AAT3670 データシートの表示（PDF） - Advanced Analogic Technologies
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AAT3670 Datasheet PDF : 31 Pages
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BatteryManagerTM
PRODUCT DATASHEET
AAT3670
1.6A Dynamic Battery Charger and Power Manager
Typical Characteristics
Charging Current vs. Battery Voltage
(USBL; USBSET = 71.5KΩ)
120
100
80
60
40
20
0
2.5
2.9
3.3
3.7
4.1
4.5
Battery Voltage (V)
Constant Charge Current vs. Temperature
(VIN = 5.0V)
1100
1000
900 ADP
800
700
600
500
400 USBH
300
200
100
0
USBL
-40
-15
10
35
60
85
Temperature (°C)
Constant Charging Current vs. Supply Voltage
(ADP; CHRADP = Open; ADPSET = 57.6kΩ)
1200
1000
800
VBAT = 3.3V, 3.6V, 3.9V
600
400
200
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
Constant Charging Current vs. Supply Voltage
(ADP; CHRADP = USB; ADPSET = 57.6kΩ)
1200
1000
VBAT = 3.3V
800
VBAT = 3.6V
600
VBAT = 3.9V
400
200
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
Constant Charging Current vs. Supply Voltage
(USBL; CHRUSB = Open; USBSET = 71.5kΩ)
120
VBAT = 3.3V, 3.6V
100
80
VBAT = 3.9V
60
40
20
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
Constant Charging Current vs. Supply Voltage
(USBL; CHRUSB = USB; USBSET = 71.5kΩ)
120
VBAT = 3.3V
100
80
VBAT = 3.6V
60
40
VBAT = 3.9V
20
0
4.0
4.5
5.0
5.5
6.0
Supply Voltage (V)
3670.2008.04.1.5
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