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MP4561 Datasheet(PDF) 5 Page - Monolithic Power Systems

Part # MP4561
Description  1.5A, 2MHz, 55V Step-Down Converter
PDF  17 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP4561 Datasheet(HTML) 5 Page - Monolithic Power Systems

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MP4561 – 1.5A, 2MHz, 55V STEP-DOWN CONVERTER
MP4561 Rev. 1.0
www.MonolithicPower.com
5
11/5/2012
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 12V, VOUT =3.3V, C1 = 10µF, C2 = 22µF, L1 = 10µH and TA = +25°C, unless otherwise noted.
40
50
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90
100
40
50
60
70
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0
0.5
1
1.5
00.5
11.5
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Vin=12V
Vin=48V
Efficiency @VOUT=2.5V
L1=10uH, fs=500kHz
Efficiency @VOUT=5V
L1=15uH, fs=500kHz
Output Voltage Ripple
IOUT=0.1A
VOUT
AC Coupled
10mV/div
Vsw
10V/div
IL
500mA/div
Output Voltage Ripple
IOUT=0.75A
VOUT
AC Coupled
10mV/div
Vsw
10V/div
IL
500mA/div
Output Voltage Ripple
IOUT=1.5A
VOUT
AC Coupled
10mV/div
Vsw
10V/div
IL
1A/div
Vin=12V
Vin=55V



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