Copyright

© ANPEC Electronics Corp.

Rev. A.3 - Jul., 2011

www.anpec.com.tw

9

APL3203A/B/C

PIN

NO.

NAME

FUNCTION

1

IN

Power Supply Input.

2

GND

Ground.

3

NC

No Connection.

4

FAULT

Fault Indication Pin. This pin goes low when input OVP, OCP, or battery OVP is detected.

5

EN

Enable Input. Pull this pin to high to disable the device and pull this pin to low to enable device.

6

BAT

Battery OVP Sense Pin. Connect to positive terminal of battery through a resistor.

7

ILIM

Over-current Protection Setting Pin. Connect a resistor to GND to set the over-current threshold.

8

OUT

Output Voltage Pin. The output voltage follows the input voltage when no fault is detected.

-

EP

Exposed Thermal Pad. Must be electrically connected to the GND pin.

Pin Description

Block Diagram

Gate Driver and

Control Logic

POR

IN

BAT

ILIM

OUT

OTP

Charge

Pump

FAULT

EN

GND

1V

0.5V

1.2V