STMicroelectronics AC-DC Converter

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Pénurie d'approvisionnement
En raison d'une pénurie d'approvisionnement mondial, nous ne savons pas quand ce produit sera à nouveau en stock.
N° de stock RS:
124-1193
Référence fabricant:
STEVAL-ISA172V2
Fabricant:
STMicroelectronics
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Marque

STMicroelectronics

Power Management Function

AC-DC Converter

Kit Classification

Evaluation Board

Pays d'origine :
IT

STEVAL-ISA172V2 AC-DC D-SMPS Evaluation Board for STM32F334


The STMicroelectronics STEVAL-ISA172V2 is a digital AC-DC power supply (D-SMPS) evaluation board. The board features two power sections; a 2-phase interleaved power factor corrector (PFC) and a DC-DC full-bridge converter. A STM32F334 microcontroller controls each section.

Features and Benefits

Input voltage: 90 V to 264 V

Output voltage: 48 V or 52 V, Max output current: 42 A

Input AC frequency: 45 Hz to 65 Hz

Nominal output power: 2 kW

Interleaved PFC stage

PFC switching frequency: 60 kHz

PFC Average current mode control

Cycle by cycle PFC current control

Maximum power factor: 0.99

DC-DC stage: full-bridge phase-shifted ZVS with synchronous rectification

DC-DC switching frequency: 100 kHz

Overall efficiency: 80 PLUS Platinum level

HF transformer isolation voltage: 4 kV

Forced cooling with airflow speed modulation according to the output power

Over-temperature protection

Output short circuit protection

PFC control & DC-DC control: managed by STM32F334C8

PFC power stage based on MDmesh M2 Power MOSFETs and SiC Diodes

DC-DC power stage based on MDmesh DM2 Power MOSFETs

Synchronous rectification based on STripFET Power MOSFETs

Active clamp circuit based on MDmesh DM2 Power MOSFETs

EMC filter for noise reduction

AC/DC Converters, STMicroelectronics


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