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MP8126DF Datasheet(PDF) 3 Page - Monolithic Power Systems

Part # MP8126DF
Description  550mA, 8-14V Input, LNB Power Supply and Control Voltage Regulator Evaluation Board
PDF  5 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP8126DF Datasheet(HTML) 3 Page - Monolithic Power Systems

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EV8126DF-00A – LNB POWER SUPPLY AND CONTROL VOLTAGE REGULATOR
EV8126DF-00A Rev. 1.0
www.MonolithicPower.com
3
4/19/2012
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
EVB TEST RESULTS
Performance waveforms are tested on the evaluation board.
VIN = 12V, VOUT = 19V, L = 22µH, TA = 25°C, unless otherwise noted.
VOUT
10V/div.
VBOOST
20V/div.
VEN
5V/div.
IOUT
500mA/div.
VOUT
10V/div.
VBOOST
20V/div.
VEN
5V/div.
IOUT
500mA/div.
IOUT
500mA/div.
IOUT
200mA/div.
VOUT
10V/div.
VBOOST
10V/div.
VSW
20V/div.
V13V/18V
5V/div.
EN Startup
IOUT=0.55A
EN Shutdown
IOUT=0.55A
13V to 18V Switch
18V to 13V Switch
22kHz Tone Signal
IOUT=0.1A
Steady State
IOUT=0.55A
VOUT
10V/div.
VBOOST
10V/div.
VSW
20V/div.
VOUT
10V/div.
VOUT(AC)
200mV/div.
VBOOST
10V/div.
VBOOST(AC)
20mV/div.
VSW
20V/div.
VEXTM
5V/div.
V13V/18V
5V/div.
IOUT
500mA/div.
VOUT(AC)
20mV/div.
VBOOST(AC)(1)
100mV/div.
VSW
20V/div.
Efficiency for 19V output
60
70
80
90
100
0.01
0.1
1
IOUT(A)
Efficiency for 14V output
60
70
80
90
100
0.01
0.1
1
IOUT(A)
Note
:
1) Before filter inductor L2
.



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