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AAT3670 データシートの表示(PDF) - Advanced Analogic Technologies
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AAT3670
1.6A Dynamic Battery Charger and Power Manager
Advanced Analogic Technologies
AAT3670 Datasheet PDF : 31 Pages
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BatteryManager
TM
PRODUCT DATASHEET
AAT3670
1.6A Dynamic Battery Charger and Power Manager
No
Enable
Dynamic Charge
V
EN_BAT
> V
EN
Yes
Connect
ADP to BAT
and OUT
Power
Share
No
Current Limit
Test
I
OUT
> I
LIM
Yes
Reduce Charging
Current to BAT
No
I
OUT
+ I
BAT
> I
LIM
?
Yes
Power On
Reset
Yes
UVLO
V
P
> V
UVLO
No
Yes
Switch
On
No
Sleep
Mode
Fault
Condition
Yes
Monitor
OV, OT,
OC
No
Shutdown
Mode
Thermal
Loop Enable
No
Device
Temp. Monitor
T
J
> 110degC
Yes
Yes
Battery Temp.
No
Sense
V
TS1
< TS < V
TS2
Battery
Temperature
Fault
Recharge Test
Yes
V
RCH
> V
BAT
?
Preconditioning
Yes
Test
V
MIN
> V
BAT
No
Low Current
Conditioning
Charge
Expire
Charge Timer
(Enable on
Charger reset)
Set
Thermal Loop
Current Reduction
Current Phase
Yes
Test
V
EOC
> V
BAT
No
Constant Current
Charging Mode
Voltage Phase
Yes
Test
I
BAT
> I
TERM
No
Charge
Complete
Constant Voltage
Charge Mode
Voltage
Regulation
Enable
Charge Reduction
Mode
Yes
Input Voltage
No
Level Test
V
ADP
< V
CHR_TH
Figure 2: AAT3670 Operational Flow Chart.
3670.2008.04.1.5
www.analogictech.com
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