TE Connectivity 641126-3 Rectangular Connector Header Equivalent & Substitute Parts

Part Overview

The TE Connectivity 641126-3 is a shrouded vertical connector header for through-hole mounting, designed for board-to-cable/wire applications. This component features a 3-position configuration with 0.100" (2.54mm) pitch spacing and is part of the MTA-100 series. The part is classified as obsolete, necessitating identification of active equivalent components to maintain design continuity and ensure supply chain availability for new production and repair applications.

Substiute Parts

641126-3

TE Connectivity AMP ConnectorsIn Stock: 1231641126-3 Datasheet

Current PartRFQ

3-641126-3

TE Connectivity AMP ConnectorsIn Stock: 69933-641126-3 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete 641126-3 is determined by strict equivalence across the following critical parameters:

Electrical Compatibility Parameters:

• Pitch spacing: 0.100" (2.54mm)
• Number of positions: 3
• Contact type: Male Pin
• Voltage rating: 250VAC
• Operating temperature range: -55°C ~ 105°C

Mechanical Compatibility Parameters:

• Connector type: Header
• Mounting type: Through Hole
• Shrouding configuration: Shrouded - 1 Wall
• Termination method: Solder
• Contact finish: Gold (mating) and Tin (post)

Regulatory Compliance Parameters:

• Material flammability rating: UL94 V-0
• RoHS status: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)

The substitute part 3-641126-3 maintains identical electrical and mechanical specifications while offering active product status and improved supply availability.

Parameter Comparison

Engineering Selection Recommendations

The part 3-641126-3 is the direct functional equivalent of the obsolete 641126-3. Both components are manufactured by TE Connectivity and belong to the MTA-100 series. The substitute part maintains complete electrical and mechanical compatibility across all specified parameters.

Product Status Consideration: The 641126-3 is classified as obsolete, while 3-641126-3 maintains active product status. This distinction is significant for long-term supply chain planning and design continuity.

Regulatory Compliance: Both parts are ROHS3 compliant and carry UL94 V-0 material flammability ratings. The substitute part provides improved REACH compliance documentation (REACH Unaffected versus Vendor Undefined), which may be required for certain regulatory jurisdictions and procurement specifications.

Packaging Difference: The obsolete part is supplied in standard packaging, while the substitute is available in bulk packaging. This packaging distinction does not affect electrical or mechanical performance and is determined by procurement volume requirements.

For applications requiring the MTA-100 series 3-position header connector with 0.100" pitch, through-hole mounting, and solder termination, the 3-641126-3 provides full functional replacement with enhanced supply availability and active manufacturer support.

Frequently Asked Questions (FAQ)

Q: Can 3-641126-3 be used as a direct replacement for 641126-3 in existing designs?

A: Yes. The 3-641126-3 is electrically and mechanically identical to 641126-3 across all specified parameters. Both components share identical pitch spacing (0.100"), position count (3), contact configuration, operating temperature range (-55°C ~ 105°C), voltage rating (250VAC), and physical dimensions. No design modifications are required.

Q: What is the difference between 641126-3 and 3-641126-3?

A: The primary differences are product status and packaging. The 641126-3 is obsolete with standard packaging, while 3-641126-3 is an active product available in bulk packaging. The REACH compliance documentation is also improved in the substitute part. All electrical and mechanical specifications are identical.

Q: Are there any compatibility issues with PCB layouts designed for 641126-3?

A: No. The 3-641126-3 maintains identical through-hole mounting specifications, insulation height (0.305"), and overall contact length (0.535"). PCB footprints and assembly processes require no modification.

Q: Does the bulk packaging of 3-641126-3 affect component performance?

A: No. Packaging format does not influence electrical or mechanical performance. Bulk packaging is a procurement and logistics consideration only. The component specifications, contact finishes, and material properties remain unchanged.

Q: What is the significance of the REACH compliance difference?

A: The 641126-3 lists REACH status as Vendor Undefined, while 3-641126-3 is REACH Unaffected. This indicates improved regulatory documentation and compliance clarity for the substitute part, which may be required for certain procurement specifications or regulatory jurisdictions.

Q: Can 3-641126-3 be used in applications with the same operating temperature range?

A: Yes. Both parts operate across the identical temperature range of -55°C ~ 105°C. No thermal performance differences exist between the two components.

Q: Is the contact finish specification identical between both parts?

A: Yes. Both components feature gold-plated mating contacts (15.0µin thickness) and tin-plated posts (150.0µin thickness). Contact material is copper alloy in both cases.