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Power module with next-generation MOSFET for motor drive inverter circuits released

May. 7, 2025

Shindengen Electric Manufacturing is expanding its lineup of MG031 series power modules for motor drive inverter circuits used in automotive and industrial equipment applications.

With the spread of electric mobility, semiconductor devices capable of handling high currents are in demand due to the use of high-voltage batteries. In addition, miniaturization and weight reduction of on-board devices is an important factor to reduce the weight of mobility.

To meet these needs, Shindengen Electric Manufacturing has expanded its lineup of MG031 series motor drive inverter circuits for automotive and industrial equipment applications.
The MG031 series is our power module series that has earned high praise for its compact and lightweight design.
The four newly added products feature our next-generation MOSFETs※1 with very low Ron and low noise characteristics. Compared to conventional products※2, on-resistance has been reduced by 22% and rated current has been increased by 35%. This makes them possible to use in equipment that require high currents.They also significantly reduce noise, contributing to improved safety.

■About the MG031 series

This series is a power module series for motor drive inverter circuits for automotive and industrial equipment applications. High integration has reduced the mounting area by approximately 60% compared to discrete devices. In addition, the internal connection structure using Cu clips improves joint strength and connection reliability, and reduces internal wiring resistance.

※1 5th Power MOSFET(EETMOS5 series)
※2 Comparison of the "MG031G" and "MG031AD"


■ Features

・Suppression of on-resistance and improvement of rated current

Compared to conventional products※2, on-resistance has been reduced by 22% and rated current has been increased by 35%. 
※2 Comparison of the "MG031G" and "MG031AD"

 mg031_1.png

・Approximately 60% reduction size

Enhanced integration achieved substantial reduction in mounting area


・Greatly reduce noise

Our next-generation MOSFETs※1, which offer low Ron and low noise characteristics, greatly reduce noise.
※1 5th Power MOSFET(EETMOS5 series)

・Adopted internal connection structure that uses connectors to support large currents.

Improved strength and reliability of the connection and lowered the internal wiring resistance compared to conventional aluminum wire bonded structures. 

・Made more compact and capable of larger current through lead frame exposure

・Tch=175°C guarantee

・Ensures the reliability required for vehicle installations


■ Typical applications

・Small Capacity Motor (On-board Auxiliary System, etc.)
・Other Motor Drive

■ External Dimensions Diagram

■ Equivalent Circuit

6in1

3in1

■ Product Specifications

    MG031AD MG031MF MG031AF MG031MH
Equivalent Circuit 6 in 1 3 in 1  6 in 1 3 in 1
Absolute Maximum Ratings VDSS 40V 40V 60V 60V
ID 200A 200A 150A 150A
IDP 800A 800A 600A 600A
PT 154W 154W 154W 154W
Tch 175°C 175°C 175°C 175°C
Electric characteristics RDS(ON)
(VGS=10V)
1.71mΩ 1.71mΩ 2.95mΩ 2.95mΩ
Vth(typ.) 3.0V 3.0V 3.0V 3.0V
Rth(j-c) 0.97 °C/W 0.97 °C/W 0.97 °C/W 0.97 °C/W


Please note that the information contained in releases is current as of the date of press announcement, but may be subject to change without prior notice.

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