Content last revised on January 11, 2026
Optimizing Industrial Power Conversion with the FZ600R17KE4 IGBT Module
The Infineon FZ600R17KE4 is a high-performance 1700V, 600A single-switch IGBT module utilizing TRENCHSTOP™ IGBT3 technology, designed to provide superior efficiency and thermal stability in demanding high-power applications. For 690V industrial grids requiring maximum thermal reliability, the FZ600R17KE4 provides the ideal balance of efficiency and current density.
Top Specifications: 1700V | 600A | 150°C maximum operating temperature.
Key Benefits: Reduced switching losses for higher efficiency; optimized 62mm package for easy integration.
How does the 150°C junction temperature capability impact long-term reliability? By extending the operating range, it allows for a larger thermal margin during peak loads, significantly reducing the risk of catastrophic failure due to thermal cycling fatigue. This characteristic is particularly vital for systems like wind power converters where load fluctuations are frequent and unpredictable.
Key Parameter Overview
Decoding the Specs for Enhanced Thermal Reliability
Understanding the electrical and thermal limits of the FZ600R17KE4 is critical for engineers designing robust power stages. The module’s Vce(sat) and Rth(j-c) values define its capacity to handle high currents without excessive heat buildup.
| Parameter Category | Technical Specification | Engineering Value |
|---|---|---|
| Voltage & Current | Collector-Emitter Voltage (Vces) | 1700V |
| Voltage & Current | Continuous DC Collector Current (Ic) | 600A (at Tc=80°C) |
| Efficiency | Collector-Emitter Saturation Voltage | 2.00V (typical at Tvj=125°C) |
| Thermal Properties | Max Operating Junction Temperature | 150°C |
| Thermal Properties | Thermal Resistance (Junction-to-Case) | 0.045 K/W |
Download the FZ600R17KE4 datasheet for detailed specifications and performance curves.
Application Scenarios & Value
Achieving System-Level Benefits in High-Frequency Power Conversion
The FZ600R17KE4 is specifically engineered to solve the challenges of high-power density in renewable energy systems. In wind turbine applications, the power converter must manage rapid current surges during gusts while maintaining low conduction losses to ensure grid-compliance.
Consider the challenge of motor drive startup in heavy industry: the FZ600R17KE4 handles the initial short-circuit and inrush currents with high ruggedness, ensuring that the IGBT module does not enter desaturation during critical torque-up phases. This reliability is built upon the Trenchstop IGBT3 technology, which allows for a square Reverse Bias Safe Operating Area (RBSOA), giving designers confidence under extreme switching conditions.
For systems that require lower current handling in the same 1700V voltage class, the related FZ400R17KE3 offers a collector current of 400A, while the FF600R17ME4 provides a dual-switch configuration for half-bridge topologies.
Key applications include:
- Wind power converters requiring high 1700V isolation.
- Variable Frequency Drives (VFD) for 690V industrial motors.
- Solar inverters operating in high-temperature environments.
- Uninterruptible Power Supplies (UPS) requiring efficient power switching.
Application Vignette
Solving the Thermal Bottleneck in Offshore Wind Power Converters
In offshore wind environments, maintenance access is limited and thermal management is often constrained by liquid-cooling capacity. An engineer faced with a 1.5MW converter design might struggle with heat dissipation in the central PFC stage. By utilizing the FZ600R17KE4, the engineer benefits from a remarkably low Thermal Resistance (Rth) of 0.045 K/W.
Think of Thermal Resistance as a "highway" for heat: a lower resistance value means a wider highway, allowing heat to escape the semiconductor die faster toward the heatsink. By ensuring the heat moves quickly, the FZ600R17KE4 maintains its junction temperature well below the 150°C limit even during heavy switching loss periods. This translates directly to a longer MTBF (Mean Time Between Failures) and reduced cooling infrastructure costs.
Industry Insights & Strategic Advantage
Empowering the Transition to High-Efficiency 690V Power Grids
As industrial standards move toward higher efficiency and more rigorous IEC 61800-3 EMC requirements, the selection of 1700V power components becomes a strategic decision. The FZ600R17KE4 reflects the industry trend of increasing power density without sacrificing ruggedness. The shift toward 1700V platforms—rather than traditional 1200V setups—allows for direct operation in 690V AC networks without the need for additional voltage step-up transformers, significantly reducing the Total Cost of Ownership (TCO).
Strategic integration of these modules supports compliance with evolving global carbon-reduction regulations. By reducing the Vce(sat) losses compared to older NPT (Non-Punch-Through) technologies, the FZ600R17KE4 directly assists manufacturers in achieving high-tier energy efficiency ratings for their industrial equipment.
FAQ
How does the Vce(sat) of 2.00V impact overall system efficiency in a motor drive?
The Vce(sat) represents the voltage drop across the IGBT when it is fully "on." A typical value of 2.00V at 600A means lower conduction losses, which translates to less heat generated per switch cycle. This efficiency allows for smaller heatsinks and contributes to a more compact system footprint.
Is the FZ600R17KE4 compatible with standard gate drivers used for previous IGBT3 generations?
Yes, but with caveats. While the gate voltage requirements remain standard, the internal gate resistance (Rgint) of 1.25 Ω necessitates careful consideration of the gate drive peak current. Designers should consult the IGBT Module Selection Guide to ensure the gate drive is optimized to prevent oscillation during high-speed switching.
To support your procurement and engineering evaluation, our team provides technical data support for the FZ600R17KE4. For real-time availability and specific project support regarding 1700V power systems, contact our technical desk.
