Industry White Paper

Introduction to 1200 V SiC MOSFET Modules for On-Board Charger Applications

November 09, 2022 by onsemi
Topics Covered
  • Current and Voltage Ratings
  • Package Thermal Performance
  • Simulation for Module & System Performance
  • Module Electrical Isolation and Mounting Guide

Application Note Overview

As the trend in electric vehicle On-Board Charger (OBC) design moves to higher power and higher switching frequency operation, the demand for SiC MOSFETs for this application is growing. Utilizing a SiC MOSFET module provides benefits in terms of electrical and thermal performance as well as power density. onsemi offers new 1200 V SiC MOSFET modules to enable OBC design improvements, including PFC and DC/DC modules. This application note describes how to take advantage of SiC MOSFETs to enhance your OBC system and provides guidance for adopting and transitioning to the SiC technology.