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UB2012
(Rev.:2010)

ADVANCED LINEAR CHARGE MANAGEMENT IC FOR SINGLE AND TWO-CELL LITHIUM-ION AND LITHIUM-POLYMER

Unisonic Technologies 

UB2012

„ BLOCK DIAGRAM

Preliminary

VCC

Reference

VO(REG)

VO(REG)

V(BAT)

COMP

G(COMP)

V(BAT)

Sleep Mode

Voltage Regulation

V(BAT)

Battery Recharge

V(BAT)

SNS

V(SNS)

VCC-V(SNS)

VSS-V(SNS)

V(SNS)

VCC/2

V(SNS)

Battery Conditioning

High/Low SNS Set

Current Regulation

Voltage Termination

Control

Logic

LINEAR INTEGRATED CIRCUIT

V(TS)

TS

VCC

V(TS)

TS2

V(TS)

TS1

CC

Driver

Driver

VCC

Driver

STAT

VSS

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

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QW-R121-018 .b

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