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ACT8810 데이터시트(PDF) 21 Page - Active-Semi, Inc

부품명 ACT8810
상세설명  Eight Channel ActivePathTM Power Management IC
PDF  52 Pages
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제조업체  ACTIVE-SEMI [Active-Semi, Inc]
홈페이지  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT8810 데이터시트(HTML) 21 Page - Active-Semi, Inc

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STEP-DOWN DC/DC CONVERTERS
ACT8810
Rev 4, 01-Oct-09
Active-Semi
Innovative PowerTM
- 21 -
www.active-semi.com
Copyright © 2009 Active-Semi, Inc.
ActivePMUTM and ActivePathTM are trademarks of Active-Semi.
I2CTM is a trademark of Philips Electronics.
(ACT8810QJ343, VVP3 = 3.6V, L = 3.3µH, CVP3 = 4.7μF, COUT3 = 10μF, TA = 25°C, unless otherwise specified.)
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
OUT3 Regulation Voltage vs. Tempera-
1.812
1.788
Temperature (°C)
-20
-40
0
20
40
60
1.808
1.804
1.800
1.796
1.792
IOUT3 = 35mA
85
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



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