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LM5009A - Buck Switching Regulator

General Description

The LM5009A is a functional variant of the LM5009 COT buck switching regulator.

The functional differences of the LM5009A are: The minimum input operating voltage is 6 V, the ON-time equation is slightly different, and the requirement for a minimum load current is removed.

Key Features

  • 1 Operating Input Voltage Range: 6 V to 95 V.
  • Integrated 100-V, N-Channel Buck Switch.
  • Internal Start-Up Regulator.
  • No Loop Compensation Required.
  • Ultra-Fast Transient Response.
  • ON Time Varies Inversely With Input Voltage.
  • Operating Frequency Remains Constant With Varying Line Voltage and Load Current.
  • Adjustable Output Voltage From 2.5 V.
  • Highly Efficient Operation.
  • Precision Internal Reference.
  • L.

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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 LM5009A SNVS608H – JUNE 2009 – REVISED SEPTEMBER 2016 LM5009A 100-V, 150-mA Constant ON-Time Buck Switching Regulator 1 Features •1 Operating Input Voltage Range: 6 V to 95 V • Integrated 100-V, N-Channel Buck Switch • Internal Start-Up Regulator • No Loop Compensation Required • Ultra-Fast Transient Response • ON Time Varies Inversely With Input Voltage • Operating Frequency Remains Constant With Varying Line Voltage and Load Current • Adjustable Output Voltage From 2.