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LM43601 - 1-A Synchronous Step-Down Voltage Converter

General Description

The LM43601 regulator is an easy to use synchronous step-down DC-DC converter capable of driving up to 1 A of load current from an input voltage ranging from 3.5 V to 36 V (42 V transient).

Key Features

  • 1 33-µA Quiescent Current in Regulation.
  • High Efficiency at Light Load (DCM and PFM).
  • Meets EN55022/CISPR 22 EMI Standards.
  • Integrated Synchronous Rectification.
  • Adjustable Frequency Range: 200 kHz to 2.2 MHz (500 kHz default).
  • Frequency Synchronization to External Clock.
  • Internal Compensation.
  • Stable With Almost Any Combination of Ceramic, Polymer, Tantalum, and Aluminum Capacitors.
  • Power-Good Flag.
  • Soft S.

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Other Datasheets by Texas Instruments

Part Number Description
LM43601-Q1 1-A Synchronous Step-Down Voltage Converter
LM43600 0.5-A Synchronous Step-Down Voltage Converter
LM43600-Q1 0.5-A Synchronous Step-Down Voltage Converter
LM43602 2-A Synchronous Step-Down Voltage Converter
LM43602-Q1 2-A Synchronous Step-Down Voltage Converter

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 Order Now Technical Documents Tools & Software Support & Community Reference Design LM43601 SNVSA44B – AUGUST 2014 – REVISED JANUARY 2018 LM43601 3.5-V to 36-V, 1-A Synchronous Step-Down Voltage Converter 1 Features •1 33-µA Quiescent Current in Regulation • High Efficiency at Light Load (DCM and PFM) • Meets EN55022/CISPR 22 EMI Standards • Integrated Synchronous Rectification • Adjustable Frequency Range: 200 kHz to 2.2 MHz (500 kHz default) • Frequency Synchronization to External Clock • Internal Compensation • Stable With Almost Any Combination of Ceramic, Polymer, Tantalum, and Aluminum Capacitors • Power-Good Flag • Soft Start into Pre-Biased Load • Internal Soft Start: 4.