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LM3475 - Hysteretic PFET Buck Controller

General Description

The LM3475 is a hysteretic P-FET buck controller designed to support a wide range of high efficiency applications in a very small SOT-23-5 package.

Key Features

  • 1 Easy-to-Use Control Methodology.
  • 0.8 V to VIN Adjustable Output Range.
  • High Efficiency (90% Typical).
  • ±0.9% (±1.5% Over Temperature) Feedback Voltage.
  • 100% Duty Cycle Capable.
  • Maximum Operating Frequency up to 2 MHz.
  • Internal Soft-Start.
  • Enable Pin 2.

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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.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3475 SNVS239C – OCTOBER 2004 – REVISED OCTOBER 2015 LM3475 Hysteretic PFET Buck Controller 1 Features •1 Easy-to-Use Control Methodology • 0.8 V to VIN Adjustable Output Range • High Efficiency (90% Typical) • ±0.9% (±1.5% Over Temperature) Feedback Voltage • 100% Duty Cycle Capable • Maximum Operating Frequency up to 2 MHz • Internal Soft-Start • Enable Pin 2 Applications • TFT Monitor • Auto PC • Vehicle Security • Navigation Systems • Notebook Standby Supply • Battery Powered Portable Applications • Distributed Power Systems 3 Description The LM3475 is a hysteretic P-FET buck controller designed to support a wide range of high efficiency applications in a very small SOT-23-5 package.