IRKL142/12

Overview

The IRKL142/12 is a silicon controlled rectifier (SCR) module manufactured by Vishay General Semiconductor. It features a repetitive peak off-state voltage of 1.2 kV and an average on-state current rating of 140 A, with a surge current capacity of 310 A. The device utilizes the INT-A-PAK series connection package configuration. This component is designed for high-voltage and high-current industrial applications requiring robust power control.

Feature Summary

• Series connection SCR/diode module architecture
• High voltage blocking capability up to 1.2 kV
• Robust surge current handling at 310 A

Applications

• Industrial motor drives
• Power supply systems
• Resistive load control circuits

Procurement Notes

Verify the specific suffix designation against the manufacturer datasheet to confirm exact electrical characteristics and pinout compatibility. Ensure thermal management solutions align with the INT-A-PAK package requirements for reliable operation under rated load conditions.

Selection Notes

Select this component when application demands exceed standard discrete SCR capabilities. Consider the 1.2 kV voltage rating and 140 A continuous current limits. Evaluate thermal dissipation needs based on the chassis mount form factor and ambient operating environment constraints.

Part Context

This part belongs to the IRKL series of high-power thyristor modules from Vishay. These modules integrate multiple semiconductor elements into a single unit to simplify assembly and improve reliability in demanding power electronics environments compared to individual discrete components.

Replacement Considerations

Consult official cross-reference lists for compatible alternatives. Verify that substitute parts match the 1.2 kV voltage class and 140 A current rating while maintaining INT-A-PAK mechanical dimensions.