AAT3663_08 Datasheet, PDF (11/23 Pages) Advanced Analogic Technologies – 1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications

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PRODUCT DATASHEET
AAT3663
1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications
Typical Characteristics—Dual Cell 8.4V
Constant Charging Current vs. Battery Voltage
1200
1000
800
600
400
RSET = 1.78KΩ
RSET = 2.21KΩ
RSET = 3.57KΩ
200
RSET = 8.87KΩ
0
4.9 5.3 5.7 6.1 6.5 6.9 7.3 7.7 8.1 8.5
Battery Voltage (V)
Preconditioning Threshold Voltage vs. Input Voltage
5.220
5.215
5.210
5.205
5.200
5.195
5.190
5.185
5.180
8
9
10
11
12
13
14
Input Voltage (V)
Preconditioning Threshold Voltage vs. Temperature
5.24
5.23
5.22
5.21
5.20
5.19
5.18
5.17
5.16
-40
-15
10
35
60
85
Temperature (°C)
Constant Charge Current vs. Input Voltage
(R_SET = 8.87KΩ)
240
230
220
210
200
190
V_BAT = 7V
V_BAT = 6.6V
180
V_BAT = 8.2V
170
160
8
9
10
11
12
13
14
Input Voltage (V)
3663.2008.01.1.2
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