PRODUCT DATASHEET
AAT3663
BatteryManager
TM
1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications
Typical Characteristics—General
Operating Current vs I
SET
Resistor
2000
Constant Charging Current
vs. Set Resistor Values
Constant Charge Current (mA)
10000
Operating Current (µA)
1800
1600
1400
1200
1000
800
600
400
200
0
1
10
100
Preconditioning Mode
Constant Current Mode
1000
100
10
1
1
10
100
R
SET
(kΩ)
Ω
R
SET
(kΩ)
Ω
Temperature Sense Output Current
vs. Temperature
80
2.40
Shutdown Current vs. Input Voltage
Shutdown Current (µA)
79
78
77
2.10
1.80
1.50
1.20
0.90
0.60
0.30
0.00
4
5
6
7
8
9
10
11
12
85°C
25°C
I
TS
(µA)
76
75
74
73
72
71
70
-40
-15
10
35
60
85
-40°C
13
14
Temperature (°C)
Input Voltage (V)
Charging Transistor On Resistance
vs. Input Voltage
600
500
CT Pin Capacitance vs. Counter Timeout
1.0
0.9
85°C
R
DS(ON)
(mΩ)
Ω
400
300
200
100
0
4.0
4.4
4.8
5.2
5.6
6.0
6.4
6.8
7.2
7.6
8.0
8.4
Capacitance (µF)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
Preconditioning + Constant
Current Timeout or Constant
Voltage Timeout
Preconditioning Timeout
25°C
-40°C
Input Voltage (V)
Timeout (h)
6
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3663.2008.01.1.2
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