Mitsubishi CM100TU-24H | Robust 1200V Dual IGBT for High-Reliability Power Conversion
The Mitsubishi CM100TU-24H is an H-Series dual IGBT module engineered for durability and consistent performance in demanding power electronics systems. As a cornerstone component for designers prioritizing long-term reliability over cutting-edge, unproven specifications, this module represents a trusted solution for high-power industrial applications. Its robust construction and well-understood operating characteristics make it a go-to choice for systems where uptime and predictability are non-negotiable.
- Voltage and Current Rating: 1200V collector-emitter voltage (Vces) and 100A collector current (Ic), suitable for 380V/480V AC line applications.
- Configuration: Features a half-bridge (2-in-1) configuration, simplifying inverter and chopper circuit designs.
- Technology: Built upon Mitsubishi's proven planar trench gate IGBT technology, ensuring a stable performance profile.
- Isolation: Provides 2500V (RMS) isolation, critical for safety and system integrity in industrial environments.
Key Electrical Characteristics
For engineers, a quick review of core parameters is essential for initial design qualification. The CM100TU-24H offers a balanced profile geared towards reliability. For a comprehensive overview, you can download the full datasheet.
| Parameter | Value |
|---|---|
| Collector-Emitter Voltage (VCES) | 1200V |
| Collector Current (IC) | 100A |
| Collector-Emitter Saturation Voltage (VCE(sat)) typ. @ IC=100A | 2.2V (Tj=125°C) |
| Package Type | Standard Industrial Module |
| Internal Circuit | Dual IGBT (Half-Bridge) |
Application Scenarios & Engineering Value
The true value of the Mitsubishi CM100TU-24H emerges in its application performance. Its specifications are not just numbers; they translate directly into tangible system-level benefits for a range of industrial equipment.
- General-Purpose Inverters & Motor Drives: The 1200V blocking voltage provides a substantial safety margin for 480V AC motor drives. The module's robust thermal cycling capability ensures it can withstand the repetitive load variations typical in conveyor systems, pumps, and fans, delivering consistent operational life.
- Uninterruptible Power Supplies (UPS): In UPS systems, reliability is paramount. The CM100TU-24H's proven design and stable characteristics ensure that the power conversion stage operates dependably during critical grid-fail events, protecting sensitive loads.
- Welding Power Supplies: Welding applications subject components to high-current pulses and significant thermal stress. This module's rugged construction and effective thermal dissipation path are designed to manage these demanding conditions, preventing premature failure.
Technical Deep Dive: The Engineering Behind Reliability
While not the latest generation, the technology within the CM100TU-24H is precisely what makes it a reliable workhorse. This focus on proven design principles provides engineers with a predictable and robust building block.
Optimized Thermal Structure: At its core, an IGBT module's lifespan is dictated by its ability to manage heat. The CM100TU-24H is built with a focus on minimizing Thermal Resistance from the silicon die to the heatsink. Its construction, featuring a copper baseplate, ensures efficient heat spreading and transfer away from the active chip. This superior thermal management is critical for preventing over-temperature conditions and extending the power cycling capability of the final product. Understanding why Rth matters is key to unlocking IGBT performance.
Robust Safe Operating Area (SOA): The module provides a wide Safe Operating Area, including a high Short-Circuit Withstand Time. This is not merely a datasheet entry; it is a fundamental safety feature. It gives the gate drive and control system a crucial window to detect a catastrophic fault (like a motor phase short) and safely shut the system down before the module is destroyed, saving significant repair costs and downtime.
Frequently Asked Questions (FAQ)
What are the recommended gate drive parameters for the CM100TU-24H?
For optimal performance and to ensure full enhancement while preventing spurious turn-on, a gate voltage of +15V for turn-on and -8V to -15V for turn-off is recommended. A dedicated gate resistor for each IGBT within the module is crucial for balanced switching. For more in-depth guidance, review our guide on 5 practical tips for robust gate drive design.
Is it possible to parallel these modules for higher current output?
Yes, the CM100TU-24H can be paralleled. However, successful paralleling requires careful engineering. Designers must ensure a highly symmetrical PCB and busbar layout to equalize stray inductances and ensure balanced current sharing. It is also advisable to match modules based on their VCE(sat) characteristics to prevent one module from carrying a disproportionate share of the load, especially under static conditions. For complex high-power designs using these or other IGBT modules, it is always best to contact our technical team for application support.
