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STEVAL-TTPPFC01

99.3% efficiency, 2 kW, 3-channel interleaved totem-pole PFC with resonant ZVS digital control

Operating RangeIndustrial
Core ProductVIPER35LD, STW70N60DM6, STY145N65M5, STM32G474QET6
Input Voltage Min Volt90.0
Input Voltage Max Volt253.0
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeNot Applicable
RoHs compliantEcopack2
GradeIndustrial
Package NameCARD

The STEVAL-TTPPFC01 offers a very high flat efficiency PFC solution in a full digital three-channel interleaved totem-pole topology. A conversion efficiency higher than 99.1% using ST MDmesh DM6 superjunction power MOSFETs is obtained, as well as a very high power factor and low THDi.The PFC...
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Key features
  • 99.3% peak efficiency at 230 VAC, with all bias losses included
  • >99.1% flat efficiency from 30% load at 230 VAC
  • Heatsink-free and fan-free cooling
  • Input voltage range: 90 to 253 VAC
  • Line frequency range: 47 to 63 Hz
  • Maximum output power: 2 kW at 230 VAC, 1 kW at 115 VAC
  • Output voltage: 390 ± 2 V
  • Power factor: > 0.99 at full load, 230 VAC
  • Total harmonic distortion (THDi): <3% at full load, 230 VAC
  • Power section based on MDmesh SJ Power MOSFETs
  • Digital control section based on the STM32G474QE microcontroller
    • Hysteresis current mode control
    • Variable frequency ZVS operation
    • Average switching frequency: 60 kHz (for each channel at full load)
    • Cycle-by-cycle regulation
    • Input voltage and load feedforward
    • Phase shedding
    • Burst-mode operation
    • Overcurrent/voltage/temperature protections
    • Inrush current limiter function
  • Modular hardware architecture
  • Dimensions (cm): L x W x H = 29.6 x 9.1 x 4.5
  • Power density: 1.85 W/cm3 (30.4 W/inc3)
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Operating RangeIndustrial
Core ProductVIPER35LD, STW70N60DM6, STY145N65M5, STM32G474QET6
Input Voltage Min Volt90.0
Input Voltage Max Volt253.0
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeNot Applicable
RoHs compliantEcopack2
GradeIndustrial
Package NameCARD

The STEVAL-TTPPFC01 offers a very high flat efficiency PFC solution in a full digital three-channel interleaved totem-pole topology. A conversion efficiency higher than 99.1% using ST MDmesh DM6 superjunction power MOSFETs is obtained, as well as a very high power factor and low THDi.The PFC...
Read More

Key features
  • 99.3% peak efficiency at 230 VAC, with all bias losses included
  • >99.1% flat efficiency from 30% load at 230 VAC
  • Heatsink-free and fan-free cooling
  • Input voltage range: 90 to 253 VAC
  • Line frequency range: 47 to 63 Hz
  • Maximum output power: 2 kW at 230 VAC, 1 kW at 115 VAC
  • Output voltage: 390 ± 2 V
  • Power factor: > 0.99 at full load, 230 VAC
  • Total harmonic distortion (THDi): <3% at full load, 230 VAC
  • Power section based on MDmesh SJ Power MOSFETs
  • Digital control section based on the STM32G474QE microcontroller
    • Hysteresis current mode control
    • Variable frequency ZVS operation
    • Average switching frequency: 60 kHz (for each channel at full load)
    • Cycle-by-cycle regulation
    • Input voltage and load feedforward
    • Phase shedding
    • Burst-mode operation
    • Overcurrent/voltage/temperature protections
    • Inrush current limiter function
  • Modular hardware architecture
  • Dimensions (cm): L x W x H = 29.6 x 9.1 x 4.5
  • Power density: 1.85 W/cm3 (30.4 W/inc3)