AAT3686 Datasheet, PDF (7/24 Pages) Advanced Analogic Technologies – USB Port/AC Adapter Lithium-Ion/Polymer Battery Charger

AAT3686
USB Port/AC Adapter
Lithium-Ion/Polymer Battery Charger
Typical Characteristics
Fast Charge Current vs. Temperature
(ADPSET = 8.0kΩ; USBH = 8.06kΩ)
1100
540
1080
530
1060
1040
520
USBH
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)
Charging Current vs. Battery Voltage
(Adapter; 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)
Charging Current vs. Battery Voltage
(USBH; USBH = 8.06kΩ)
600
500
400
300
200
100
0
2.5
3.0
3.5
4.0
4.5
Battery Voltage (V)
Charging Current vs. Battery Voltage
(USBL; USBL = 40.2kΩ)
120
100
80
60
40
20
0
2.5
3.0
3.5
4.0
4.5
Battery Voltage (V)
Fast Charge Current vs. Supply Voltage
(Adapter; ADPSET = 8.06kΩ)
1200
1000
V_BAT = 3.3V
800
V_BAT = 3.9V
600
V_BAT = 3.5V
400
200
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
Fast Charge Current vs. Supply Voltage
(USBH; USBH = 8.06kΩ)
600
V_BAT = 3.3V
500
V_BAT = 3.5V
400
V_BAT = 3.9V
300
200
100
0
4.0 4.25 4.5 4.75 5.0 5.25 5.5 5.75 6.0
Supply Voltage (V)
3686.2006.10.1.9
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