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ACT2802B Datenblatt(PDF) 5 Page - Active-Semi, Inc

Teilenummer ACT2802B
Bauteilbeschribung  5V/2.5A Backup Battery Pack Manager
PDF  25 Pages
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Hersteller  ACTIVE-SEMI [Active-Semi, Inc]
Direct Link  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT2802B Datenblatt(HTML) 5 Page - Active-Semi, Inc

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Rev 7, 15-Jul-16
Innovative PowerTM
- 5 -
www.active-semi.com
Copyright © 2016 Active-Semi, Inc.
ACT2802/ACT2802B/ACT2802C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
Input Current Limit
Input Voltage Range
4.5
5.5
V
VIN Over Voltage Protection
VIN rising, VIN_OVP
5.5
6.0
6.5
V
Input Voltage Validation Time
VIN_UVLO<VIN<VIN_OVP
32
ms
Input Current Limit Setting Range
RILIM=0.806kΩ—2.4kΩ
1.0
3.0
A
Input Current Limit
RILIM=0.806kΩ
3.0
A
Input Current Limit Gain
2000
Leakage Current from VOUT to VIN in Boost
Mode
3.0V<VBAT<4.35V, Ta=25℃
0
10
µA
Battery Discharge Current in High-Z Mode
3.0V<VBAT<4.35V, Ta=25℃
7.5
15
µA
Power Switches
VIN-to-VOUT FET on Resistance
80
mΩ
VOUT-to-SW FET on Resistance
60
mΩ
SW-to-PGND FET on Resistance
65
mΩ
Buck Converter
Switching Frequency
-15%
1.1
+15% MHz
High Side Switch Peak Current Limit
4.5
6
A
Minimum On-time
100
ns
Over Temperature Protection (OTP)
OTP rising
160
℃
OTP Hysteresis
OTP falling
35
℃
Charge Mode
Charge Current Setting Range
Rcs=25mΩ, RICST=20kΩ—50kΩ
1.0
2.5
A
Charge Current Setting (ICHRG)
Rcs=25mΩ, RICST=43.2kΩ
2.1
A
Thermal Regulation Temperature
110
℃
Battery Adjust Voltage(VBAJ)
Rbtv=25kΩ
0.1
V
End of Charge (EOC) Voltage
-0.5%
4.1+VBAJ 0.5%
V
EOC Voltage Accuracy
Rbtv=0
4.1
V
Battery Over Voltage Threshold
VBAT rising
4.6
V
Battery Over Voltage Threshold Hysteresis
VBAT falling
200
mV
ELECTRICAL CHARACTERISTICS
(VIN = 5V, TA = 25°C, unless otherwise specified.)



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