STDES-PFCBIDIR Active

15 kW, three-phase, three-level Active Front End (AFE) bidirectional converter for industrial and electric vehicle DC fast charging applications
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Parameter NameParameter Value
Target ApplicationAC-DC Topologies
Core ProductSCTW35N65G2V, SCTW40N120G2VAG, STGAP2SM, STM32G474RE, VIPER26HD
GradeIndustrial
Key features
  • 3-phase, 3-level bidirectional AC/DC power converter:
    • Rated nominal DC voltage: 800 VDC
    • Rated nominal AC voltage: 400 VAC @ 50 Hz
    • Nominal power: 15 kW
  • AC to DC rectifier mode:
    • Power factor control (PFC) PF > 0.99
    • Inrush current control and soft start-up
  • DC to AC inverter mode:
    • Active and reactive power control
    • Integrated grid connection solution
  • Power section based on SiC MOSFETs:
    • High frequency operation (100 kHz)
    • High efficiency, η = 99%
    • Passive element weight and size reduction
  • Control section based on STM32G474RE microcontroller:
    • P2P compatible with other STDES 3-phase power converters
    • 4 integrated high-performance op-amps
    • Control and monitoring interfaces: SWIM, UART, I²C, DACs
    • 64-pin Digital Power connector
    • Overcurrent and overvoltage protection
    • Configurable topology (2 – 3 levels)