AAT3683 데이터 시트보기 (PDF) - Analog Technology Inc

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AAT3683

1A Linear Li-Ion Battery Charger

Analog Technology Inc 

System Operation Flow Chart

AAT3683

1A Linear Li-Ion Battery Charger

Enable

Power On Reset

No

Yes

Power Input

Voltage

VIN > VUVLO

Enable

Shut Down

Yes

Yes

Fault

Conditions Monitoring

OV, OT,

VTS1 < TS < V TS2

No

Expired

Preconditioning

Test

VMIN > VBAT

Yes

Preconditioning

(Trickle Charge)

No

Recharge Test

VRCH > VBAT

No

Current Phase Test

Constant

Yes

VIN > VBAT_EOC

Yes

Current Charge

Mode

No

Voltage Phase Test

IBAT > ITERM

Yes

Constant

Voltage Charge

Mode

Charge Timer

Control

No

Charge Completed

TheTrhmearml Laol oLpoop

CuCrruernret nt

RReedduuccttioionnininADP

CC.hCa.rgMinogdeMode

Yes

No

Device Thermal

Loop Monitor

TJ > 115°C

12

3683.2007.06.1.0

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