VS-VSKC91/10

Diode Arrays Overview

The VS-VSKC91/10 is a high-voltage silicon diode module from the VSK.91 series, manufactured by Vishay Semiconductors. It utilizes the AAP Gen 7 (TO-240AA) package and features a two-diode common cathode circuit configuration. The device supports a maximum repetitive peak reverse voltage of 1000 V and an average forward current of 100 A at a case temperature of 112 °C. Key electrical ratings include a maximum RMS forward current of 157 A and a non-repetitive surge current of 2115 A at 60 Hz. The junction-to-case thermal resistance is 0.22 °C/W per leg.

Diode Arrays Feature Summary

• Utilizes exposed direct bonded copper substrate for excellent thermal performance
• Features industrial standard ADD-A-PAK package with simplified internal structure
• Designed and qualified for industrial level applications
• Includes UL approval file E78996

Diode Arrays Applications

• High voltage regulated power supplies
• Lighting circuits
• Temperature control circuits
• Motor speed control circuits
• UPS systems and battery chargers

Diode Arrays Procurement Notes

Verify the specific ordering suffix against official documentation to confirm the exact voltage rating and circuit configuration. Confirm that the required hardware for mounting is sourced separately as indicated in technical resources. Ensure compliance with RoHS3 specifications and check for any product change notifications affecting the manufacturing process or material composition before finalizing procurement.

Diode Arrays Selection Notes

Select this component based on the 1000 V reverse voltage requirement and the 100 A continuous current capability. Evaluate the thermal management strategy considering the 0.22 °C/W junction-to-case resistance and the recommended 4 Nm mounting torque. Verify that the application environment falls within the -40 °C to +150 °C operating temperature range and that the surge current demands do not exceed the specified limits.

Diode Arrays Part Context

This module belongs to the VSK.91 series, which encompasses various voltage codes ranging from 400 V to 1600 V. The 'C' designation indicates a two-diode common cathode configuration, while the '/10' suffix specifies the 1000 V voltage rating. The series is designed for general-purpose high-voltage applications requiring robust performance in industrial environments.

Diode Arrays Replacement Considerations

Direct replacements within the same series require matching the voltage code and circuit configuration. For instance, the VS-VSKC91/12 offers 1200 V with the same current rating and package. Ensure that any substitute maintains the identical TO-240AA footprint and thermal characteristics to fit existing heatsink designs without modification.

Diode Arrays FAQ

What is the maximum non-repetitive peak reverse voltage?

The maximum non-repetitive peak reverse voltage (VRSM) for the VS-VSKC91/10 is 1100 V.

What is the recommended mounting torque for the module?

The recommended mounting torque to the heatsink is 4 Nm, with a tolerance of ± 10%.

Does the module support screw mounting?

Yes, the module uses the ADD-A-PAK Generation VII (TO-240AA) package, which is designed for screw mounting to a heatsink.