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ACT8828 データシート(PDF) 21 Page - Active-Semi, Inc

部品番号 ACT8828
部品情報  Six Channel ActivePathTM Power Management IC
PDF  49 Pages
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メーカー  ACTIVE-SEMI [Active-Semi, Inc]
ホームページ  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT8828 データシート(HTML) 21 Page - Active-Semi, Inc

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STEP-DOWN DC/DC CONVERTERS
ACT8828
Rev 3, 24-Sep-09
Active-Semi
Innovative Power
TM
- 21 -
www.active-semi.com
Copyright © 2009 Active-Semi, Inc.
ActivePMU
TM and ActivePathTM are trademarks of Active-Semi.
I
2CTM is a trademark of Philips Electronics.
(ACT8828QJ16C, VVP3 = 3.6V, L = 3.3µH, CVP3 = 4.7μF, COUT3 = 10μF, TA = 25°C, unless otherwise specified.)
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
VP3 Input Voltage (V)
6.0
0.1
REG3 RDSON vs. VP3 Input Voltage
0.45
0.35
0.25
0.50
0.40
0.30
0.20
0.15
5.0
4.5
4.0
3.5
3.0
PMOS
NMOS
REG3 Efficiency vs. Load Current
1000
Load Current (mA)
80
10
100
VVSYS = 4.2V
VOUT3 = 1.2V
60
40
20
1
0
100
VVSYS = 3.6V
VVSYS = 4.6V
5.5
OUT3 Regulation Voltage vs. Temperature
1.212
1.188
Temperature (°C)
-20
-40
0
20
40
60
1.208
1.204
1.200
1.196
1.192
IOUT3 = 35mA
85



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