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LMR14203 - 0.3A Step-Down Voltage Regulator

Description

The LMR14203 is a PWM DC/DC buck (step-down) regulator.

With a wide input range from 4.5V-42V, it is suitable for a wide range of applications such as power conditioning from unregulated sources.

They feature a low RDSON (0.9Ω typical) internal switch for maximum efficiency (85% typical).

Features

  • 1.
  • 2 Input Voltage Range of 4.5V to 42V.
  • Output Voltage Range of 0.765V to 34V.
  • Output Current up to 0.3A.
  • 1.25 MHz Switching Frequency.
  • Low Shutdown Iq, 16 µA Typical.
  • Short Circuit Protected.
  • Internally Compensated.
  • Soft-Start Function.
  • Thin SOT-23-6 Package (2.97 x 1.65 x 1mm).
  • Fully Enabled for.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
LMR14203 www.ti.com SNVS732C – OCTOBER 2011 – REVISED APRIL 2013 LMR14203 SIMPLE SWITCHER® 42Vin, 0.3A Step-Down Voltage Regulator in SOT-23 Check for Samples: LMR14203 FEATURES 1 •2 Input Voltage Range of 4.5V to 42V • Output Voltage Range of 0.765V to 34V • Output Current up to 0.3A • 1.25 MHz Switching Frequency • Low Shutdown Iq, 16 µA Typical • Short Circuit Protected • Internally Compensated • Soft-Start Function • Thin SOT-23-6 Package (2.97 x 1.65 x 1mm) • Fully Enabled for WEBENCH® Power Designer PERFORMANCE BENEFITS • Tight Accuracy for Powering Digital ICs • Extremely Easy to Use • Tiny Overall Solution Reduces System Cost DESCRIPTION The LMR14203 is a PWM DC/DC buck (step-down) regulator. With a wide input range from 4.
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