NXH80B120MNQ0SNG

Overview

The NXH80B120MNQ0SNG is a dual boost power module manufactured by onsemi, utilizing Silicon Carbide (SiC) MOSFETs and SiC diodes. It features an 80 A continuous current rating and a 1200 V voltage capability. The device integrates two independent boost stages within a single package to minimize parasitic inductance and improve switching performance. Designed for high-efficiency power conversion, it supports junction temperatures up to 175 °C. The module employs press-fit termination technology for secure mechanical mounting and reliable thermal conduction to the heatsink.

Feature Summary

• Dual boost stage integration for compact system design
• Silicon Carbide (SiC) technology for low switching losses
• Press-fit pin configuration for robust mechanical connection

Applications

• Solar inverters
• Uninterruptible Power Supplies (UPS)
• High-efficiency DC-DC converters

Procurement Notes

Verify the specific suffix SNG against the manufacturer datasheet to confirm terminal type and packaging details. Ensure the ordering part number matches the exact electrical specifications required for the target application circuit. Cross-reference with official component databases to validate availability and lead times before finalizing procurement plans.

Selection Notes

Select this module when designing systems requiring high-frequency operation and reduced thermal management complexity. The SiC material enables higher operating temperatures compared to silicon alternatives. Verify that the drive circuitry can handle the fast switching edges characteristic of SiC devices to prevent voltage overshoot and ensure stable operation under varying load conditions.

Part Context

This component belongs to onsemi's EliteSiC series of power modules. The series focuses on combining SiC MOSFETs with optimized diodes to maximize efficiency in renewable energy and industrial power applications. The NXH80B120MNQ0SNG specifically targets dual-stage boost topologies common in grid-tied inverters.

Replacement Considerations

Direct replacements must match the 1200V/80A SiC dual boost specification. Check alternative manufacturers for comparable SiC modules with similar footprint dimensions and thermal resistance values. Ensure any substitute supports press-fit installation if the existing PCB layout cannot accommodate soldered pins.