8A Low Quiescent Current High Efficiency Synchronous Buck Regulator Evaluation Boards


The ISL8018EVAL3Z evaluation board is intended for use by individuals with requirements for Point-of-Load applications sourcing from 2.7V to 5.5V. The ISL8018EVAL3Z is used for a complete demonstration of the performance of the ISL8018 low quiescent high efficiency synchronous buck regulator.

The ISL8018EVAL3Z evaluation board is a 76.2mmx76.2mm 4-layer FR4 board with 2oz copper in all layers. The complete converter occupies 438.71mm2 area.

ISL8018DEMO1Z demo boards are also available!

Key Features

  • High efficiency synchronous buck regulator with up to 97% efficiency
  • ±10% output voltage margining
  • Adjustable current limit
  • Start-up with prebiased output
  • Internal soft-start - 1ms or adjustable
  • Soft-stop output discharge during disabled
  • Adjustable frequency from 500kHz to 4MHz - default at 1MHz
  • External synchronization up to 4MHz - master to slave phase shifting capability


  • DC/DC POL modules
  • μC/μP, FPGA and DSP power
  • Plug-in DC/DC modules for routers and switchers
  • Portable instruments
  • Test and measurement systems
  • Li-ion battery powered devices

ISL8018EVAL3Z Board Top

ISL8018EVAL3Z Board Top

ISL8018EVAL3Z Board Bottom

ISL8018EVAL3Z Board Bottom


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