參數(shù)資料
型號: AAT3682
廠商: Advanced Analogic Technologies, Inc.
英文描述: Lithium-Ion/Polymer Linear Battery Charger
中文描述: 鋰離子線性電池充電器
文件頁數(shù): 9/18頁
文件大小: 233K
代理商: AAT3682
AAT3682
Lithium-Ion/Polymer Linear Battery Charger
3682.2005.02.1.1
9
Figure 1: AAT3682 Operational Flow Chart.
Figure 2: Typical Charge Profile.
Preconditioning
(Trickle Charge)
Phase
Constant Current
Phase
Constant Voltage
Phase
Output Charge
Voltage (V
CH
)
Preconditioning
Voltage Threshold
(V
MIN
)
Regulation
Current
(I
CHARGE(REG)
)
Trickle Charge
and Termination
Threshold
UVLO
Temperature Test
TS > V
TS1
TS < V
TS2
Power On Reset
Preconditioning Test
V
MIN
>V
BAT
Current Phase Test
V
CH
>V
BAT
V
TERM
R
SENSE
<V
RCH
Voltage
Phase Test
V
CC
> V
UVLO
Shut Down
Mode
Yes
No
Yes
Yes
Conditioning
(Trickle Charge)
Low Current
Conditioning
Temperature
Fault
No
No
Current
Charging
Mode
Yes
Voltage
Charging
Mode
< I
BAT
No
Yes
No
Charge Complete
Latch Off
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