VS-T90RIA100

SCRs - Modules Overview

The VS-T90RIA100 is a single SCR thyristor module from the VS-T..RIA series, manufactured by Vishay Semiconductors. It features an electrically isolated base plate and operates within a junction temperature range of -40 °C to +125 °C. The device has a maximum average on-state current (IT(AV)) of 90 A at 70 °C case temperature and a maximum RMS on-state current (IT(RMS)) of 141 A. It supports a repetitive peak reverse voltage (VRRM) of 1000 V, with a non-repetitive peak reverse voltage (VRSM) of 1100 V. The typical on-state voltage drop (VTM) is 1.55 V.

SCRs - Modules Feature Summary

• Electrically isolated base plate allows for common heatsink usage and compact assembly designs.
• High surge capability with large creepage distances for robust industrial performance.
• Simplified mechanical design facilitates rapid assembly in power modules.

SCRs - Modules Applications

• Battery chargers
• Welders and plating equipment
• Regulated power supplies
• Temperature and speed control circuits

SCRs - Modules Procurement Notes

Verify the specific voltage code suffix against the datasheet ordering table to confirm the 1000 V rating. Ensure the package style matches the D-55 T-module dimensions. Confirm thermal interface requirements for the specified mounting torque. Validate that the application does not exceed the rated dV/dt or gate trigger limits.

SCRs - Modules Selection Notes

Select this component for applications requiring high surge currents and electrical isolation. Consider the thermal resistance values when designing heatsinking solutions. Verify gate drive capabilities against the maximum required DC gate current and voltage specifications. Ensure the operating temperature remains within the defined junction range.

SCRs - Modules Part Context

This part belongs to the VS-T..RIA series of medium power phase control thyristors. The series includes variants with different current ratings (50 A, 70 A, 90 A) and voltage codes ranging from 100 V to 1200 V. All variants share the same D-55 T-module package and general electrical characteristics structure.

SCRs - Modules Replacement Considerations

Check for compatible parts within the VS-T..RIA series with matching current and voltage ratings. Verify mechanical compatibility with the D-55 package. Ensure thermal and electrical parameters meet or exceed the original requirements.

SCRs - Modules FAQ

What is the maximum non-repetitive peak reverse voltage?

For the VS-T90RIA100, the maximum non-repetitive peak reverse voltage (VRSM) is 1100 V.

What is the critical rate of rise of off-state voltage?

The critical rate of rise of off-state voltage (dV/dt) is 500 V/μs.

What is the maximum holding current?

The maximum holding current (IH) is 200 mA.