STT3300N18P76XPSA1

SCRs - Modules Overview

The STT3300N18P76XPSA1 is a thyristor module designed for soft-start applications, featuring an integrated heatsink and direct silicon-to-heatsink connection. It supports a voltage rating of 1800 V with a maximum junction temperature of 155 °C. The device handles an overload current of 3300 A over 21 seconds and provides an I²t capability of 2430 kA²s at 10 ms. Key electrical parameters include a forward voltage of 0.9 V and a dynamic resistance of 0.24 mΩ at maximum junction temperature.

SCRs - Modules Feature Summary

• Integrated heatsink design eliminates the need for thermal grease during installation
• Direct silicon-to-heatsink connection enables efficient heat dissipation
• Dual-side cooling architecture supports high overload current handling

SCRs - Modules Applications

• Soft-start systems for industrial power equipment
• Motor starting applications requiring high surge current tolerance
• Power distribution units integrating bypass contactors

SCRs - Modules Procurement Notes

Verify the complete part number including the XPSA1 suffix against official Infineon documentation to ensure correct configuration. Confirm that the specific ordering code matches the required technical specifications before procurement. Cross-reference datasheet details to validate performance ratings.

SCRs - Modules Selection Notes

Select this component based on the 1800 V blocking voltage and 3300 A overload capacity requirements. Ensure the application fits within the 155 °C maximum junction temperature limit. Verify compatibility with existing contactor designs due to the compact footprint and integrated thermal management features.

SCRs - Modules Part Context

This module belongs to the STT series of thyristor soft-start modules from Infineon Technologies. These components are engineered to reduce design complexity while providing robust performance in high-current environments. The series offers various current ratings to accommodate diverse industrial power requirements.

SCRs - Modules Replacement Considerations

Consult official Infineon cross-reference guides for verified substitutes. Ensure any replacement maintains equivalent voltage, current, and thermal characteristics.