APL3208AQB-TRG datasheet(10/17 Pages) ANPEC

Part #	APL3208AQB-TRG

Description	Li Charger Protection IC with Integrated P-MOSFET

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Manufacturer	ANPEC [Anpec Electronics Coropration]

Direct Link	http://www.anpec.com.tw

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10 / 17 page

Copyright

Rev. A.2 - Nov., 2009

APL3208A/B/C

www.anpec.com.tw

10

Function Description (Cont.)

Figure 4. Battery OVP Timing Diagram

V

CHG_DET

Count 13

times

V

BAT

T

B(BOVP)

Total count 16

times, IC is

latched off

P-MOS Gate

Control

V

BOVP

T

B(BOVP)

V

BOVP

V

CHG_DET -VOUT = 120mV

T

B(BOVP)

Turn Off Internal

P-MOSFET

Controlled

by CHG_SW

Controlled by

CHG_SW

Turn Off Internal

P-MOSFET

Controlled by

CHG_SW

Turn Off

Internal

P-OSFET

Figure 3. OVP Timing Diagram

V

POR

V

OVP

V

ACIN

ACIN OVP

T

ON(OVP)

V

CHG_DET

V

CHG_DET -VBAT = 120mV

T

B(ACIN)

P-MOS Gate

Control

V

OUT

Turn Off Internal

P-MOSFET

Controlled

by CHG_SW

Controlled by

CHG_SW

V

CHG_DET -VBAT = 120mV

Turn Off Internal P-MOSFET

CHG_SW is pulled low

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APL3208AQB-TRG Datasheet(PDF) 10 Page - Anpec Electronics Coropration

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