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ACT8828 数据表(PDF) 20 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) 20 Page - Active-Semi, Inc

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STEP-DOWN DC/DC CONVERTERS
ACT8828
Rev 7, 15-Nov-12
Innovative Power
TM
- 20 -
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.
VP2 Input Voltage (V)
(ACT8828QJ16C, VVP1 = VVP2 = 3.6V, L = 3.3µH, CVP1 = CVP2 = 4.7μF, COUT1 = 22μF, COUT2 = 10μF, TA = 25°C, unless otherwise
specified.)
TYPICAL PERFORMANCE CHARACTERISTICS
REG1 RDSON vs. VP1 Input Voltage
VP1 Input Voltage (V)
0
6.0
5.5
5.0
4.5
4.0
3.5
3.0
0.18
0.16
0.12
0.08
0.04
OUT1 Regulation Voltage vs. Temperature
1.812
1.788
Temperature (°C)
-20
-40
0
20
40
60
1.808
1.804
1.800
1.796
1.792
IOUT1 = 35mA
85
PMOS
NMOS
REG2 RDSON vs. VP2 Input Voltage
0
0.5
0.3
0.4
0.2
0.1
4.5
4.0
3.5
3.0
PMOS
NMOS
REG2 Efficiency vs. Load Current
100
1000
Load Current (mA)
90
80
70
60
10
100
VOUT2 = 1.2V
50
1
REG1 Efficiency vs. Load Current
100
0
2
2000
Load Current (mA)
80
60
40
20
20
200
VOUT1 = 3.3V
VVSYS = 4.2V
VVSYS = 3.6V
0.14
0.10
0.06
0.02
VVSYS = 4.6V
VVSYS = 5.2V
VVSYS = 3.6V
VVSYS = 4.2V
VVSYS = 4.6V
VVSYS = 5.2V
5.0
5.5
6.0
OUT2 Regulation Voltage vs. Temperature
3.318
3.282
Temperature (°C)
-20
-40
0
20
40
60
3.315
3.312
3.309
3.306
3.303
3.300
3.297
3.294
3.291
3.288
3.285
85
IOUT2 = 35mA



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