WTA70PD9JTB

Overview

The WTA70PD9JTB is a rectangular MIL-DTL-55302 series connector manufactured by Molex / AirBorn. It features a straight plug configuration with board mount installation and through-hole termination. The component provides 70 positions arranged in two rows with a 2.54 mm pitch. Contacts are male pins made of copper alloy with gold plating, rated for 5 A current and 1 kV voltage. The housing utilizes Polyphenylene Sulfide (PPS), supporting an operating temperature range from -65 C to +125 C.

Feature Summary

• Complies with MIL-DTL-55302 military specifications for high-reliability interconnects
• Features gold-plated copper alloy pin contacts for durable signal transmission
• Utilizes Polyphenylene Sulfide housing material for thermal stability

Applications

• Military aerospace electronic systems
• High-density board-to-board interconnections
• Ruggedized industrial control equipment

Procurement Notes

Verify the specific suffix JTB against official datasheets to confirm tail length and orientation requirements. Ensure compatibility with mating receptacles within the same W Series family. Confirm RoHS compliance status directly with the manufacturer as regulatory documentation may vary by production batch.

Selection Notes

Select this part for applications requiring a 70-position straight plug with through-hole soldering. Verify that the 2.54 mm pitch aligns with PCB layout constraints. Ensure the 5 A per contact rating meets circuit load requirements. Check for necessary mounting ears or hardware if mechanical stability is critical.

Part Context

This component belongs to the AirBorn W Series, designed for demanding environments. It offers various contact counts and configurations within the MIL-DTL-55302 standard. The series supports both pin and socket options in plugs and receptacles, providing flexible interconnect solutions for mission-critical electronics.

Replacement Considerations

The part number alias M55302/63B70H indicates potential cross-reference availability. Verify exact dimensional and electrical equivalence before substitution. Consult official replacement guides for compatible mating connectors within the same series.