DCDC Regulators

40V, 2.5A Synchronous Buck Regulator with Ultra-Low Quiescent Current and Low EMI

A81805

The A81805 provides high-efficiency and low-noise power conversion with up to 2.5A output current. Its ultra-low quiescent current (6µA) extends battery life, while integrated compensation and spread spectrum minimize external components and EMI.

Product Details

Top Features

  • Wide input voltage range: 3.5V to 40V
  • AEC-Q100 Grade 0 qualified
  • High efficiency: 92%, 12 to 5V at 1A
  • Low EMI: spread spectrum dithering
  • Wide switching frequency range: 250kHz to 2.5MHz
  • Up to 2.5A continuous output current

Typical Applications:

 

Part Number Specifications and Availability

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