UB2012 查看數據表（PDF） - Unisonic Technologies

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UB2012

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

Unisonic Technologies 

UB2012

 APPLICATION INFORMATION

POR

LINEAR INTEGRATED CIRCUIT

VCC>V(BAT)

Checked at

All Times

Yes

TS Pin in

TS1 to TS2

Range

Yes

Sleep Mode

No

Indicate SLEEP

MODE (STAT=Hi-Z)

Suspend Charge

No

Indicate CHARGE

SUSPEND

(STAT=Hi-Z)

V(BAT)<V(MIN)

Regulate I(PRECHG)

Yes

Indicate Charge

In-Progress

(STAT=High)

No

Regulate Current

or Voltage

Indicate Charge

In-Progress

(STAT=High)

TS Pin in

TS1 to TS2

Range

Suspend Charge

No Indicate CHARGE

SUSPEND

(STAT=Hi-Z)

TS Pin in

TS1 to TS2

Range

No

Yes

No

V(BAT)<V(MIN)

Yes

Suspend Charge

Indicate CHARGE

SUSPEND

(STAT=Hi-Z)

TS Pin in

TS1 to TS2

Range

No

Yes

TS Pin in

TS1 to TS2

Yes

Range

No

V(BAT)<V(MIN)

Yes

No

Yes

I(TERM)

Delected

Terminate Charge

Yes Indicate CHARGE

DONE

(STAT=Low)

V(BAT)<V(RCH)

No

Yes

Fig. 2 Operation Flowchart

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

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QW-R121-018 .G

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