APTDX600KK170D16AG

Overview

The APTDX600KK170D16AG is a fast-recovery common cathode diode power module manufactured by Microchip Technology. It features a D1 package with M6 power connectors and an Aluminum Nitride substrate for thermal management. The device supports a peak repetitive reverse voltage of 1700 V and a DC forward current of 600 A at 50 °C case temperature. Key electrical parameters include a maximum forward voltage of 2.7 V at 600 A and 25 °C, and a maximum reverse leakage current of 50 μA at 1700 V. The junction-to-case thermal resistance is 0.102 °C/W.

Feature Summary

• Soft-recovery characteristics for low-noise switching
• Aluminum Nitride substrate for improved thermal performance
• Direct mounting to heatsink with isolated package design

Applications

• Uninterruptible Power Supply (UPS)
• Induction heating systems
• Welding equipment
• High-speed rectifiers

Procurement Notes

Verify the specific part number against official Microchip documentation to ensure correct configuration. Confirm that the ordering suffix matches the required specifications. Check datasheet revision history for any updates to electrical ratings or package dimensions before finalizing procurement decisions.

Selection Notes

Select this component for high-voltage applications requiring robust thermal dissipation and fast recovery times. Ensure the cooling system can maintain the case temperature within specified limits to support the rated 600 A current. Verify that the M6 connector torque requirements are met during installation to prevent mechanical failure.

Part Context

This device belongs to the APTDX series of fast diode modules from Microchip Technology. It utilizes silicon technology and is designed for high-power industrial applications. The module integrates two diodes in a common cathode configuration within a single insulated package.

Replacement Considerations

Consult official Microchip documentation for verified substitute part numbers. Do not assume cross-compatibility with other manufacturers' modules without verifying pinout, thermal resistance, and electrical ratings.

FAQ

What is the recommended junction temperature range under switching conditions?

The recommended junction temperature under switching conditions ranges from -40 °C to TJmax minus 25 °C.

How does the forward voltage change with temperature?

The typical forward voltage decreases as temperature increases, dropping from 2.35 V at 25 °C to 2.1 V at 175 °C at 600 A.

What is the isolation voltage rating of the module?

The RMS isolation voltage between any terminal and the case is 4000 V for one minute at 50/60 Hz.