Typical Application Circuit for LTC1143L Dual 3.3V/5V Buck-Boost Regulator

Analog Devices の部品 LTC1143LCS を使用したリファレンス デザイン

メーカー

Analog Devices
  • アプリケーションカテゴリ
    電源装置
  • 製品タイプ
    DC-DCマルチ出力電源

最終製品向け

  • Battery Powered Systems
  • Notebook
  • palmtops
  • Personal Digital Assistant
  • Portable Instrumentation
  • Power Distribution Control

説明

  • Typical Application Circuit for LTC1143L Dual 3.3V/5V Buck-Boost Regulator. The LTC1143L series is a dual step-down switching regulator controller featuring automatic Burst Modem operation to maintain high efficiencies at low output currents. This device is composed of two separate regulator blocks, each driving an external power MOSFET at switching frequencies up to 400kHz using a constant off-time current mode architecture

主な特徴

  • Conversion Type
    DC to DC
  • Input Voltage
    3.5 to 10 V
  • Output Voltage
    3.3|5 V
  • Output Current
    1@5V|2@3.3V A
  • Topology
    Buck Boost

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