TD520N22KOFXPSA1

SCRs - Modules Overview

The Infineon TD520N22KOFXPSA1 is a phase control thyristor module utilizing pressure contact technology. It features a 60 mm base plate and an electrically insulated design. The device supports a repetitive peak forward off-state and reverse voltage of 2200 V. The maximum average on-state current is 520 A at a case temperature of 85 °C. Surge current capacity reaches 14500 A for 10 ms at maximum junction temperature. The threshold voltage is 0.85 V, with a slope resistance of 0.35 mΩ. Thermal resistance from junction to case is 0.058 K/W per module under sinusoidal conditions.

SCRs - Modules Feature Summary

• Pressure contact technology ensures high reliability and robust mechanical connection.
• Advanced Medium Power Technology (AMPT) provides optimized electrical performance.
• Electrically insulated base plate allows direct mounting without additional insulators.
• Pre-applied thermal interface material (TIM) option simplifies installation and reduces thermal resistance.

SCRs - Modules Applications

• Soft starters
• Rectifiers for drive applications
• Crowbar applications
• Power controllers
• Static switches

SCRs - Modules Procurement Notes

Verify the specific ordering suffix against official documentation to confirm the inclusion of pre-applied thermal interface material. Confirm that the component meets all required insulation class standards for your specific application environment. Ensure compatibility with standard industrial mounting dimensions before finalizing procurement orders.

SCRs - Modules Selection Notes

Select this module for high-reliability phase control applications requiring pressure contact assembly. Evaluate thermal management requirements based on the specified junction-to-case thermal resistance. Consider the surge current rating when designing protection circuits for short-circuit scenarios. Verify gate trigger characteristics match the available control circuit capabilities.

SCRs - Modules Part Context

This component belongs to Infineon's Power Block series of network thyristor modules. It utilizes silicon pellet technology with an aluminum nitride internal insulation layer. The module is designed for industrial power electronics applications where high current handling and robust mechanical stability are critical requirements.

SCRs - Modules Replacement Considerations

Consult official replacement lists for equivalent models within the same voltage and current ratings. Verify pinout compatibility and mounting hole patterns if substituting in existing designs. Ensure thermal interface specifications match the original design intent when selecting alternative parts.