A4057
BATTERY MANAGEMENT
AiT Semiconductor Inc.
www.ait-ic.com
LINEAR LI-ION BATTERY CHARGER
PIN DESCRIPTION
Top View
Pin #
Symbol
CS
Function
1
2
3
4
5
6
7
8
Overcharge detection pin
Charge status pin1
Charge status pin2
Power input
DONE
CHRG
VDD
DRC
GND
VT
External MOS or PNP control pin
Ground
Battery temperature detection pin
Battery voltage detection
BATT
REV1.1
- FEB 2014 RELEASED, OCT 2017 UPDATED -
- 2 -