Equivalent & Substitute Parts for Molex 0022031032

Part Overview

The Molex 0022031032 is a rectangular connector header with vertical orientation, 3 positions, and 2.5mm pitch designed for through-hole mounting with solder termination. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. Substitute parts maintain core functional compatibility while offering active product status and improved availability.

Substiute Parts

0022031032

MolexIn Stock: 11550022031032 Datasheet

Current PartRFQ

351-80-103-00-004101

Preci-DipIn Stock: 836351-80-103-00-004101 Datasheet

MFR RecommendedRFQ

77311-422C03LF

Amphenol ICC (FCI)In Stock: 199477311-422C03LF Datasheet

MFR RecommendedRFQ

890-18-003-10-003101

Preci-DipIn Stock: 1087890-18-003-10-003101 Datasheet

MFR RecommendedRFQ

890-70-003-10-003101

Preci-DipIn Stock: 898890-70-003-10-003101 Datasheet

MFR RecommendedRFQ

890-80-003-10-003101

Preci-DipIn Stock: 723890-80-003-10-003101 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the Molex 0022031032 is determined by the following critical parameters:

Primary Compatibility Criteria:

• Connector type: Header with male pin contacts
• Number of positions: 3
• Number of rows: 1
• Mounting type: Through hole with solder termination
• Fastening type: Push-pull
• Shrouding: Unshrouded
• Contact material: Brass
• Material flammability rating: UL94 V-0
• RoHS compliance: ROHS3 Compliant
• MSL rating: 1 (Unlimited)

Secondary Consideration:

• Pitch tolerance: The original part operates at 0.098" (2.50mm) pitch. Substitute parts listed operate at 0.100" (2.54mm) pitch, representing a 0.002" (0.04mm) difference. This pitch variation requires mechanical and electrical validation for specific applications.

All substitute parts listed maintain the core functional parameters of header connectors with 3 positions, through-hole mounting, solder termination, and push-pull fastening. Substitute parts are active products with current manufacturing status and improved inventory availability.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The Molex 0022031032 is obsolete. All listed substitute parts are active products with current manufacturing support, ensuring long-term availability and supply chain continuity.

Compliance and Certification: All substitute parts maintain UL94 V-0 material flammability rating and ROHS3 compliance, meeting the regulatory requirements of the original part. MSL rating of 1 (Unlimited) is consistent across all options, indicating no moisture sensitivity constraints during storage and handling.

Pitch Differential: Substitute parts operate at 0.100" (2.54mm) pitch versus the original 0.098" (2.50mm) pitch. This 0.002" (0.04mm) difference requires validation against PCB layout and mating connector specifications before implementation.

Contact Finish Variations: Preci-Dip 890-18-003-10-003101 and 890-70-003-10-003101 feature gold-plated mating contacts, offering enhanced corrosion resistance compared to the tin-plated original. Preci-Dip 351-80-103-00-004101 and 890-80-003-10-003101 maintain tin plating consistent with the original specification.

Electrical Ratings: Substitute parts provide specified operating temperature ranges (-55°C to -65°C minimum, 125°C maximum) and current ratings (3A per contact) with voltage ratings of 150VDC where specified. The original part does not provide these electrical parameters.

Frequently Asked Questions (FAQ)

Q: Can the Molex 0022031032 be directly replaced with a 2.54mm pitch substitute?

A: Direct replacement requires PCB layout validation. The 0.002" (0.04mm) pitch difference between the original 2.50mm and substitute 2.54mm specifications may affect mechanical fit and electrical performance depending on mating connector tolerances and PCB hole positioning. Physical testing is necessary to confirm compatibility in specific applications.

Q: What is the difference between the Preci-Dip 890 series variants?

A: The 890-18-003-10-003101, 890-70-003-10-003101, and 890-80-003-10-003101 differ in contact finish specifications. The 890-18 and 890-70 feature gold plating on mating contacts (with 890-70 using flash gold on post contacts), while the 890-80 uses tin plating on both mating and post contacts. Contact material is brass for all three variants.

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts listed are RoHS compliant. The Molex original and Preci-Dip variants are ROHS3 compliant. The Amphenol ICC 77311-422C03LF is RoHS compliant. All parts meet regulatory requirements for restricted substance elimination.

Q: What is the MSL rating and why does it matter?

A: All parts, including the original and substitutes, carry MSL rating 1 (Unlimited), indicating no moisture sensitivity. Components can be stored and handled without time-dependent moisture absorption constraints, simplifying inventory management and reducing risk of moisture-related failures.

Q: How do contact material differences affect performance?

A: The original Molex part and most substitutes use brass contacts. The Amphenol ICC 77311-422C03LF uses phosphor bronze, which offers different mechanical and electrical properties. Brass provides good electrical conductivity and corrosion resistance, while phosphor bronze offers enhanced spring characteristics and durability under repeated mating cycles.

Q: What packaging options are available?

A: Preci-Dip parts (351-80-103-00-004101, 890 series) are supplied in bulk packaging. Amphenol ICC 77311-422C03LF is supplied in bag packaging. Packaging selection may affect handling procedures and inventory organization but does not affect electrical or mechanical performance.