AAT3663 Datasheet, PDF (6/22 Pages) Advanced Analogic Technologies – 1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications

AAT3663
1A Linear Li-Ion Battery Charger
for Single and Dual Cell Applications
Typical Characteristics
Operating Current vs I_SET Resistor
2000
1800
1600
1400
1200
Constant Current Mode
1000
800
600
400
200
Preconditioning Mode
0
1
10
100
R_SET (kΩ)
Constant Charging Current
vs. Set Resistor Values
10000
1000
100
10
1
1
10
100
R_SET (kΩ)
End of Charge Voltage Accuracy vs. Input Voltage
(V_{BAT_EOC} = 4.2V)
0.100
0.075
0.050
0.025
0.000
-0.025
-0.050
-0.075
-0.100
4 5 6 7 8 9 10 11 12 13 14
Input Voltage (V)
End of Charge Voltage vs. Temperature
4.220
4.215
4.210
4.205
4.200
4.195
4.190
4.185
4.180
-40
-15
10
35
60
85
Temperature (°C)
Recharge Threshold Voltage vs. Input Voltage
4.120
4.115
4.110
4.105
4.100
4.095
4.090
4.085
4.080
4 5 6 7 8 9 10 11 12 13 14
Input Voltage (V)
Recharge Voltage vs. Temperature
(V_IN = 5V; R_SET = 8.87kΩ)
4.14
4.13
4.12
4.11
4.10
4.09
4.08
4.07
4.06
-40
-15
10
35
60
85
Temperature (ºC)
6
3663.2007.10.1.0