APL3218 查看數據表（PDF） - Anpec Electronics

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APL3218

Li+ Charger Protection IC

Anpec Electronics 

APL3218

Operating Waveforms

Refer to the typical application circuit. The test condition is VIN=5V, TA= 25oC unless otherwise specified.

Current Limit Protection

VACIN

VCHR _LDO

1

2

VVCDT

3

I OUT

Over-Current Trip Threshold

Current Limit

4

CACIN=1µF, CCHR_LDO=1µF, IOUT=0.5A to 1.6A

GATDRV tied to GND.

CH1: VACIN, 5V/Div, DC

CH2: VCHR_LDO, 5V/Div, DC

CH3: VCDT, 0.5V/Div, DC

CH4: IOUT, 0.5A/Div, DC

TIME: 200µs/Div

Input Line Transient Response

V ACIN

1

V CHR _LDO

LDO Mode

2

V VCDT

3

CACIN=1µF, CCHR_LDO=1µF, VACIN=5V→9V→5V.

CH1: VACIN, 5V/Div, DC

CH2: VCHR_LDO, 2V/Div, DC

CH3: VCDT, 0.5V/Div, DC

TIME: 10ms/Div

Copyright © ANPEC Electronics Corp.

8

Rev. A.1 - Apr., 2012

www.anpec.com.tw

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