AAT3689IWP-4.2-T1 データシートの表示（PDF） - Advanced Analogic Technologies

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AAT3689IWP-4.2-T1

0.5A/1.0A USB Port/Adapter Lithium-Ion/Polymer Battery Charger

Advanced Analogic Technologies 

System Operation Flow Chart

AAT3689

0.5A/1.0A USB Port/Adapter

Lithium-Ion/Polymer Battery Charger

Power On

Reset

ADP

Power Select

No

ADP

Loop

USB

Yes UVLO

Yes

VP > VUVLO

No

Switch

On

No

Sleep

Mode

Enable

USB

Loop

Timing

Fault Conditions

Monitor

OV, OT

No

Yes

Shutdown

Mode

Expire

Yes

Battery

Temp. Monitor

No

Battery

VTS1 < TS < VTS2

Temp. Fault

Charge

Safety

Timer

No

Yes

Yes Low Current

Recharge Test

Preconditioning Test

Conditioning

Set

VRCH > VBAT

VMIN > VBAT

Charge

No

Yes

Current Phase Test

VEOC > VBAT

Current

Charging

Mode

No

Yes

Voltage Phase Test

IBAT > ITERM

No

CChahragrege

CoCmompleptleetded

Voltage

Charging

Mode

12

3689.2006.11.1.0

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