ACT8810
Active- Semi
Rev 4, 01-Oct-09
ActivePathTM CHARGER
TYPICAL PERFORMANCE CHARACTERISTICS
(VCHG_IN = 5V, RDCCC = 20k, RISET = 680ꢀ, TA = 25°C, unless otherwise specified.)
SYS Output Voltage vs. DC Voltage
SYS Voltage vs. SYS Current
4.8
4.7
4.6
4.5
4.4
4.3
4.2
4.1
4.0
4.25
4.15
4.05
3.95
3.85
3.75
ISYS = 10mA
12
VBAT = 4.2V
0
2
4
6
8
10
14
0
1000
2000
3000
CHG_IN Voltage (V)
SYS Current (mA)
Charger Current vs. Battery Voltage (USB Mode)
500
Charger Current vs. Battery Voltage (USB Mode)
100
450
Battery Voltage Falling
400
80
350
Battery Voltage Rising
VBAT Falling
300
60
250
200
150
VBAT Rising
40
20
100
CHG_IN = 5V
CHG_IN = 5V
ISYS = 0mA
500mA USB
I
SYS = 0mA
50
0
100mA USB
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
Battery Voltage (V)
0
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
Battery Voltage (V)
Fast Charge Current vs. Ambient Temperature
Charger Current vs. Battery Voltage (AC Mode)
1200
1200
ISYS = 0mA
1000
800
600
400
200
0
1000
800
600
400
200
0
Battery Voltage Falling
ACIN, CHGLEV = 11
ACIN, CHGLEV = 10
Battery Voltage Rising
ACIN, CHGLEV = 01
ACIN, CHGLEV = 00
-40 -20
0
20
40
60
80 100 120 140
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
Ambient Temperature (°C)
Battery Voltage (V)
Innovative PowerTM
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Copyright © 2009 Active-Semi, Inc.
ActivePMUTM and ActivePathTM are trademarks of Active-Semi.
I2CTM is a trademark of Philips Electronics.
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