Mitsubishi PM100DSA120 IGBT Module

PM100DSA120 Intelligent Power Module

Content last revised on October 26, 2025.

Intelligent Power Module Engineered for High-Reliability Power Conversion

The PM100DSA120 is a 1200V, 100A dual IGBT Intelligent Power Module (IPM) from the Intellimod™ series, engineered to deliver a robust and highly integrated solution for power switching applications. With its built-in control circuits providing optimized gate drive and comprehensive protection, this module streamlines the design of high-performance power stages. Key specifications include a collector-emitter voltage (Vces) of 1200V, a collector current (Ic) of 100A, and a low collector-emitter saturation voltage (Vce(sat)) of 2.7V. This integration ensures not only simplified system design but also enhanced operational reliability. For systems requiring higher power handling, the related PM200DSA120 offers double the current capacity within a similar integrated framework.

Key Parameter Overview

Decoding the Specs for Integrated System Reliability

The technical specifications of the PM100DSA120 are tailored to provide a dependable foundation for power circuit design. The module's parameters highlight its suitability for applications where both performance and protection are critical. Key indicators such as the integrated over-current, short-circuit, and over-temperature protections are fundamental to its value proposition. Below is a summary of its most critical electrical and thermal characteristics.

Download the PM100DSA120 datasheet for detailed specifications and performance curves.

Application Scenarios & Value

Achieving Simplified Design and Enhanced Protection in Motor Drives

The PM100DSA120 is optimally suited for power conversion systems where reliability and design simplification are paramount. Its primary application is in industrial Variable Frequency Drives (VFDs), motion/servo control, and uninterruptible power supplies (UPS). In a typical VFD, the challenge for engineers is to implement a robust power stage that is protected from destructive events like short circuits or overloads while minimizing component count and design complexity. The PM100DSA120 directly addresses this by integrating the IGBTs, free-wheeling diodes, gate drive circuitry, and a suite of protection features into a single, isolated module. This "all-in-one" design eliminates the need for numerous external components, reducing PCB space and potential points of failure. For engineers designing motor drives, this means a faster development cycle and an inherently more reliable end product. The module's integrated protection logic provides a critical safety net that is difficult and time-consuming to replicate with discrete components.

Frequently Asked Questions (FAQ)

What is the primary benefit of the integrated gate drive and protection circuits in the PM100DSA120?
The main advantage is a significant simplification of the power stage design. By integrating optimized gate drive and protection logic for short-circuit, over-current, and over-temperature events, the module reduces the need for external components, shortens design time, and increases overall system reliability by ensuring the IGBTs operate within their Safe Operating Area (SOA).

How does the VCE(sat) of 2.7V impact system design?
A collector-emitter saturation voltage of 2.7V at a junction temperature of 125°C is a critical parameter for thermal management. It directly influences conduction losses—the primary source of heat in the module during operation. A lower VCE(sat) means less power is dissipated as heat, which allows for the use of a smaller heatsink and improves the overall energy efficiency of the application, such as an inverter or servo drive.

Is the PM100DSA120 suitable for high-frequency switching?
Yes, it is designed for power switching applications operating at frequencies up to 20kHz. The built-in control circuits provide optimum gate drive characteristics to efficiently switch the internal IGBTs at these frequencies, making it suitable for modern motor drives and UPS systems that leverage high-frequency PWM control for better performance and reduced audible noise.

What does the "dual" configuration refer to in this module?
The dual configuration, also known as a half-bridge or two-in-one, means the module contains two IGBTs connected in series with their associated free-wheeling diodes. This setup is the fundamental building block for one phase of a three-phase inverter, simplifying the overall inverter topology as only three such modules are needed to build a complete three-phase motor drive.

Technical Deep Dive

A Closer Look at the Integrated Protection System

The defining characteristic of the PM100DSA120 Intellimod™ is its comprehensive, built-in protection system. This is not merely an add-on but a core part of its architecture, designed to ensure the survival of the power devices under harsh operating conditions. The module integrates logic to detect several critical fault conditions. The over-current (OC) and short-circuit (SC) protections are particularly vital. Imagine an industrial motor stalling; this can cause a current spike hundreds of times the normal operating level. The module's internal logic can detect this event and safely shut down the IGBTs in microseconds, long before the silicon chip overheats and fails. This protection is far more effective than external solutions, which often have longer propagation delays. Furthermore, the integrated under-voltage lockout (UVLO) prevents the IGBTs from operating with insufficient gate voltage, a condition that could cause them to operate in the linear region and lead to rapid thermal failure. This integrated, multi-faceted protection scheme acts like a built-in safety system, enhancing the robustness and field reliability of the end equipment.

The strategic integration of these protection features within the PM100DSA120 provides a pre-validated power stage solution. This allows engineering teams to focus their resources on system-level innovation, such as control algorithms and user interfaces for industrial automation, rather than on the complexities of discrete power device protection and gate drive optimization.