DD175N34KXPSA1

Diode Arrays Overview

The DD175N34KXPSA1 is a silicon rectifier diode module manufactured by Infineon Technologies, utilizing pressure contact technology within the DD175 housing. It features a maximum repetitive reverse voltage of 3400 V and an average forward current rating of 350 A at 180 degrees electrical sine wave operation. The device exhibits a typical forward voltage drop of 2.05 V and supports a non-repetitive surge current of up to 5600 A for 10 milliseconds. Designed for screw mounting, it operates reliably within a junction temperature range of -40 °C to +150 °C.

Diode Arrays Feature Summary

• Utilizes robust pressure contact assembly technology for high reliability and low thermal resistance.
• Features an electrically insulated baseplate suitable for direct heatsink mounting without additional isolation hardware.
• Provides high surge current capability to withstand transient overloads in demanding power applications.

Diode Arrays Applications

• Industrial motor control systems
• Railway traction and auxiliary power supplies
• Uninterruptible power supply (UPS) units
• Wind turbine power conversion systems

Diode Arrays Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm exact electrical tolerances and packaging variations. Confirm RoHS compliance status through the latest datasheet revision. Ensure mechanical compatibility with existing cooling solutions due to the standardized DD175 footprint. Cross-reference part numbers carefully as naming conventions may evolve across product generations.

Diode Arrays Selection Notes

Select this component for high-voltage applications requiring significant current handling capacity. The 3400 V rating suits medium-to-high voltage AC-DC conversion topologies. Evaluate thermal management requirements based on the specified junction temperature limits. Consider the pressure contact interface for efficient heat dissipation in compact industrial enclosures.

Diode Arrays Part Context

This module belongs to Infineon's Power Block series of bipolar semiconductor devices. These modules are engineered for phase control and rectification in heavy-duty environments. The DD175 package represents a standard form factor widely adopted in industrial power electronics for its balance of performance and mechanical simplicity.

Diode Arrays Replacement Considerations

Consult official substitution guides for equivalent high-voltage diode modules. Verify that alternative parts match the 3400 V blocking voltage and 350 A current ratings. Ensure physical dimensions and terminal configurations remain compatible with the existing PCB or busbar layout.