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MP9181 Datasheet(PDF) 6 Page - Monolithic Power Systems

Part # MP9181
Description  High Efficiency, Fast Transient, 3A, 4.5V-20V Input Synchronous Step-down Converter in a Tiny 2mmx3mm QFN12 Package
PDF  19 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP9181 Datasheet(HTML) 6 Page - Monolithic Power Systems

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MP9181 – 3A, 4.5V-20V INPUT, FAST TRANSIENT SYNCHRONOUS STEP-DOWN CONVERTER IN QFN12 (2X3mm)
MP9181 Rev 1.01
www.MonolithicPower.com
6
12/10/2012
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
VIN = 12V, VOUT = 1.2V, L = 2µH, TA = 25°C, unless otherwise noted.
VIN/AC
100mV/div.
VOUT/AC
50mV/div.
VOUT
500mV/div.
VSW
5V/div.
IL
2A/div.
Input/Output Voltage Ripple
IOUT = 3A
VIN
2V/div.
VSW
2V/div.
IL
500mA/div.
VOUT
500mV/div.
VIN
2V/div.
VSW
2V/div.
IL
2A/div.
Start up through IN
IOUT = 0A
Start up through IN
IOUT = 3A(CC-Load)
4
μ s/div.
Power down through IN
IOUT = 0A
Power down through IN
IOUT = 3A(CC-Load)
Start up through EN
IOUT = 0A
Start up through EN
IOUT = 3A(CC-Load)
Power down through EN
IOUT = 0A
Power down through EN
IOUT = 3A(CC-Load)
VOUT
500mV/div.
VIN
1V/div.
VSW
1V/div.
IL
200mA/div.
VOUT
500mV/div.
VIN
2V/div.
VSW
2V/div.
IL
2A/div.
VOUT
500mV/div.
VEN
2V/div.
VSW
5V/div.
IL
2A/div.
VOUT
500mV/div.
VEN
2V/div.
VSW
5V/div.
IL
2A/div.
VOUT
500mV/div.
VEN
2V/div.
VSW
5V/div.
IL
1A/div.
VOUT
500mV/div.
VEN
2V/div.
VSW
5V/div.
IL
2A/div.



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