CD411699B

Diode Arrays Overview

The CD411699B is a dual diode isolated POW-R-BLOK module rated for 100 Amperes and up to 1600 Volts. It features an electrically isolated heatsink with a DBC Alumina insulator and copper baseplate. The device supports a repetitive peak reverse blocking voltage of 1600 V, an average forward current of 100 A at 180° conduction, and a junction temperature range from -40°C to +150°C. Electrical characteristics include a peak on-state voltage of 1.35 V at 300 A and a thermal resistance (junction to case) of 0.175 °C/W per module.

Diode Arrays Feature Summary

• Electrically isolated heatsinking capability
• DBC Alumina insulator construction
• Low thermal impedance design

Diode Arrays Applications

• Power Supplies
• Bridge Circuits
• AC & DC Motor Drives
• Large IGBT Circuit Front Ends
• Welders

Diode Arrays Procurement Notes

Verify the specific ordering suffix against official Powerex documentation to confirm exact electrical ratings and pinout configurations. Ensure mounting torque specifications are strictly followed during installation to maintain isolation integrity and prevent mechanical failure. Confirm compliance with UL recognition requirements if applicable to the end equipment.

Diode Arrays Selection Notes

Select this component when high-voltage rectification requires electrical isolation between the circuit and the heatsink. Evaluate thermal management needs based on the specified junction-to-case thermal resistance. Consider the maximum operating temperature limits and surge current capabilities relative to the expected load profile and conduction angles.

Diode Arrays Part Context

This module belongs to the CD41 series of dual and single diode isolated modules manufactured by Powerex Inc. The series utilizes POW-R-BLOK technology, designed for applications requiring robust rectification in compact, isolated packages. The product line is recognized by Underwriters Laboratories for safety compliance.

Diode Arrays Replacement Considerations

Consult official Powerex documentation for verified substitute part numbers within the CD41 or CN41 series that match specific voltage and current requirements.