VS-VSKV91/14

SCRs - Modules Overview

The VS-VSKV91/14 is a thyristor module from the VS-VSKV91 series by Vishay Semiconductors. It features two SCRs with common anodes housed in an AAP Gen 7 (TO-240AA) package. The maximum repetitive peak reverse voltage is 1400 V, and the maximum average on-state current is 95 A at 85 °C case temperature. The continuous RMS on-state current is 150 A under DC conditions. Non-repetitive surge current reaches 2094 A for an 8.3 ms pulse. Operating junction and storage temperatures range from -40 °C to +125 °C.

SCRs - Modules Feature Summary

• Utilizes exposed direct bonded copper substrate for excellent thermal performance
• Designed and qualified for industrial level applications
• Features UL approved file E78996 certification

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 against datasheet documentation before procurement. Confirm that the selected mounting torque of 4 Nm aligns with system requirements. Ensure heatsink interface specifications meet the recommended flatness and smoothness criteria. Validate thermal compound application procedures to maintain specified thermal resistance values during assembly.

SCRs - Modules Selection Notes

Select this component based on the required 1400 V blocking capability and 95 A conduction rating. Consider the common anode topology when designing the circuit layout. Evaluate thermal management needs relative to the 0.22 °C/W junction-to-case thermal resistance. Verify compatibility with standard TO-240AA mounting hardware and fast-on tab dimensions for gate connections.

SCRs - Modules Part Context

This part belongs to the VS-VSKV91 series, which includes thyristor modules with varying voltage ratings ranging from 400 V to 1600 V. All variants share the same 95 A current rating and utilize the ADD-A-PAK Generation VII package. The series is designed for general purpose high voltage applications requiring robust industrial reliability and standardized mechanical interfaces.

SCRs - Modules Replacement Considerations

Substitute parts must match the 1400 V rating, 95 A current capacity, and TO-240AA package outline. Verify identical common anode circuit configuration and pinout assignments. Ensure thermal characteristics and triggering parameters are compatible with existing drive circuits.