AAT3686
USB Port/AC Adapter
Lithium-Ion/Polymer Battery Charger
Typical Characteristics
Fast Charge Current vs. Supply Voltage
(USBL; USBL = 40.2kΩΩ)
Fast Charge Current vs. Supply Voltage
(USBH; USBH = 8.06kΩΩ)
120
600
VBAT = 3.5V
0°C
500
100
VBAT = 3.3V
80
70°C
400
25°C
VBAT = 3.9V
60
40
20
0
300
200
100
0
4.0
4.5
5.0
5.5
6.0
6.5
6.0
6.0
4.4
4.5
4.6
4.7
4.8
4.9
5.0
6.0
6.0
Supply Voltage (V)
Supply Voltage (V)
VIH vs. Supply Voltage
EN Pin (Rising)
VIL vs. Supply Voltage
EN Pin (Falling)
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
-40°C
+25°C
-40°C
+25°C
+85°C
+85°C
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.6
5.8
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.6
5.8
Supply Voltage (V)
Supply Voltage (V)
VIH vs. Supply Voltage
USBSEL (Rising)
VIL vs. Supply Voltage
USBSEL (Falling)
1.4
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
-40°C
+25°C
-40°C
+25°C
+85°C
+85°C
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.6
5.8
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.4
5.8
Supply Voltage (V)
Supply Voltage (V)
8
3686.2006.10.1.9
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
