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MP2490 датащи(PDF) 6 Page - Monolithic Power Systems

номер детали MP2490
подробное описание детали  1.5A, 36V, 700KHz Step-Down Converter with Programmable Output Current Limit
PDF  13 Pages
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производитель  MPS [Monolithic Power Systems]
домашняя страница  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2490 датащи(HTML) 6 Page - Monolithic Power Systems

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MP2490 – 1.5A, 36V, 700KHz STEP-DOWN WITH PROGRAMMABLE OUTPUT CURRENT LIMIT
MP2490 Rev. 0.92
www.MonolithicPower.com
6
4/23/2010
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2010 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
C1=C2=4.7μF, C3=C4=10μF, C8=0.1μF, L=12μH, TA=25ºC, unless otherwise noted
Power Ramp Up
VIN=12V, VEN put to VIN
VOUT=5V, IOUT=130mA, Resistor Load
Enable Up
VIN=15V, VEN put to VIN
VOUT=12V, IOUT=1A, Resistor Load
Steady State
VIN=15V, VEN put to VIN
VOUT=12V, IOUT=1.8A, Electrical Load
Short Circuit
VIN=12V, VEN put to VIN
VOUT=5V
Short Circuit Recovery
VIN=12V, VEN put to VIN
VOUT=5V
Enable Down
VIN=15V, VEN put to VIN
VOUT=12V, IOUT=1A, Resistor Load
Power Ramp Down
VIN=12V, VEN put to VIN
VOUT=5V, IOUT=130mA, Resistor Load
VOUT
20mV/div
IL
1A/div
VSW
5V/div
VPG
5V/div
VOUT
20mV/div
IL
1A/div
VSW
20V/div
VPG
5V/div
VOUT
20mV/div
IL
1A/div
VOUT
2V/div
IL
2A/div
VOUT
2V/div
IL
2A/div
VSW
10V/div
VPG
5V/div
VOUT
5V/div
IL
0.2A/div
VSW
10V/div
VIN
10V/div
VOUT
5V/div
IL
0.2A/div
VSW
10V/div
VIN
10V/div
VEN
2V/div
VOUT
10V/div
VSW
10V/div
IOUT
1A/div
VEN
2V/div
VOUT
10V/div
VSW
10V/div
IOUT
1A/div
1ms/div
2ms/div
2ms/div
10ms/div
Steady State
VIN=8V, VEN put to VIN
VOUT=5V, IOUT=1.8A, Electrical Load
Steady State
VIN=16V, VEN put to VIN
VOUT=5V, IOUT=1.8A, Electrical Load



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