AAT3686 Datasheet, PDF (6/24 Pages) Advanced Analogic Technologies – USB Port/AC Adapter Lithium-Ion/Polymer Battery Charger

Typical Characteristics
I_FASTCHARGE vs. R_SET
10000
1000
100
10
1
USBL
USBH
ADP
10
R_SET (kΩ)
AAT3686
USB Port/AC Adapter
Lithium-Ion/Polymer Battery Charger
Battery Voltage vs. Supply Voltage
4.242
4.221
4.200
4.179
USBH
ADP
4.158
100
4.5
4.75
5.0
5.25
5.5
Supply Voltage (V)
Recharge Voltage vs. Temperature
4.140
4.130
4.120
4.110
4.100
ADP
4.090
4.080 ^USBH
4.070
4.060
4.050
4.040
-50
-25
0
25
50
75
100
Temperature (°C)
End of Charge Voltage vs. Temperature
4.242
4.221
4.200
4.179
ADP
USBH
4.158
-50
-25
0
25
50
Temperature (°C)
75
100
Preconditioning Threshold
Voltage vs. Temperature
3.05
3.04
3.03
3.02
3.01
USBH
3.00
2.99
2.98 ^ADP
2.97
2.96
2.95
-50
-25
0
25
50
75
100
Temperature (°C)
Preconditioning Charge Current vs. Temperature
(ADPSET = 8.06kΩ; USBH = 8.06kΩ)
120
60
110
55
ADP
100
50
USBH
90
45
80
-50
-25
0
25
50
75
Temperature (°C)
40
100
6
3686.2006.10.1.9