STEVAL-DPSLLCK1

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3 kW Full Bridge LLC resonant digital power supply evaluation kit

Quantity $ per Unit Savings
1 - 2$676.230%
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$676.23
Parameter NameParameter Value
Core ProductSTM32F334, STP310N10F7, STW70N60DM2, VIPER27
ECCN US3A991A2
ECCN EUNEC
Packing TypeNot Applicable
ROHS Compliance GradeEcopack2
GradeIndustrial
Package NameCARD
Key features
  • 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