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LM5140-Q1 - Wide Input Range Dual Synchronous Buck Controller

General Description

The LM5140-Q1 is a dual synchronous buck controller intended for high voltage wide VIN stepdown converter applications.

The control method is based on current mode control.

Current mode control provides inherent line feedforward, cycle-by-cycle current limiting, and easier loop compensation.

Key Features

  • 1 Qualified for Automotive.

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LM5141-Q1 Wide Input Range Synchronous Buck Controller
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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 LM5140-Q1 SNVSA02A – JANUARY 2016 – REVISED DECEMBER 2016 LM5140-Q1 Wide Input Range Dual Synchronous Buck Controller 1 Features •1 Qualified for Automotive Applications • AEC-Q100 Test Guidance With the Following – Device Temperature Grade 1: –40ºC to +125ºC Ambient Operating Temperature – Device HBM ESD Classification Level 2 – Device CDM ESD Classification Level C4B • Input Operating Range from 3.8 V to 65 V (70 V Absolute Maximum) • Two Interleaved Buck Controllers With: – VOUT1 Fixed 3.3 V, 5 V, or Adjustable from 1.5 V – 15 V, Accuracy ±1% – VOUT2 Fixed 5 V, 8 V, or Adjustable from 1.5 V – 15 V, Accuracy ±1% • Fixed 2.