GaN Systems: GS-EVB-LLC-3KW-GS 3kW LLC Reference Design for Power Applications
3KW High Efficiency LLC Reference Design
A high density, high efficiency GaN-based 3kW LLC Resonant Converter to reduce design cycles, costs and time to market for data center, telecom, and industrial switching mode power supply (SMPS) applications. This full-bridge LLC resonant converter exceeds the 80+ Titanium standard for power supply units, achieving high power density (PFC+DC/DC) above 100W/inch3 and high efficiency of more than 96%.
Description and Specifications:
Input Voltage range: 380 Vdc~420 Vdc
Output Voltage: 54 V
Full Load Current: 55 A
Topology: Full Bridge LLC Resonant Converter with Synchronize Rectification
Target frequency: 250 KHz (resonant frequency)
Max Frequency: 450 KHz
PCBA board size: 80mm x 140mm x 30mm (including air-forced cooling)
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