STEVAL-TTPPFC01

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

Parameters

Operating Range	Industrial
Core Product	VIPER35LD, STW70N60DM6, STY145N65M5, STM32G474QET6
Input Voltage Min Volt	90.0
Input Voltage Max Volt	253.0
ECCN US	3A991.a.2
ECCN EU	NEC
Packing Type	Not Applicable
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	CARD

Description

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

Key features
99.3% peak efficiency at 230 V_AC, with all bias losses included >99.1% flat efficiency from 30% load at 230 V_AC Heatsink-free and fan-free cooling Input voltage range: 90 to 253 V_AC Line frequency range: 47 to 63 Hz Maximum output power: 2 kW at 230 V_AC, 1 kW at 115 V_AC Output voltage: 390 ± 2 V Power factor: > 0.99 at full load, 230 V_AC Total harmonic distortion (THDi): <3% at full load, 230 V_AC 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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Parameters

Operating Range	Industrial
Core Product	VIPER35LD, STW70N60DM6, STY145N65M5, STM32G474QET6
Input Voltage Min Volt	90.0
Input Voltage Max Volt	253.0
ECCN US	3A991.a.2
ECCN EU	NEC
Packing Type	Not Applicable
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	CARD

Description

Key features

Key features
99.3% peak efficiency at 230 V_AC, with all bias losses included >99.1% flat efficiency from 30% load at 230 V_AC Heatsink-free and fan-free cooling Input voltage range: 90 to 253 V_AC Line frequency range: 47 to 63 Hz Maximum output power: 2 kW at 230 V_AC, 1 kW at 115 V_AC Output voltage: 390 ± 2 V Power factor: > 0.99 at full load, 230 V_AC Total harmonic distortion (THDi): <3% at full load, 230 V_AC 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)