The ISL85410DEMO1Z, ISL85418DEMO1Z, ISL85415DEMO1Z, and ISL85415DEMO2Z boards are intended for use in point-of-load applications sourcing from 3V to 36V (ISL85415) and 3V to 40V (ISL85410 and ISL85418). The boards are used to demonstrate the performance of the ISL85410, ISL85418, ISL85415 wide VIN, low quiescent current, high-efficiency synchronous buck regulators with 1A, 800mA, and 500mA output current.

ISL8541xEVAL1Z and ISL8541xEVAL2Z evaluation boards are also available!


  • Wide input voltage range: 3V to 36V (ISL85415) and 3V to 40V (ISL85410, ISL85418)
  • High-efficiency synchronous buck regulator using an isolated secondary output (ISL85415DEMO2Z)
  • Synchronous operation for high efficiency
  • No compensation required
  • Integrated high-side and low-side NMOS devices
  • Selectable PFM or forced PWM mode at light loads
  • Internal fixed (500kHz) or adjustable switching frequency 300kHz to 2MHz
  • Continuous output current up to 1A (ISL85410), 800mA (ISL85418), 500mA (ISL85415)
  • Internal or external soft-start
  • Minimal external components required
  • Power-good and enable functions available


  • Industrial control
  • Medical devices
  • Portable instrumentation
  • Distributed power supplies
  • Cloud Infrastructure


Title language Type Format File Size Date
Datasheets & Errata
ISL85415 Datasheet 日本語 Datasheet PDF 2.35 MB
ISL85410 Datasheet 日本語 Datasheet PDF 2.22 MB
ISL85418 Datasheet Datasheet PDF 2.32 MB
User Guides & Manuals
ISL85415DEMO2Z User Guide Manual PDF 883 KB
ISL85410DEMO1Z, ISL854102DEMO1Z, ISL85418DEMO1Z User Guide Manual PDF 1.10 MB
ISL85415DEMO1Z User Guide Manual PDF 955 KB


Title language Type Format File Size Date
ISL85410DEMO1Z Design Files Design File ZIP 370 KB
ISL85415DEMO1Z Design Files Design File ZIP 541 KB
ISL85418DEMO1Z Design Files Design File ZIP 371 KB
ISL85415DEMO2Z Design Files Design File ZIP 801 KB