LMR12010 Datasheet, PDF (1/16 Pages) National Semiconductor (TI) – SIMPLE SWITCHER® 20Vin, 1A Step-Down Voltage Regulator in SOT-23

LMR12010
September 29, 2011
SIMPLE SWITCHER^® 20Vin, 1A Step-Down Voltage
Regulator in SOT-23
Applications
■ ^{Point-of-Load Conversions from 3.3V, 5V, and 12V Rails}
■ ^{Space Constrained Applications}
■ ^{Battery Powered Equipment}
■ ^{Industrial Distributed Power Applications}
■ ^{Power Meters}
■ ^{Portable Hand-Held Instruments}
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Features
■ ^{Input voltage range of 3V to 20V}
■ ^{Output voltage range of 0.8V to 17V}
■ ^{Output current up to 1A}
■ ^{1.6MHz (LMR12010X) and 3 MHz (LMR12010Y)}
switching frequencies
■ ^{Low shutdown Iq, 30 nA typical}
■ ^{Internal soft-start}
■ ^{Internally compensated}
■ ^{Current-Mode PWM operation}
■ ^{Thermal shutdown}
■ ^{Thin SOT23-6 package (2.97 x 1.65 x 1mm)}
■ ^{Fully enabled for WEBENCH® Power Designer}
System Performance
Efficiency vs Load Current - "X" V_OUT = 5V
Performance Benefits
■ ^{Extremely easy to use}
■ ^{Tiny overall solution reduces system cost}
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Efficiency vs Load Current - "Y" V_OUT = 5V
WEBENCH® is a registered trademark of National Semiconductor Corp.
© 2011 National Semiconductor Corporation 301665
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www.national.com