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ACT8828 数据表(PDF) 31 Page - Active-Semi, Inc

部件名 ACT8828
功能描述  Six Channel ActivePathTM Power Management IC
PDF  50 Pages
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制造商  ACTIVE-SEMI [Active-Semi, Inc]
网页  http://www.active-semi.com
标志 ACTIVE-SEMI - Active-Semi, Inc

ACT8828 数据表(HTML) 31 Page - Active-Semi, Inc

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STEP-UP DC/DC CONVERTER
ACT8828
Rev 7, 15-Nov-12
Innovative Power
TM
- 31 -
www.active-semi.com
Copyright © 2012 Active-Semi, Inc.
ActivePMU
TM and ActivePathTM are trademarks of Active-Semi.
I
2CTM is a trademark of NXP.
ELECTRICAL CHARACTERISTICS (REG4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
Input Voltage Range
2.9
6
V
Input UVLO Threshold
Voltage Rising
2.7
2.8
2.9
V
Input UVLO Hysteresis
Voltage Falling
100
mV
Quiescent Supply Current
Not Switching
75
150
µA
Supply Current in Shutdown
0.1
1
µA
FB4 Feedback Voltage
235
255
275
mV
FB4 Input Current
50
nA
Switching Frequency
1.35
1.6
1.85
MHz
Maximum Duty Cycle
87
92
%
Switch Current Limit
Duty = 75%
800
mA
Switch On-Resistance
ISW4 = 100mA
0.45
Ω
Switch Leakage Current
VSW4 = 30V, VVSYS = 3.6V, ON4 = GA
10
µA
Over Voltage Protection Threshold
28.5
V
(VVSYS = 3.6V, TA = 25°C, unless otherwise specified.)



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