STMicroelectronics 3 kW Full Bridge LLC Resonant Digital Power Supply Evaluation Kit DC-DC Converter for STM32F334

Power ratings:
input DC voltage: 375 V to 425 V
output voltage: 48 V
maximum output current: 62.5 A
output power: 3 kW
peak efficiency: 95.3%
HF transformer isolation voltage: 4 kV
Resonant and switching frequencies:
max DC-DC switching frequency: 380 kHz (at startup)
closed loop switching frequency: 120 kHz to 250 kHz
resonant frequency: 175 kHz
Protection mechanisms:
undervoltage and overvoltage protection on input and output
overtemperature protection
short-circuit protection
forced cooling with air flow speed modulation according to the output power and temperature
Efficiency:
adaptive synchronous rectification
light load burst mode
Digital control with STM32F334 microcontroller