Starpower GD400SGX170C2S | Robust 1700V, 400A IGBT Module for High-Power Applications
The Starpower GD400SGX170C2S is an expertly engineered half-bridge IGBT module designed for high-reliability power conversion systems. Leveraging advanced trench field-stop technology, this module delivers an optimal balance of low conduction losses, superior thermal performance, and rugged durability required for the most demanding industrial environments.
- High Voltage and Current Ratings: With a 1700V collector-emitter voltage (Vces) and a 400A continuous collector current (Ic), it is built to manage significant power loads with a robust safety margin.
- Low Conduction Losses: Features a very low collector-emitter saturation voltage (Vce(sat)) of 2.15V typical at nominal current, directly translating to higher system efficiency and reduced cooling requirements.
- Enhanced Robustness: A high short-circuit withstand time and a wide safe operating area (SOA) ensure the module can endure fault conditions, enhancing overall system reliability and longevity.
- Optimized for Switching Performance: Includes an integrated anti-parallel fast recovery diode (FRD) co-packaged for soft switching characteristics and minimal turn-off losses.
Key Parameter Overview
The following specifications highlight the core performance capabilities of the GD400SGX170C2S. For a comprehensive analysis, download the official datasheet.
| Parameter | Value |
|---|---|
| Collector-Emitter Voltage (Vces) | 1700V |
| Continuous Collector Current (Ic @ Tc=80°C) | 400A |
| Collector-Emitter Saturation Voltage (Vce(sat), typ. @ Ic=400A, Tj=125°C) | 2.15V |
| Maximum Junction Temperature (Tjmax) | 150°C |
| Short-Circuit Withstand Time (tsc @ Vcc=900V, Tj=150°C) | ≥ 10µs |
Application Scenarios & Engineering Value
The GD400SGX170C2S IGBT module is not just a component; it's a solution for critical engineering challenges across various high-power sectors.
- Industrial Motor Drives: In high-power AC drives and servo drives, the module's 1700V rating provides the necessary voltage headroom for operating on 690V AC mains. Its low Vce(sat) minimizes heat generation in the inverter cabinet, reducing the size and cost of heatsinks and fans.
- Renewable Energy Inverters: For large-scale solar and wind power converters, reliability is paramount. The module's robust construction and excellent thermal performance ensure stable operation under fluctuating load conditions, maximizing energy harvest and system uptime.
- Uninterruptible Power Supplies (UPS): In data centers and industrial UPS systems, efficiency and reliability are non-negotiable. The GD400SGX170C2S enables the design of highly efficient inverters that can withstand grid faults and transient events, safeguarding critical loads.
Technical Deep Dive: The Engineering Edge
Two key characteristics define the superior performance of the GD400SGX170C2S: its low saturation voltage and its ruggedness.
The low VCE(sat) is a direct result of its advanced trench gate and field-stop IGBT structure. This architecture significantly reduces conduction losses, which are the dominant loss factor in medium-frequency applications like motor drives. For a design engineer, this means less power wasted as heat, leading to a more compact, cost-effective, and reliable end product.
Furthermore, the guaranteed 10µs short-circuit withstand time provides a critical window for protection circuits to detect a fault and safely shut down the system. This level of robustness prevents catastrophic failures, which is essential in high-capital equipment where downtime and repairs are extremely costly. This resilience is a core element in preventing common modes of IGBT failure.
Frequently Asked Questions for Engineers
1. Can the GD400SGX170C2S be paralleled for higher current applications?
Yes. This module is well-suited for paralleling due to its positive temperature coefficient of Vce(sat). This characteristic ensures inherent thermal stability and aids in balanced current sharing among parallel-connected modules. However, careful attention to symmetrical PCB layout and gate drive design is crucial to minimize stray inductances and ensure simultaneous switching.
2. What are the primary thermal management considerations for this module?
With a total power dissipation (Ptot) of 2550W, effective thermal management is key. The module's baseplate is designed for low thermal resistance to a heatsink (Rth(c-h)). It is imperative to use a high-quality thermal interface material (TIM) and ensure proper mounting torque to minimize contact resistance. The choice of heatsink (air- or liquid-cooled) will depend on the application's load cycle and ambient operating temperature.
For detailed application support or to discuss your specific design requirements for high-power IGBT modules, please contact our technical team.
