AAT3682
Lithium-Ion/Polymer Linear Battery Charger
Typical Characteristics
Battery Recharge Threshold Voltage
vs.Temperature
Regulated Output Voltage vs. Charge Current
(RSENSE = 0.15Ω)
(RSENSE = 0.15Ω
)
4.25
4.23
4.21
4.19
4.17
4.15
4.20
4.15
4.10
4.05
4.00
3.95
3.90
3.85
3.80
-
25
-50
0
25
50
75
100
0
100
200
300
400
500
600
700
Temperature (°C)
Charging Current (mA)
Regulated Output Voltage vs. Input Voltage
Regulated Output Voltage vs. Temperature
(RSENSE = 0.15Ω)
(RSENSE = 0.15Ω)
4.40
4.30
4.20
4.10
4.00
4.250
4.225
4.200
4.175
4.150
4.125
4.100
-50
-25
0
25
50
75
100
4.0
4.5
5.0
5.5
6.0
6.5
Input Voltage (V)
Temperature (°C)
Trickle Charge Threshold Voltage
Trickle Charge Current vs. Temperature
(RSENSE = 0.15Ω)
vs.Temperature
(RSENSE = 0.15Ω)
170
3.4
3.3
3.2
3.1
3.0
2.9
2.8
165
160
155
150
145
140
135
130
-50
-25
0
25
50
75
100
-50
-25
0
25
50
75
100
Temperature (°C)
Temperature (°C)
3682.2006.12.1.3
5
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
