VS-50RIA160MS90

Scrs Overview

The VS-50RIA160MS90 is a medium power phase control thyristor from the Vishay VS-50RIA Series. It features a 1600 V repetitive peak off-state voltage, a 50 A average on-state current at 94 °C case temperature, and an 80 A RMS on-state current. The device utilizes a TO-65 (TO-208AC) stud package with M6 x 1 metric threads. Key electrical characteristics include a maximum on-state voltage of 1.60 V, a gate trigger current of 100 mA at 25 °C, and a typical turn-off time of 110 μs. It supports a junction temperature range of -40 to +125 °C.

Scrs Feature Summary

• High surge capability with non-repetitive peak currents up to 1490 A
• Enhanced dynamic performance with a critical rate of rise of off-state voltage (dV/dt) of 1000 V/μs
• Robust thermal management with low junction-to-case thermal resistance

Scrs Applications

• Phase control applications in converters
• Lighting circuits
• Battery chargers
• Regulated power supplies
• Temperature and speed control circuits

Scrs Procurement Notes

Verify the specific ordering suffix against official documentation to confirm thread type and dV/dt rating. Confirm that the requested component matches the exact voltage code and series designation. Ensure compatibility with mounting hardware requirements for the specified package style. Validate all technical parameters against the latest manufacturer datasheet before finalizing procurement specifications.

Scrs Selection Notes

Select this component for high-current phase control applications requiring robust surge handling. The 1600 V rating suits high-voltage AC line applications. Verify that the system's thermal design can maintain the case temperature within limits to support the rated 50 A current. Ensure the gate drive circuitry meets the specified trigger current and voltage requirements for reliable switching.

Scrs Part Context

This part belongs to the VS-50RIA Series of medium power phase control thyristors manufactured by Vishay Semiconductors. The series offers various voltage ratings from 100 V to 1200 V in standard configurations, with specialized options available for higher dV/dt immunity. These devices are designed for demanding industrial environments requiring reliable power regulation and conversion.

Scrs Replacement Considerations

Direct substitutes within the same series include VS-50RIA120S90M and VS-50RIA100S90M. When replacing, ensure the new part maintains the required voltage rating and physical mounting dimensions. Verify that the thermal resistance and gate drive characteristics remain compatible with the existing circuit design.