AAT3690 Datasheet, PDF (6/20 Pages) Advanced Analogic Technologies – 1.0A USB Port/Adapter Lithium-Ion/Polymer Battery Charger

Typical Characteristics
I_FASTCHARGE vs. R_SET
10000
1000
100
USB
ADP
10
1
10
100
R_SET (kΩ)
AAT3690
1.0A USB Port/Adapter
Lithium-Ion/Polymer Battery Charger
Battery Voltage vs. Supply Voltage
4.242
4.221
4.200
4.179
USB
ADP
1000
4.158
4.5
4.75
5
5.25
5.5
Supply Voltage (V)
Recharge Voltage vs. Temperature
4.14
4.13
4.12
4.11
4.10
ADP
4.09
4.08 ^USB
4.07
4.06
4.05
4.04
-50
-25
0
25
50
75
100
Temperature (°C)
End of Charge Voltage vs. Temperature
4.242
4.221
4.200
4.179
ADP
USB
4.158
-50
-25
0
25
50
Temperature (°C)
75
100
Fast Charge Current vs. Temperature
(R_ADPSET = 8.06kΩ; R_USBSET = 8.06kΩ)
1100
540
1080
530
1060
1040
520
USB
510
1020
500
1000
490
980
480
960
ADP
470
940
460
920
450
900
-50
-25
0
440
25
50
75
100
Temperature (°C)
Adapter Charging Current vs. Battery Voltage
(R_ADPSET = 8.06kΩ)
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.5
2.9
3.3
3.7
4.1
4.5
Battery Voltage (V)
6
3690.2007.01.1.2