AAT3670 View Datasheet(PDF) - Advanced Analogic Technologies
Part Name
Description
MFG CO.
'AAT3670' PDF : 31 Pages View PDF
BatteryManagerTM
PRODUCT DATASHEET
AAT3670
1.6A Dynamic Battery Charger and Power Manager
Typical Characteristics
Constant Charging Current vs. Supply Voltage
(USBH; CHRUSB = Open; USBSET = 71.5kΩ)
600
VBAT = 3.3V
500
400
VBAT = 3.9V
300
VBAT = 3.6V
200
100
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
Constant Charging Current vs. Supply Voltage
(USBH; CHRUSB = USB; USBSET = 71.5kΩ)
600
VBAT = 3.3V
500
400
VBAT = 3.6V
300
200
VBAT = 3.9V
100
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
Constant Charging Current vs.
Supply Voltage
(ADP; CHRADP = Open; VBAT = 3.6V; ADPSET = 57.6KΩ)
1200
1000
800
25°C
+85°C
600
400
-40°C
200
0
4.3
4.4
4.5
4.6
4.7
4.8
4.9
Supply Voltage (V)
Constant Charging Current vs.
Supply Voltage
(USBL; CHRUSB = Open; VBAT = 3.6V; USBSET = 71.5KΩ)
120
-40°C
100
+85°C
80
+25°C
60
40
20
0
4.3
4.4
4.5
4.6
4.7
4.8
4.9
Supply Voltage (V)
Constant Charging Current vs.
Supply Voltage
(USBH; CHRUSB = Open; VBAT = 3.6V; USBSET = 71.5KΩ)
600
-40°C
500
400
25°C
300
+85°C
200
100
0
4.3
4.4
4.5
4.6
4.7
4.8
4.9
Supply Voltage (V)
10
www.analogictech.com
3670.2008.04.1.5
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