VS-VSKL250-16PBF

SCRs - Modules Overview

The VS-VSKL250-16PBF is an SCR module manufactured by Vishay General Semiconductor - Diodes Division. It features a series configuration of one SCR and one diode, housed in a MAGN-A-PAK package designed for chassis mounting. The device has a maximum repetitive peak off-state voltage of 400 V and supports a maximum RMS on-state current of 555 A. Key electrical parameters include a maximum gate trigger voltage of 3 V and a maximum gate trigger current of 200 mA. The non-repetitive surge current rating is specified as 8500 A at 50 Hz and 8900 A at 60 Hz. The operating junction temperature range extends from -40°C to 125°C.

SCRs - Modules Feature Summary

• Series configuration integrating one SCR and one diode within a single module
• High current handling capability with 555 A RMS on-state current rating
• Chassis mount design utilizing the MAGN-A-PAK package for robust installation
• Wide operating temperature range suitable for demanding industrial environments

SCRs - Modules Applications

• Industrial motor drives and control systems
• Power supply units requiring high current rectification
• Inverter circuits in renewable energy systems
• Welding equipment power stages

SCRs - Modules Procurement Notes

Verify the specific suffix PBF indicates lead-free compliance when sourcing. Confirm that the MAGN-A-PAK package dimensions match the intended chassis mounting interface. Ensure thermal management solutions are adequate for the 555 A RMS current rating. Check for any obsolescence notices or lifecycle changes from the manufacturer before finalizing procurement plans.

SCRs - Modules Selection Notes

Select this component for applications requiring high current density in a compact chassis-mount form factor. The 400 V rating limits suitability to lower voltage AC lines or specific DC bus configurations. Consider the thermal resistance characteristics of the MAGN-A-PAK package for heat sink selection. Evaluate the gate trigger requirements against available drive circuitry capabilities.

SCRs - Modules Part Context

This part belongs to the VS-VSKL250 series of SCR modules from Vishay. The series includes variants with different voltage ratings such as 12, 14, and 16 (representing 400V). These modules are designed for high-power industrial applications where reliable switching and high current capacity are critical. The MAGN-A-PAK packaging provides a standardized solution for efficient thermal dissipation and mechanical stability.

SCRs - Modules Replacement Considerations

Direct substitutes may include other Vishay VS-VSKL250 series variants with matching current ratings but different voltage classes, provided the system voltage allows. Cross-brand replacements require careful verification of pinout compatibility, thermal resistance, and electrical ratings. Always consult official datasheets for equivalent parts to ensure functional parity.