DSA70C100HB

Diode Arrays Overview

The IXYS DSA70C100HB is a dual common cathode Schottky diode array designed for high-efficiency power conversion. It features two independent 35A channels within a single TO-247-3 package, providing a total continuous forward current of 70A at a repetitive peak reverse voltage of 100V. The device utilizes Gen² Schottky technology to achieve low forward voltage and soft recovery characteristics, minimizing switching losses and electromagnetic interference. With a maximum junction temperature of 175°C and a typical forward voltage of approximately 0.86V at rated conditions, it supports robust thermal performance in demanding applications.

Diode Arrays Feature Summary

• Dual common cathode configuration integrating two independent Schottky diodes in a single package
• Gen² Schottky technology ensuring low forward voltage drop and minimal switching losses
• Soft recovery behavior reduces electromagnetic interference (EMI) during operation
• High thermal stability with a maximum junction temperature rating of 175°C

Diode Arrays Applications

• DC/DC converters and synchronous rectification circuits
• Free-wheeling diodes in motor drives and inverters
• Uninterruptible Power Supply (UPS) systems
• Solar micro-inverters and photovoltaic string optimizers

Diode Arrays Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct pinout and electrical specifications. Confirm that the component matches the required thermal management capabilities for the intended application environment. Cross-reference the part number with authorized distributors to validate authenticity and avoid counterfeit products. Ensure the procurement channel provides valid traceability documentation for quality assurance purposes.

Diode Arrays Selection Notes

Select this component when a compact solution for high-current synchronous rectification or free-wheeling is required. The dual common cathode arrangement simplifies PCB layout compared to discrete components. Evaluate the thermal resistance requirements to ensure adequate heat sinking, as the TO-247 package relies on external mounting for optimal performance. Consider the 100V voltage rating to ensure compatibility with the system's DC bus voltage levels.

Diode Arrays Part Context

The DSA70C100HB belongs to IXYS' Gen² Schottky Diode family, which emphasizes efficiency and reliability in power electronics. This series is characterized by advanced silicon carbide or specialized silicon processes to enhance switching speed and reduce conduction losses. The TO-247-3 package is standard for medium-to-high power applications, offering a balance between current handling capacity and thermal dissipation.

Diode Arrays Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.