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A8672 - Fixed Frequency High Current Synchronous Buck Regulator

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General Description

The A8672 is a synchronous buck converter capable of delivering up to 8 A.

The A8672 utilizes valley current mode control, allowing very short on-times to be achieved.

Overview

A8672 Fixed Frequency High Current Synchronous Buck Regulator with Fault Warnings and Power.

Key Features

  • High efficiency integrated FETs optimized for lower duty cycle voltage conversion: 27 mΩ high side, 12 mΩ low side.
  • Power input voltage range: 3 to 16 V.
  • Control input voltage range: 4.5 to 16V.
  • Adjustable output voltage, down to 0.6 V.
  • 5 V LDO Regulator.
  • Extremely short minimum controllable on-time; example: allows 12 V conversion to 0.6 V at >1 MHz.
  • Reference accuracy of ±1% throughout temperature range.
  • ¯F¯A¯¯U¯¯L¯¯T¯ a.

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