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MP28255 Datasheet(PDF) 6 Page - Monolithic Power Systems

Part # MP28255
Description  21V, 4A, 500kHz Synchronous Step-down Converter
PDF  14 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP28255 Datasheet(HTML) 6 Page - Monolithic Power Systems

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MP28255 – 4A, 21V, SYNCHRONOUS STEP-DOWN CONVERTER WITH INTERNAL MOSFETS
MP28255 Rev. 1.01
www.MonolithicPower.com
6
3/11/2011
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
VIN = 12V, VOUT = 1.2V, L=1.8uH, TA = +25ºC, unless otherwise noted.
Efficiency vs. Output Current
VOUT=1.2V
OUTPUT CURRENT (A)
Efficiency vs. Output Current
VOUT=1.8V
OUTPUT CURRENT (A)
Efficiency vs. Output Current
VOUT=2.5V
0
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OUTPUT CURRENT (A)
Efficiency vs. Output Current
VOUT=3.3V
0
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OUTPUT CURRENT (A)
0
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VIN=4.5V
VIN=12V
VIN=21V
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012
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VIN=12V
VIN=21V
VIN=4.5V
012
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012
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VIN=4.5V
VIN=12V
VIN=21V
01
234
VIN=12V
VIN=21V
VIN=5V



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