SKKT57B12E-SEKG

Overview

The Semikron SKKT57B12E-SEKG is a thyristor/diode module belonging to the SKKT57B series, housed in a SEMIPACK1 package. It features two elements configured as series-connected with a center tap. The device supports a maximum repetitive peak reverse voltage of 1200V and an average on-state current of 95A. Key electrical parameters include a maximum DC gate trigger current of 150mA, a maximum DC gate trigger voltage of 3V, and a maximum holding current of 250mA. The module operates within a temperature range of -40°C to 125°C and utilizes hard-soldered joints for reliability.

Feature Summary

• Utilizes hard-soldered joint technology to ensure high reliability under harsh operating conditions.
• Features ceramic-metal sealed cofired substrate construction for robust structural integrity.
• Incorporates aluminum oxide ceramic insulation for effective thermal transfer and electrical isolation.

Applications

• DC motor control systems
• AC motor soft starters
• Temperature control applications

Procurement Notes

Verify the specific suffix SEKG against official Semikron documentation to confirm its exact meaning regarding packaging or variant specifications. Ensure the procurement source provides valid manufacturer traceability. Confirm that the component matches the SKKT57B series technical datasheet requirements before integration into designs.

Selection Notes

Select this module for applications requiring a 1200V rating and 95A continuous current capability in a compact SEMIPACK1 form factor. Consider the center-tapped configuration for specific circuit topologies. Evaluate thermal management needs based on the specified operating temperature range and power dissipation characteristics.

Part Context

This component is part of the Semikron SKKT57B family of thyristor/diode modules. The series offers various voltage ratings and current capacities within the same mechanical footprint. These modules are designed for industrial power electronics applications requiring high reliability and efficient heat dissipation through direct copper bonded aluminum oxide ceramic substrates.

Replacement Considerations

Compatible substitutes within the SKKT57B series include SKKT57B08E, SKKT57B14E, and SKKT57B16E, depending on required voltage ratings. Verify pinout compatibility and thermal interface requirements when considering alternative models from other manufacturers.