AAT3681
USB Port or AC Adapter
Lithium-Ion/Polymer Battery Charger
Typical Characteristics
Recharging Threshold Voltage
vs. Temperature
Sleep Mode Current vs. Supply Voltage
(RSET = 8.06kΩ)
(RSET = 8.06kΩΩ)
800
4.18
4.16
4.14
4.12
4.10
4.08
4.06
4.04
4.02
700
85°C
600
500
400
300
25°C
-40°C
200
100
0
-50
-25
0
25
50
75
100
4
4.25 4.5 4.75
5
5.25 5.5 5.75
6
6.25 6.5
Temperature (°C)
VIN (V)
VIH_ENABLE vs. Supply Voltage
(RSET = 8.06kΩΩ)
VIL_ENABLE vs. Supply Voltage
(RSET = 8.06kΩ)
1.2
1.1
1
-40°C
1.1
1
-40°C
0.9
0.8
0.7
0.6
0.9
0.8
0.7
25°C
85°C
25°C
85°C
4
4.25 4.5 4.75
5
5.25 5.5 5.75
6
6.25 6.5
4
4.25 4.5
4.75
5
5.25 5.5
5.75
6
6.25 6.5
VIN (V)
VIN (V)
3681.2007.01.1.2
7