NVH950S75L4SPB

Overview

The NVH950S75L4SPB is a single-side direct cooling 6-pack power module from the VE-Trac/C0116 Direct family, designed for hybrid and electric vehicle traction inverters. It integrates six Field Stop 4 (FS4) 750 V narrow mesa IGBTs with fast recovery diodes in an SSDC33 package. Key electrical parameters include a collector-emitter voltage of 750 V, implemented collector current of 950 A, and continuous DC collector current of 750 A at 175°C junction temperature. The module features ultra-low stray inductance of 8 nH, a maximum operating junction temperature of 175°C, and a 4.2 kV isolated DBC substrate.

Feature Summary

• Direct cooling capability with integrated pin-fin heatsink for optimized thermal management
• Ultra-low stray inductance design to minimize voltage spikes and electromagnetic interference
• Automotive-grade FS4 750 V narrow mesa IGBT technology ensuring high reliability and low losses
• Integrated press-fit signal terminals and NTC temperature sensors for assembly ease and monitoring

Applications

• Hybrid Electric Vehicle (HEV) traction inverters
• Electric Vehicle (EV) traction inverters
• High power converters

Procurement Notes

Verify the specific ordering suffix SPB corresponds to the SSDC33 package with press-fit pins as documented. Confirm RoHS compliance and lead-free status directly from the manufacturer's latest documentation before procurement. Ensure the application environment supports the required direct cooling flow rates and pressure limits specified in the thermal characteristics section.

Selection Notes

Select this module when high current density and robust short-circuit withstand capability are required for automotive traction applications. Consider the 175°C continuous operation rating for high-temperature environments. Evaluate the thermal resistance values against the specific cooling circuit design to ensure adequate heat dissipation at the target operating currents.

Part Context

This component belongs to the VE-Trac/C0116 Direct series, which provides industry-standard footprints for easy integration into existing EV/HEV platforms. The NVH950S75L4SPB represents a high-current variant within this family, utilizing advanced FS4 chip technology to balance efficiency and power density for modern electric drive systems.

Replacement Considerations

NVH950S75L4SPFC

FAQ

What is the minimum short circuit energy withstand capability?

The module can withstand a minimum short circuit energy of 9 J at a junction temperature of 25°C and 4.5 J at 175°C.

How is the junction temperature monitored?

The module includes integrated NTC temperature sensor outputs (T11/T12, T21/T22, T31/T32) for each phase to monitor junction temperature.

What is the isolation voltage of the DBC substrate?

The module features a 4.2 kV isolated DBC substrate, providing robust electrical isolation between terminals and the heatsink.