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FSEZ1317 Datasheet Primary-Side-Regulation PWM

Manufacturer: Fairchild (now onsemi)

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General Description

This third-generation Primary-Side-Regulation (PSR) and highly integrated PWM controller provides several

Overview

FSEZ1317 — Primary-Side-Regulation PWM with POWER MOSFET Integrated FSEZ1317 Primary-Side-Regulation PWM with POWER MOSFET.

Key Features

  • Low Standby Power Under 30mW.
  • High-Voltage Startup.
  • Fewest External Component Counts.
  • Constant-Voltage (CV) and Constant-Current (CC) Control without Secondary-Feedback Circuitry.
  • Green-Mode: Linearly Decreasing PWM Frequency.
  • Fixed PWM Frequency at 50kHz with Frequency Hopping to Solve EMI Problem.
  • Cable Compensation in CV Mode.
  • Peak-Current-Mode Control in CV Mode.
  • Cycle-by-Cycle Current Limiting.
  • VDD Over-Voltage Protection with Auto Restart.

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