Fuji 2DI200D-100 IGBT Module

Fuji Electric 2DI200D-100 | The Workhorse Dual IGBT Module for High-Reliability Power Conversion

In the world of power electronics, not every application demands the latest, fastest-switching technology. For many high-power industrial systems, the priorities are unwavering reliability, proven performance, and robust thermal management. The Fuji Electric 2DI200D-100 is an embodiment of these principles—a classic dual IGBT module engineered to be the dependable core of demanding power conversion systems.

This module isn't just a component; it's a foundational building block for engineers designing systems that must perform day-in and day-out without failure. Its strength lies in its straightforward, powerful design, offering:

• High Current and Voltage Capability: Rated for 200A and 1000V, it provides ample headroom for substantial power applications.
• Integrated Half-Bridge Topology: The dual IGBT configuration simplifies the design of inverter legs, reducing component count and layout complexity.
• Proven Robustness: Housed in a standard, industry-recognized package, it is built for mechanical stability and long-term durability in harsh environments.
• High Isolation: A 2500V isolation voltage ensures safe operation and protects low-voltage control circuits from the high-power stage.

Key Parameter Overview

For engineers, the specifications tell a critical story. Here are the core electrical and thermal characteristics of the 2DI200D-100 that define its operational capabilities.

For a complete and detailed breakdown of all parameters, you can download the official 2DI200D-100 datasheet.

Application Scenarios & Value Proposition

The true value of the Fuji 2DI200D-100 is realized in applications where ruggedness and consistent power delivery are non-negotiable.

• Variable Frequency Drives (VFDs): In industrial motor control, this module serves as an ideal power stage for one leg of a three-phase inverter. Its robustness is perfectly suited to the demanding electrical and thermal stresses found in high-efficiency inverter ACs and factory automation.
• Welding Power Supplies: The high 200A current rating allows it to handle the significant energy pulses required in modern welding equipment, delivering consistent power for high-quality welds.
• Uninterruptible Power Supplies (UPS): For critical infrastructure in data centers or medical facilities, system reliability is paramount. The proven design of this Fuji Electric module provides the trusted performance needed for high-capacity UPS inverters.

Technical Deep Dive: Engineered for Durability and Simplicity

Two core design aspects make the 2DI200D-100 a strategic choice for engineers.

First, its physical construction is centered on durability. The industry-standard M230 package is not just a housing; it’s a platform designed for secure mounting and efficient heat transfer. This facilitates a low-resistance thermal path to the heatsink, a critical factor for managing heat dissipation under heavy loads. The high 2.5kV isolation voltage is a direct reflection of its suitability for high-power systems, providing a secure barrier that enhances overall system safety and longevity. For a deeper understanding of this crucial aspect, read our guide on why thermal resistance (Rth) matters.

Second, the integrated dual IGBT (half-bridge) configuration delivers significant practical advantages. By co-packaging the high-side and low-side switches, Fuji Electric simplifies the design process. This layout inherently reduces parasitic stray inductance between the switches compared to a discrete solution, which can help minimize voltage overshoots during switching and often simplifies busbar and gate drive design.

Frequently Asked Questions (FAQ)

Is the 2DI200D-100 suitable for high-frequency applications like switched-mode power supplies (SMPS)?

While extremely capable, this module is optimized for low-to-medium frequency applications (typically under 20 kHz), such as motor drives and UPS. Its collector-emitter saturation voltage (VCE(sat)) is characteristic of earlier generation IGBTs, prioritizing high current density and robustness over ultra-low switching losses. In these applications, conduction losses dominate, making the 2DI200D-100 an efficient and reliable choice.

What are the critical considerations for paralleling these modules for higher current?

Paralleling IGBT modules requires careful engineering to ensure proper current sharing. Key factors include symmetrical busbar design to equalize stray inductances and ensuring matched thermal conditions for all modules. Most importantly, it's crucial to analyze the VCE(sat) and gate threshold voltage characteristics to prevent one module from taking a disproportionate share of the load. For a foundational understanding of IGBT principles, explore our ultimate guide to IGBT modules or contact our technical team for application-specific advice.