HDASE253YD-000LF

Overview

The HDASE253YD-000LF is a rectangular MIL-DTL-55302G series connector manufactured by Amphenol Socapex. It features a 253-position female socket arrangement across five rows with a 1.905 mm pitch. The component utilizes gold-plated copper alloy contacts and an LCP housing, rated for 4.5 A current and 750 V voltage. It supports PCB mount installation with solder termination in a straight configuration. Operating temperatures range from -65°C to +150°C, with insulation resistance of 5 GOhms.

Feature Summary

• High-density contact arrangement utilizing cylindrical machined pins and star-clamp technology for verified reliability.
• Side rail design on male connectors ensures optimal contact protection against external damage.
• LCP material construction supports all soldering types, including high-temperature processes and lead-free requirements.

Applications

• Aerospace systems requiring extreme environmental tolerance
• Military equipment demanding MIL-DTL-55302G compliance
• High-vibration installations where cost and reliability are critical

Procurement Notes

Verify the specific suffix 'YD' against the manufacturer's official datasheet to confirm tail length and mounting flange specifications. Ensure the order matches the exact part number HDASE253YD-000 or HDASE253YD-000LF as required by your bill of materials. Confirm RoHS compliance status directly with the supplier documentation before finalizing procurement.

Selection Notes

Select this component when high pin count density is required within strict spatial constraints. The 1.905 mm pitch allows for significant signal routing in limited board areas. Choose this model if the application demands operation at temperatures up to +150°C and requires robust mechanical stability under high vibration conditions exceeding standard military specifications.

Part Context

This part belongs to the HDAS series of high-performance PCB connectors designed for ruggedized applications. The series is characterized by reduced pitch and increased contact density compared to traditional MIL-C-26482 connectors. It is specifically engineered to withstand harsh environments while maintaining electrical integrity in aerospace and defense sectors.

Replacement Considerations

The part number alias 169-164738-00 is documented as a reference for this component. Verify cross-compatibility with existing system designs before substitution. No other direct substitute part numbers are confirmed in public documentation.

FAQ

What contact protection mechanism does the HDAS series utilize?

The male connector features side rails that ensure optimal protection for contacts against external damage during handling and mating.

Is the connector compatible with lead-free soldering processes?

Yes, the Liquid Crystal Polymer (LCP) housing material supports all soldering types, including high-temperature processes and lead-free requirements.