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ACT2804 Datasheet(PDF) 16 Page - Active-Semi, Inc

Part # ACT2804
Description  5V/3.4A Dual Cell Backup Battery Power Manager
PDF  20 Pages
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Manufacturer  ACTIVE-SEMI [Active-Semi, Inc]
Direct Link  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT2804 Datasheet(HTML) 16 Page - Active-Semi, Inc

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Rev 2, Feb-04-2016
Innovative PowerTM
- 16 -
www.active-semi.com
Copyright © 2016 Active-Semi, Inc.
ACT2804
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
(Schematic as show in Figure 6, Ta = 25°C, unless otherwise specified)
3500
3000
2500
2000
1500
1000
500
0
Test Point
0
5
10
15
20
25
30
1200
1000
800
600
400
200
0
Vbat (V)
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
Charge Efficiency
96.0
95.0
94.0
93.0
92.0
91.0
90.0
Vbat (V)
5.5
6.0
6.5
7.0
7.5
8.0
8.5
Battery Charge Current vs. Junction
Temperature
1400
1200
1000
800
600
400
200
0
Temperature (°C)
-20
0
20
40
60
80
100
120
140
Discharge Efficiency
100.0
95.0
90.0
85.0
80.0
75.0
Output Current (mA)
0
500
1000
1500
2000
2500 3000
3500
4000
Charge Current
25.0
20.0
15.0
10.0
5.0
0
Temperature (°C)
-20
0
20
40
60
80
100
120
Battery Leakage vs. Junction Temperature
(HZ Mode)
VBAT = 8.2V
VBAT = 7.0V
VIN = 5.0V
VIN = 5.0V
ICHRG = 1.0A
VIN = 5.0V
ICHRG = 1A
VIN = 5.0V
VBAT = 7.5V
Battery Charge V/I Profile
Charge Current vs. Output Current
VBAT = 7.5V
VBAT = 8.4V
VBAT = 6.0V
Input Current
Output Current



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