Content last revised on February 9, 2026
FS100R12N2T4 Infineon 1200V 100A TRENCHSTOP IGBT4 Sixpack Module
The FS100R12N2T4 is a high-performance power module engineered to maximize switching efficiency while maintaining a compact footprint within the industry-standard EconoPACK™ 2 housing. By leveraging the TRENCHSTOP™ IGBT4 chip technology, this 1200V, 100A module offers a decisive reduction in total power losses, enabling higher power density in modern Variable Frequency Drives (VFD) and industrial servo systems.
Top Specs: 1200V | 100A | VCE(sat) 1.75V
Key Benefits: Lower operating temperatures through optimized losses; simplified thermal monitoring with an integrated NTC.
What is the primary benefit of its integrated NTC thermistor? It provides real-time temperature feedback for active protection against thermal runaway. For industrial motor control systems prioritizing high-speed switching and thermal stability, the FS100R12N2T4 stands as the reference standard for the 100A power class.
Application Scenarios & Value
Achieving System-Level Benefits in High-Frequency Power Conversion
Engineers often face the challenge of balancing high switching frequencies with thermal management constraints in enclosed industrial automation cabinets. The FS100R12N2T4 addresses this by providing a VCE(sat) typical value of only 1.75V, which significantly reduces conduction losses during high-torque motor operations. When handling Pulse Width Modulation (PWM) signals in a Servo Drive, the low switching energy (Eon/Eoff) of this module allows for smaller heatsinks, directly lowering the Total Cost of Ownership (TCO).
In a typical Uninterruptible Power Supply (UPS) or Solar Inverter application, the sixpack topology integrates the entire three-phase inverter stage into a single module. This reduces parasitic inductance compared to discrete solutions, improving EMC compliance. While this 100A module is ideal for mid-range systems, for designs requiring higher current handling, the related FS150R12KT4 offers a 150A capability within a similar architectural framework. Integrating this module into a VFD helps engineers meet strict energy efficiency regulations like IEC 61800-9-2.
Technical & Design Depth Analysis
A Closer Look at TRENCHSTOP™ IGBT4 for Loss Reduction
The core innovation of the FS100R12N2T4 lies in the TRENCHSTOP™ IGBT4 technology. To understand its efficiency, imagine a water valve: traditional IGBTs behave like a valve that requires significant pressure to open and allows some turbulence (losses). The Infineon T4 technology acts like a precision-engineered valve that opens with minimal resistance and closes instantly without "water hammer" effects. This results in a "soft-switching" characteristic that minimizes voltage spikes and electromagnetic interference.
The module's Copper Base Plate is essential for its Thermal Management strategy. With an Rth(j-c) optimized for high power throughput, the thermal path ensures that heat generated at the junction is rapidly dissipated. This robustness is critical for industrial drives that operate under cyclic loading conditions. By utilizing this module, designers can gain deeper analysis of IGBT modules and their impact on system longevity, particularly in harsh environments where temperature fluctuations are common.
Key Parameter Overview
Decoding the Specs for Enhanced Thermal Reliability
The following technical data is derived from the official Infineon product documentation to assist in precise component evaluation.
| Functional Group | Parameter Description | Typical Value |
|---|---|---|
| Inverter Ratings | Collector-Emitter Voltage (Vces) | 1200V |
| Inverter Ratings | Continuous DC Collector Current (Ic) | 100A (at Tc=95°C) |
| Static Data | Collector-Emitter Saturation Voltage (Vce(sat)) | 1.75V (at Tj=25°C) |
| Switching Energy | Total Switching Loss per Pulse (Ets) | 17.5 mJ (at Tj=125°C) |
| Thermistor | Rated Resistance (R25) | 5.00 kΩ |
| Package | Isolation Test Voltage (Visol) | 2.5 kV (RMS, 1 min) |
Download the FS100R12N2T4 datasheet for detailed specifications and performance curves.
FAQ
How does the Vce(sat) of 1.75V impact the efficiency of a 400V AC motor drive?
A lower Vce(sat) directly translates to lower conduction losses. In a 400V system, this translates to less heat generated during the "on" state of the IGBT, allowing the drive to operate at higher currents without exceeding thermal limits.
What is the significance of the N2 suffix in the FS100R12N2T4 model name?
The N2 designation typically refers to the specific mechanical layout and housing configuration within the EconoPACK™ 2 family, often indicating the pin type or plate design tailored for industrial automation standards.
Can the FS100R12N2T4 be used in high-altitude applications?
While the 1200V rating provides a safety margin for 690V lines, high-altitude designs must account for reduced air dielectric strength and thermal convection. Designers should refer to Infineon application notes on cosmic ray robustness and clearance/creepage distances.
How does the integrated NTC thermistor improve system reliability?
The NTC allows the Gate Drive controller to monitor the module's internal temperature. If a cooling fan fails or an overload occurs, the system can trigger a derating or shutdown sequence, preventing catastrophic failure of the IGBT Module.
Does this module support PressFIT assembly technology?
Depending on the specific variant, the FS100R12N2T4 series often supports PressFIT pins, which provide a solder-less, vibration-resistant connection, improving the long-term reliability of the PCB assembly in Servo Drive applications.
From an engineering perspective, the FS100R12N2T4 represents a mature, highly optimized solution for power conversion. Its balance of switching speed and conduction efficiency makes it a versatile building block for the next generation of VFDs. For more insights into optimizing these components, explore our TRENCHSTOP technology insights to stay ahead of evolving power electronics trends.