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FAN501A - Offline DCM / CCM Flyback PWM Controller

Description

The advanced PWM controller, FAN501A, simplifies isolated power supply design that requires CC regulation of the output.

Features

  • WSaver® Technology Provides Ultra-Low Standby Power Consumption for Energy Star’s 5-Star Level (.

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Full PDF Text Transcription

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FAN501A — Offline DCM / CCM Flyback PWM Controller for Charger Applications April 2014 FAN501A Offline DCM / CCM Flyback PWM Controller for Charger Applications Features  WSaver® Technology Provides Ultra-Low Standby Power Consumption for Energy Star’s 5-Star Level (<30 mW)  Constant-Current (CC) Control without Secondary-Side Feedback Circuitry for Discontinuous Conduction Mode (DCM) and Continuous Conduction Mode (CCM)  Dual-Frequency Function Changes Switching Frequency (140 kHz / 85 kHz) According to Input Voltage to Maximize Transformer Utilization and Improve Efficiency  High Power Density and High Conversion Efficiency in CCM Compact Charger Applications  Frequency Hopping to Reduce EMI Noise  High-Voltage Startup  Precise Maximum Output Power Limit by CC Regulation throug
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