MP2307 Ver la hoja de datos (PDF) - Monolithic Power Systems
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MP2307 Datasheet PDF : 12 Pages
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MP2307 – 3A, 23V, 340KHz SYNCHRONOUS RECTIFIED STEP-DOWN CONVERTER
TYPICAL PERFORMANCE CHARACTERISTICS
C1 = 2 x 10µF, C2 = 2 x 22µF, L= 10µH, CSS= 0.1µF, TA = +25°C, unless otherwise noted.
Steady State Test
Waveforms
VIN = 12V, VOUT = 3.3V, IOUT = 0A
Steady State Test
Waveforms
VIN = 12V, VOUT = 3.3V, IOUT = 3A
Startup through
Enable Waveforms
VIN = 12V, VOUT = 3.3V, No Load
VIN
20mV/div.
VOUT
20mV/div.
VSW
10V/div.
IL
1A/div.
VIN
200mV/div.
VOUT
20MV/div.
VSW
V/div.
IL
2A/div.
MP2307-TPC01
VEN
5V/div.
VOUT
2V/div.
IL
1A/div.
VSW
10V/div.
MP2307-TPC02
2ms/div.
MP2307-TPC03
Startup Through
Enable Waveforms
VIN = 12V, VOUT = 3.3V,
IOUT = 3A (Resistance Load)
VEN
5V/div.
VOUT
2V/div.
IL
2A/div.
VSW
10V/div.
2ms/div.
MP2307-TP04
Shutdown Through
Enable Waveforms
VIN = 12V, VOUT = 3.3V, No Load
VEN
5V/div.
VOUT
2V/div.
IL
1A/div.
VSW
10V/div.
2ms/div.
MP2307-TPC05
Shutdown Through
Enable Waveforms
VIN = 12V, VOUT = 3.3V,
IOUT = 3A (Resistance Load)
VEN
5V/div.
VOUT
2V/div.
IL
2A/div.
VSW
10V/div.
MP2307-TPC06
Load Transient Test
Waveforms
VIN = 12V, VOUT = 3.3V,
IOUT = 1A to 2A step
VOUT
200mV/div.
IL
1A/div.
ILOAD
1A/div.
Short Circuit Test
Waveforms
VIN = 12V, VOUT = 3.3V
VOUT
2V/div.
IL
2A/div.
Short Circuit Recovery
Waveforms
VIN = 12V, VOUT = 3.3V
VOUT
2V/div.
IL
2A/div.
MP2307 Rev. 1.9
5/28/2008
MP2307 -TPC07
MP2307-TPC08
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MP2307-TPC09
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