MCX Connector Plug 0733660010 Equivalent & Substitute Parts

Part Overview

The Molex 0733660010 is an MCX connector plug designed for 50-ohm coaxial applications. This male pin connector features right-angle solder termination and is rated for frequencies up to 6 GHz. The part is currently in active production status and widely available in inventory. Substitute parts may be required due to supply chain considerations, design phase transitions, or specific application requirements that demand alternative material compositions or extended operating temperature ranges.

Substiute Parts

0733660010

MolexIn Stock: 11500733660010 Datasheet

Current PartRFQ

919-104P-51A1X

Amphenol RFIn Stock: 1019919-104P-51A1X Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The Amphenol RF 919-104P-51A1X qualifies as a direct substitute for the Molex 0733660010 based on the following critical parameters:

Matching Core Specifications:

• MCX connector style with male pin configuration
• 50-ohm impedance rating
• Solder contact termination with crimp shield termination
• Free hanging (in-line), right-angle mounting orientation
• Snap-on fastening mechanism
• 6 GHz maximum frequency rating
• 500 mating cycle rating
• ROHS3 compliance

Compatibility with Cable Groups: The substitute part supports an extended cable group range (RG-174, 188, 188A, 316, LMR-100, M17/119-RG174) compared to the main part (RG-174, 188, 316), providing broader application flexibility while maintaining full backward compatibility.

Parameter Comparison

Engineering Selection Recommendations

Primary Part Selection (Molex 0733660010): Select the Molex 0733660010 for new designs and applications requiring active product support. This part maintains active production status and is suitable for long-term supply chain stability. ROHS3 compliance and unlimited MSL rating support standard manufacturing and storage conditions.

Substitute Part Selection (Amphenol RF 919-104P-51A1X): The Amphenol RF 919-104P-51A1X is electrically and mechanically interchangeable for existing designs currently using the Molex part. This substitute is designated "Not For New Designs," indicating it is maintained for legacy support and existing production lines only. The extended operating temperature range (-65°C to 165°C versus -55°C to 155°C) provides additional thermal margin for demanding applications. The beryllium copper body material offers enhanced mechanical durability compared to the zinc alloy construction of the primary part.

Both parts maintain ROHS3 compliance and identical electrical performance at 50 ohms and 6 GHz maximum frequency. Selection between these parts should be based on design phase (new versus existing) and specific thermal or mechanical requirements of the application.

Frequently Asked Questions (FAQ)

Q: Can the Amphenol RF 919-104P-51A1X be used as a direct replacement for the Molex 0733660010 in existing assemblies?

A: Yes. Both connectors share identical MCX plug configuration, 50-ohm impedance, solder termination, and snap-on fastening. Mechanical and electrical compatibility is confirmed across all critical parameters. The substitute part supports the same cable groups (RG-174, 188, 316) plus additional options.

Q: What is the significance of the "Not For New Designs" status on the Amphenol RF part?

A: This designation indicates the part is maintained for legacy production and existing designs only. New product development should specify the Molex 0733660010 to ensure long-term availability and active manufacturer support.

Q: Are there differences in operating temperature ranges between these parts?

A: Yes. The Molex part operates from -55°C to 155°C, while the Amphenol RF substitute operates from -65°C to 165°C. The substitute provides an extended temperature envelope suitable for applications requiring lower minimum or higher maximum operating temperatures.

Q: Do the different body materials (Zinc Alloy versus Beryllium Copper) affect electrical performance?

A: No. Both materials are suitable for 50-ohm RF applications at 6 GHz. Material selection affects mechanical durability and environmental resistance rather than electrical characteristics. The beryllium copper construction of the substitute offers enhanced mechanical strength.

Q: What cable types are compatible with each connector?

A: The Molex 0733660010 supports RG-174, 188, and 316 cables. The Amphenol RF 919-104P-51A1X supports these same cables plus RG-188A, LMR-100, and M17/119-RG174, providing broader cable compatibility.

Q: Are both parts RoHS compliant?

A: Yes. Both the Molex 0733660010 and Amphenol RF 919-104P-51A1X are ROHS3 compliant with unlimited moisture sensitivity level (MSL 1) ratings.

Q: What is the mating cycle rating for these connectors?

A: Both parts are rated for 500 mating cycles, indicating the expected number of connect/disconnect operations before performance degradation.