2: Logic low enables the IC (internally pulled down).

AAT3681A-3: Logic low enables the IC (no internal pull-down resistor).

Connect resistor here to set the charge current.

Battery charging and sensing.

Input from USB/adapter charger.

Open drain status pin.

Ground connection.

Pin Configuration

SC70JW-8

(Top View)

EN 1

ISET 2

BAT 3

ADP 4

8 GND

7 GND

6 GND

5 STAT

2

3681A.2007.10.1.2

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