VS-VSKV71/08

SCRs - Modules Overview

The VS-VSKV71/08 is a thyristor module from the VS-VSKU71.. and VS-VSKV71.. series, manufactured by Vishay Semiconductors. It features an AAP Gen 7 (TO-240AA) package with two SCRs sharing common anodes. The device has a maximum repetitive peak reverse voltage of 800 V, a maximum average on-state current of 75 A at 85 °C case temperature, and a continuous RMS on-state current of 115 A. Non-repetitive surge currents reach 1360 A at 60 Hz. Operating junction temperatures range from -40 °C to +125 °C.

SCRs - Modules Feature Summary

• Utilizes exposed direct bonded copper substrate for excellent thermal performance
• Industrial standard TO-240AA package design
• High surge capability with robust fusing characteristics
• UL approved file E78996

SCRs - Modules Applications

• High voltage regulated power supplies
• Lighting circuits
• Temperature control circuits
• Motor speed control circuits
• UPS systems and battery chargers

SCRs - Modules Procurement Notes

Verify the specific circuit configuration code 'V' indicating common anode topology against system requirements. Confirm that the 800 V rating aligns with the application's peak reverse voltage demands. Ensure mounting hardware meets the specified 4 Nm torque requirement for optimal thermal interface contact. Validate compliance with RoHS directives if required by the end product specifications.

SCRs - Modules Selection Notes

Select this component when a dual SCR configuration with common anodes is necessary for high-voltage applications up to 800 V. The 75 A average current rating supports general-purpose industrial loads. Consider the low thermal resistance of 0.29 °C/W per leg for efficient heat dissipation. Verify gate triggering parameters match the available drive circuit capabilities under varying temperature conditions.

SCRs - Modules Part Context

This part belongs to the VS-VSKU71.. and VS-VSKV71.. series of AAP Gen 7 Thyristor modules. These devices are designed for general purpose high voltage applications. The series offers various voltage codes ranging from 400 V to 1600 V while maintaining a consistent 75 A current rating and standardized mechanical footprint for easy integration into existing designs.

SCRs - Modules Replacement Considerations

Direct substitutes within the same series include VS-VSKU71/08 for common cathode configurations or other voltage ratings like VS-VSKV71/04 (400 V) and VS-VSKV71/12 (1200 V). Cross-series replacements require careful verification of thermal resistance, pinout compatibility, and electrical ratings.