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MP20142 Datasheet(PDF) 7 Page - Monolithic Power Systems

Part # MP20142
Description  Dual Channel, 200mA Linear Regulator With Programmable Output Voltage and Output Discharge
PDF  13 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP20142 Datasheet(HTML) 7 Page - Monolithic Power Systems

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MP20142 –DUAL-CHANNEL, 200mA LDO WITH PROGRAMMABLE OUTPUT VOLTAGE
MP20142 Rev.0.9
www.MonolithicPower.com
7
7/12/2010
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2010 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
VIN = 3.7V, P1 High, P2 Open (VOUT1=2.8V, VOUT2=3.3V), CIN = COUT1= COUT2= 1µF, EN1=EN2= VIN
TA = +25ºC, unless otherwise noted.
-40 -20
0
20 40 60
80 100
Channel 2
VIN=3.7V
Current Limit vs.
Temperature
Load Regulation
-0.20%
-0.15%
-0.10%
-0.05%
0.00%
0.05%
0.10%
0.15%
0.20%
-0.20%
-0.15%
-0.10%
-0.05%
0.00%
0.05%
0.10%
0.15%
0.20%
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE(V)
Line Regulation
-40 -20
0
20
40
60
80 100
Output Voltage Accuracy
VIN=3.7V, IOUT=1mA
-20
0
20
40
60
80
100
10 100
1k
10k 100k 1M 10M
FREQUENCY (Hz)
PSRR
0.1
1
10
100
0
50
100
150
200
COUT ESR Stability vs.
Ouput Current
(For Both Channels)
-10
0
10
20
30
40
50
60
FREQUENCY (Hz)
10 100
1k
10k 100k 1M 10M
Channel to Channel Isolation
vs. Frequency
200
300
400
500
600
700
800
3
3.5
4
4.5
5
5.5
INPUT VOLTAGE(V)
-0.15
-0.10
-0.05
0.00
0.05
0.10
0.15
Channel 1
VIN=3.7V
Channel 2
Channel 1
IOUT=1mA
Channel 1
Channel 2
Unstable Region
Stable Region
Channel 1
Channel 2
Channel 1
Channel 2
IOUT=200mA,
Single Channel loaded
Channel 1
Channel 2



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