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Product Detailed Parameters
- Description：DIODE MODULE GEN PURP 600V 150A
- Series：-
- Mfr：SanRex Corporation
- Package：Tray
- Diode Configuration：1 Pair Common Cathode
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：600 V
- Current - Average Rectified (Io) (per Diode)：150A
- Voltage - Forward (Vf) (Max) @ If：1.3 V @ 150 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：300 ns
- Current - Reverse Leakage @ Vr：150 mA @ 600 V
- Operating Temperature - Junction：-40°C ~ 150°C
- Mounting Type：Chassis Mount
- Package / Case：Module
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The SanRex DKA300AA60 is a soft recovery diode module designed for high power switching applications. It features a common cathode configuration with two isolated diode chips in one package. Key electrical ratings include a repetitive peak reverse voltage of 600 V and a maximum average forward current of 150 A at a case temperature of 72°C. The typical forward voltage drop is 1.18 V, while the reverse recovery time is typically 230 ns with a softness factor (tb/ta) of 0.8. The junction-to-case thermal resistance is 0.4 °C/W.
Feature Summary
- Soft recovery characteristics with fast control capabilities
- Isolated dual diode chip construction within a single package
- Low forward voltage drop for reduced conduction losses
Applications
- Switching power supplies
- Inverter welding power supplies
- Cutting machines
Procurement Notes
Verify component authenticity by cross-referencing the manufacturer part number against official SanRex documentation. Confirm that the specific device matches the required electrical parameters, including the 600V rating and 150A current capacity. Ensure compliance with RoHS directives as indicated in the product specifications before finalizing procurement orders.
Selection Notes
Select this module for circuits requiring fast and soft recovery performance to minimize switching losses. The low thermal resistance facilitates efficient heat dissipation in high-power environments. Verify that the mounting torque requirements align with the system's mechanical design constraints to ensure reliable operation under thermal cycling conditions.
Part Context
This component belongs to the DKA series of discrete semiconductor modules manufactured by SanRex. It is specifically engineered as a silicon-based rectifier suitable for industrial power electronics. The module utilizes screw mount technology for secure installation on heatsinks or circuit boards.
Replacement Considerations
Consult official SanRex documentation for confirmed substitute part numbers. Do not assume compatibility based solely on similar voltage or current ratings without verifying pinout and thermal characteristics.
FAQ
What is the maximum surge forward current rating?
The DKA300AA60 supports a non-repetitive peak surge forward current of 2500 A for a half-cycle at 60 Hz.
What is the isolation voltage specification?
The module provides an isolation voltage of 2500 V RMS when tested for one minute.
What is the recommended mounting torque for the terminals?
The recommended mounting torque for the M4 terminals is between 1.5 and 2.5 N·m.
