概要

説明

The ISL8502EVAL1Z evaluation board is used to evaluate the ISL8502 synchronous buck controllers with internal MOSFETs.

The ISL8502 device is a synchronous buck controller with internal MOSFETs packaged in a small 4mm x 4mm QFN package. It can support a continuous load of 2A and have a very wide input voltage range. With the switching MOSFETs integrated into the IC, the complete regulator footprint can be very small and provide a much more efficient solution than a linear regulator.

特長

  • 2A continuous output current
  • Integrated MOSFETs for small regulator footprint
  • Adjustable switching frequency, 500kHz to 1.2MHz
  • Tight output voltage regulation, ±1% over-temperature
  • Wide input voltage range, 5V ±10% or 5.5V to 14V
  • Wide output voltage range, from 0.6V
  • Simple single-loop voltage-mode PWM control design
  • Input voltage feed-forward for constant modulator gain
  • Fast PWM converter transient response
  • Lossless rDS(ON) high-side and low-side overcurrent protection
  • Undervoltage detection
  • Integrated thermal shutdown protection
  • Power-good indication
  • Adjustable soft-start

アプリケーション

アプリケーション

  • Point-of-load (POL) applications
  • Graphics cards - GPU and memory supplies
  • ASIC power supplies
  • Embedded processor and I/O supplies
  • DSP supplies

ドキュメント

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マニュアル-開発ツール PDF 916 KB
データシート PDF 1018 KB
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設計・開発

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PCB設計ファイル ZIP 267 KB
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