Auxiliary inverter

Efficient and high-performance inverters for electric vehicle (EV) auxiliary drives

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Overview

Infineon offers highly efficient and flexible inverter solutions for auxiliary systems in electric vehicles (EV). Our full automotive-qualified product portfolio supports a wide range of applications that are crucial to the operation of an electric vehicle, such as electric power steering (EPS), HVAC, water pumps, brake vacuum pumps, oil pumps, and compressors.

Benefits

  • Automotive-qualified products
  • Isolation-integrated in gate driver
  • Very low conducting losses
  • Wide range of 16-bit/32-bit MCUs
  • Evaluation kit available
  • Complete product portfolio

Block diagram

About

Boost EV performance with compact and reliable auxiliary inverters

Infineon offers a full automotive-qualified and highly efficient product portfolio supporting a wide range of auxiliary drives in automotive applications.

The auxiliary inverter controls the electric motors of electric power steering (EPS), HVAC control, water pumps, brake vacuum pumps, oil pumps, compressors, and other applications which are key components in cars. Regardless of whether the motor is synchronous, asynchronous, or brushless DC, the inverter always functions in a similar way and is controlled by an integrated PCB. It should be designed to minimize switching losses and maximize thermal efficiency, ensuring high performance and reliability in automotive applications. Efficient auxiliary inverters enable an extended driving range of the vehicle.

Efficient power vehicle accessories with auxiliary inverter technology

Infineon's semiconductor technology for power vehicle accessories with inverter technology includes improved power conversion efficiency, reduced heat generation, increased reliability and durability as well as enhanced control and integration capabilities. These advantages enable manufacturers of electric vehicles (EV) to meet the growing demand for efficient and sustainable transportation solutions.

Fully automotive-qualified solutions for a variety of EV applications

Infineon semiconductors offer fully automotive-qualified solutions for a broad range of auxiliary inverter applications delivering high reliability and longevity. Benefits include reduced system costs, increased efficiency, and enhanced functionality. 

Boost EV performance with compact and reliable auxiliary inverters

Infineon offers a full automotive-qualified and highly efficient product portfolio supporting a wide range of auxiliary drives in automotive applications.

The auxiliary inverter controls the electric motors of electric power steering (EPS), HVAC control, water pumps, brake vacuum pumps, oil pumps, compressors, and other applications which are key components in cars. Regardless of whether the motor is synchronous, asynchronous, or brushless DC, the inverter always functions in a similar way and is controlled by an integrated PCB. It should be designed to minimize switching losses and maximize thermal efficiency, ensuring high performance and reliability in automotive applications. Efficient auxiliary inverters enable an extended driving range of the vehicle.

Efficient power vehicle accessories with auxiliary inverter technology

Infineon's semiconductor technology for power vehicle accessories with inverter technology includes improved power conversion efficiency, reduced heat generation, increased reliability and durability as well as enhanced control and integration capabilities. These advantages enable manufacturers of electric vehicles (EV) to meet the growing demand for efficient and sustainable transportation solutions.

Fully automotive-qualified solutions for a variety of EV applications

Infineon semiconductors offer fully automotive-qualified solutions for a broad range of auxiliary inverter applications delivering high reliability and longevity. Benefits include reduced system costs, increased efficiency, and enhanced functionality. 

Documents

Documents

Design resources

Partner solutions

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