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FSBH0F170A Datasheet Green Mode Fairchild Power Switch

Manufacturer: Fairchild (now onsemi)

Overview: FSBH0F70A, FSBH0170/A, FSBH0270/A, FSBH0370 — Green Mode Fairchild Power Switch (FPS™) September 2009 FSBH0F70A, FSBH0170/A, FSBH0270/A, FSBH0370 Green Mode Fairchild Power Switch.

Download the FSBH0F170A datasheet PDF. This datasheet also includes the FSBH0170 variant, as both parts are published together in a single manufacturer document.

General Description

The highly integrated FSBH-series consists of an integrated current-mode Pulse Width Modulator (PWM) and an avalanche-rugged 700V SenseFET.

It is specifically designed for high-performance offline Switch Mode Power Supplies (SMPS) with minimal external components.

The integrated PWM controller

Key Features

  • Brownout Protection with Hysteresis.
  • Built-In 5ms Soft-Start Function.
  • Internal Avalanche-Rugged 700V SenseFET.
  • No Acoustic Noise During Light-Load Operation.
  • High-Voltage Startup.
  • Linearly Decreasing PWM Frequency to 18KHz.
  • Peak-Current-Mode Control.
  • Cycle-by-Cycle Current Limiting.
  • Leading-Edge Blanking (LEB).
  • Synchronized Slope Compensation.
  • Internal Open-Loop Protection.
  • VDD Under-Voltage Lockout (UVLO).
  • VDD Over-Voltage Prote.