IGBT (Insulated Gate Bipolar Transistor) power modules play a crucial role in high-power applications such as electric vehicles, industrial drives, renewable energy systems, and power supplies. With growing demand for efficient and compact power solutions, several top-tier manufacturers—including Infineon Technologies, STMicroelectronics, Mitsubishi, Fuji Electric, and Semikron—compete to offer cutting-edge IGBT modules.IGBTExpress.com offers a wide range of IGBT Power Module options, including Infineon discontinued modules and STMicroelectronics power module solutions for efficient industrial and electronic applications.
This article provides a detailed comparison of IGBT power modules from leading manufacturers, helping engineers and procurement professionals make informed decisions.
Understanding IGBT Power Modules
An IGBT power module integrates multiple IGBT chips with protective circuitry, freewheeling diodes, and sometimes gate drivers into a single package. These modules are known for their:
- High switching speed
- Low conduction and switching losses
- Compact size for high power density
- Robust performance in demanding environments
Comparing Key Manufacturers
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Infineon Technologies
Infineon is one of the most recognized names in the IGBT market. Known for their cutting-edge TrenchStop™ and CoolSiC™ technologies, Infineon modules are widely used in EVs, industrial automation, and solar inverters.
Features:
- Advanced IGBT4 and IGBT5 generations for reduced switching losses
- Excellent thermal management via optimized packaging
- Comprehensive product families (e.g., EasyPACK™, EconoPACK™, PrimePACK™)
- Strong support for traction and automotive applications
Infineon also offers discontinued modules that remain in demand for legacy equipment—many of which are available at IGBTExpress.com for those seeking replacement parts.
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STMicroelectronics
STMicroelectronics focuses on robust and cost-effective solutions for industrial and automotive systems. Their power modules typically include IGBT and MOSFET-based topologies.
Features:
- High-voltage ratings (600V, 1200V, 1700V) for various application needs
- Good balance of price and performance
- Popular in motor drives, UPS systems, and onboard chargers
- Integrated protection features (short-circuit, overtemperature)
STMicroelectronics power modules are a go-to for engineers looking for quality and affordability, especially in standard-duty applications.
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Mitsubishi Electric
Mitsubishi is another major player with a long history of producing IGBT modules for industrial drives, rail, and renewable energy applications.
Features:
- Renowned for low power losses and high efficiency
- IPM (Intelligent Power Modules) with integrated gate drive and fault protection
- High-reliability ratings for mission-critical systems
- CM, PM, and NF series widely adopted in automation and transport
Mitsubishi's strong reputation for quality and reliability makes it a preferred brand for applications where uptime is critical.
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Fuji Electric
Fuji Electric offers a comprehensive lineup of IGBT modules optimized for thermal performance and long-term durability.
Features:
- Excellent short-circuit withstand capability
- High junction temperature operation (up to 175°C)
- Optimized for compact design and power cycling durability
- Used in air conditioning, PV inverters, and elevator control systems
Fuji modules are well-regarded for their ability to operate in challenging thermal and electrical environments.
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Semikron
Semikron is a European leader in power electronics and is especially known for modular IGBT systems and stack assemblies.
Features:
- Wide range of module configurations (SEMITRANS®, SEMiX®, SEMITOP®)
- Optimized for power cycling and load flexibility
- Plug-and-play solutions for inverters and converters
- Strong presence in wind energy and industrial power
Semikron is often chosen by system integrators looking for scalable and customizable power solutions.
Performance Comparison
| Manufacturer | Thermal Management | Switching Efficiency | Integration Level | Availability of Legacy Modules | Target Applications |
|---|---|---|---|---|---|
| Infineon | Excellent | Very High | High | Available via IGBTExpress | EVs, solar, rail |
| STMicroelectronics | Good | Moderate | Moderate | Available via IGBTExpress | Industrial, UPS |
| Mitsubishi | Excellent | High | High | Limited | Automation, transport |
| Fuji Electric | Very Good | Moderate | Moderate | Available | HVAC, elevators |
| Semikron | Good | High | Very High | Available | Wind, power control |
Why Component Sourcing Matters
While all the manufacturers above deliver robust and efficient IGBT modules, availability plays a crucial role in project continuity. Discontinued or hard-to-source modules can delay repairs or upgrades, especially when OEMs phase out older models.
That’s where IGBTExpress.com becomes invaluable—offering access to rare and obsolete parts from Infineon, STMicroelectronics, and others. Whether engineers are maintaining legacy drives, repairing industrial systems, or designing replacements for older modules, IGBTExpress ensures timely availability of critical components.
Conclusion
Choosing the right IGBT power module involves evaluating technical performance, integration features, and availability. Infineon leads in cutting-edge technology, STMicroelectronics offers cost-effective solutions, Mitsubishi and Fuji are known for durability, and Semikron excels in modular flexibility. With IGBTExpress.com, engineers gain access to both current and discontinued modules, making it a trusted partner for power electronics professionals across industries.
To explore available stock and datasheets for top IGBT modules, visit www.igbtexpress.com and get support for your next engineering project.
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