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Infineon Technologies REF_5QR4780BG-1_15W1 Reference Board

Infineon Technologies REF_5QR4780BG-1_15W1 Reference Board is designed to meet the requirements of offline SMPS applications. This reference board features the CoolSET™ 5th generation quasi resonant plus ICE5QR4780BG-1 with 800V integrated MOSFET. The REF_5QR4780BG-1_15W1 board offers 15W maximum Pout and comes in a DSO-12 package. This reference board includes an AC input type and a programmable burst mode. The REF_5QR4780BG-1_15W1 board is used in freezers, refrigerators, HVAC, and AC-DC power conversion for telecom infrastructure applications.

Features

  • Universal inputs:
    • 85VAC to 300VAC input voltage range
    • 50Hz/60Hz frequency
  • Integrated 800V MOSFET
  • 15W maximum Pout
  • Flyback topology
  • <100mW at 230VAC no-load power consumption
  • Digital frequency reduction
  • Programmable burst mode
  • Installation class 4 (±2 kV for line to line and ±4 kV for line to earth) surge immunity (EN61000-4-5)
  • 110mm x 66mm x 27mm dimensions

Applications

  • Heating Ventilation and Air Conditioning (HVAC)
  • AC-DC power conversion for telecom infrastructure
  • Refrigerators and freezers
  • Home appliances
Published: 2025-02-11 | Updated: 2025-02-27