AIC1781 查看數據表（PDF） - Analog Intergrations

零件编号

产品描述 (功能)

比赛名单

AIC1781

Battery Charge Controller

Analog Intergrations 

AIC1781

Power ON

LED Flash 3 Times

If

VBT in Normal

Range

Yes

If

VNTC<0.72 VCC

No

Yes

If VNTC>0.29VCC

Yes

If

Discharge

Finished

If

Yes

Discharge

Enabled

Yes

No

LED's Display Fast Charge, ICON OFF

Safety Timer Counts

No

No

No

LED's Display Abnormal,

ICON ON,

Safety Timer Reset

Yes

If

SEL3>VCC-0.3V

or VCC/2-0.4V>SEL3

No

>1.4V

∆T/∆t Disabled

If

SEL3>VCC-0.3V

or VCC/2-0.4V>SEL3

>1.4V

LED's Display,

Yes

Abnormal,

ICON ON,

Safety Timer Reset

No

Battery Replacement

Yes

No

∆T/∆t Detector,

-∆V Detector,

Peak timer are all

Disabled

No

If

Initial Timer

Finished

No

Yes

If

Peak Timer Period

Yes

has Finished

No

If

0.25% Decline of VBT

Yes

is Detected

No

If ∆T/ ∆=t

has Reached

Yes

No

If

Safety Timer Period

Yes

has Finished

LED's Display

Battery Fulll,

Fast Charge

Finished,

Trickle charge

Starts

Battery Replacement Yes

No

Fig. 2 Function Flow Chart of AIC1781

11

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