VS-T70RIA120

SCRs - Modules Overview

The VS-T70RIA120 is a single-phase Silicon Controlled Rectifier (SCR) module manufactured by Vishay General Semiconductor. It features a D-55 package with screw mount installation, designed for high-power industrial applications. The device supports a repetitive peak off-state voltage of 1200 V and an RMS on-state current of 110 A. Key electrical characteristics include a non-repetitive peak surge current of 1660 A at 50/60 Hz, a maximum gate trigger voltage of 2.5 V, and a holding current of 200 mA. It operates within a junction temperature range of -40°C to +125°C.

SCRs - Modules Feature Summary

• Single-phase SCR configuration housed in a robust D-55 baseplate package for efficient thermal management.
• High surge current capability supporting transient load conditions without failure.
• Standardized gate trigger parameters ensuring compatibility with common control circuits.

SCRs - Modules Applications

• Industrial motor drives and variable frequency drive systems
• High-power DC power supplies and rectification circuits
• Resistive heating control and industrial process equipment

SCRs - Modules Procurement Notes

Verify the specific suffix designation against official Vishay documentation to confirm exact electrical tolerances and pinout configurations. Ensure the procurement channel provides valid RoHS compliance certificates. Confirm that the D-55 mounting interface matches the mechanical design requirements. Request batch-specific test reports if required for critical safety certifications. Validate component authenticity through authorized distribution channels only.

SCRs - Modules Selection Notes

Select this component when a single-phase SCR with 1200 V blocking capability and 110 A continuous current rating is required. The D-55 package facilitates direct heatsink mounting for effective thermal dissipation. Consider the 1660 A surge rating for applications involving high inrush currents. Ensure the gate drive circuit can supply the specified trigger voltage and current levels reliably under all operating temperatures.

SCRs - Modules Part Context

This part belongs to the T70 series of thyristor modules from Vishay, which are engineered for demanding power electronics environments. The series offers various voltage ratings while maintaining consistent mechanical dimensions for interchangeability. These modules utilize advanced silicon technology to ensure stable performance across wide temperature ranges, making them suitable for heavy-duty industrial infrastructure.

SCRs - Modules Replacement Considerations

Cross-reference with other Vishay T70 series variants such as VS-T70RIA20 or VS-T70RIA120S90 for different voltage ratings. Verify that any substitute maintains the same D-55 footprint and electrical specifications. Consult official substitution guides to ensure thermal and electrical compatibility before implementation.