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EV1570DN-00A Datasheet, PDF (3/5 Pages) Monolithic Power Systems – 3A, 23V, 340KHz Synchronous Step-Down Converter
EV1570DN-00A – 3A, 23V, 340KHz SYNCHRONOUS STEP-DOWN CONVERTER
EVALUATION BOARD – INITIAL RELEASE
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 12V, VOUT = 3.3V, RLOAD = 2Ω, unless otherwise noted.
Load Transient
Waveforms
1A - 2A STEP
VOUT
50mV/div.
IL
1A/div.
Turn Off
Waveforms
VOUT
1V/div.
IL
1A/div.
Soft-Start
Waveforms
MP1570-WF01
VOUT
1V/div.
IL
1A/div.
4ms/div.
MP1570-WF03
Switching
Waveforms
IL
1A/div.
VOUT
10mV/div.
VIN
100mV/div.
VSW
10V/div.
MP1570-WF02
MP1570-WF04
EV1570DN-00A Rev. 1.1
www.MonolithicPower.com
3
4/6/2005
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