AAT2550
Total Power Solution for Portable Applications
Typical Characteristics—Battery Charger
IFASTCHARGE vs. RSET
Battery Voltage vs. Supply Voltage
4.242
4.221
4.200
4.179
4.158
10000
1000
100
10
1
10
100
100
100
4.5
4.75
5.0
5.25
5.5
RSET (kΩ)
Supply Voltage (V)
End of Charge Voltage Regulation
vs. Temperature
Preconditioning Threshold
Voltage vs. Temperature
4.242
4.221
4.200
4.179
4.158
3.05
3.04
3.03
3.02
3.01
3.00
2.99
2.98
2.97
2.96
2.95
-50
-25
0
25
50
75
100
-50
-25
0
25
50
75
Temperature (°°C)
Temperature (°°C)
Preconditioning ICH vs. Temperature
(ADPSET = 8.06kΩΩ)
Fast Charge Current vs. Temperature
(ADPSET = 8.06kΩΩ)
1100
1080
1060
1040
1020
1000
980
120
110
100
90
960
940
920
900
80
-50
-25
0
25
50
75
-50
-25
0
25
50
75
100
Temperature (°C)
Temperature (°C)
10
2550.2006.07.1.0
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
