AAT3685 AAT, AAT3685 Datasheet - Page 7

• Manufacturer Part Number: AAT3685
• Description: Lithium-Ion/Polymer Battery Charger
• Manufacturer: AAT

Typical Characteristics
3685.2006.10.1.3
120
100
120
100
80
60
40
20
80
60
40
20
Fast Charge Current vs. Supply Voltage
0
1100
1080
1060
1040
1020
1000
0
980
960
940
920
900
Charging Current vs. Battery Voltage
2.5
4
Fast Charge Current vs. Temperature
-50
V
BAT
= 3.5V
4.5
-25
(SETL; SETL = 40.2kΩ Ω )
(SETL; SETL = 40.2kΩ Ω )
V
V
(SETH; SETH = 3.83kΩ Ω )
3
BAT
BAT
Battery Voltage (V)
= 3.3V
Supply Voltage (V)
= 3.9V
Temperature (°C)
0
5
3.5
25
5.5
50
4
75
6
100
4.5
6.5
Lithium-Ion/Polymer Battery Charger
1200
1000
1200
1000
1200
1000
800
600
400
200
800
600
400
200
800
600
400
200
Fast Charge Current vs. Supply Voltage
0
0
0
4.40
2.5
Fast Charge Current vs. Supply Voltage
Charging Current vs. Battery Voltage
4
V
BAT
0°C
4.25
4.50
= 3.3V
25°C
(SETH; SETH = 3.83kΩ)
(SETH; SETH = 3.83kΩ Ω )
4.5
3
(SETH; SETH = 3.83kΩ Ω )
V
4.60
Battery Voltage (V)
BAT
Supply Voltage (V)
Supply Voltage (V)
4.75
70°C
= 3.5V
V
BAT
4.70
3.5
5
= 3.9V
5.25
4.80
AAT3685
5.5
4
4.90
5.75
5.00
4.5
6
7