TE Connectivity 4-644313-3 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 4-644313-3 is a 13-position rectangular receptacle connector from the MTA-100 series, designed for IDC (Insulation Displacement Contact) termination with 26 AWG wire. This connector features tin-plated female socket contacts, a 0.100" pitch, and is rated for discrete or ribbon cable applications with a locking ramp fastening mechanism.

The 4-644313-3 is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or maintenance requirements for systems utilizing this connector type.

Substiute Parts

4-644313-3

TE Connectivity AMP ConnectorsIn Stock: 10894-644313-3 Datasheet

Current PartRFQ

4-644577-3

TE Connectivity AMP ConnectorsIn Stock: 11314-644577-3 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 4-644313-3 is determined by strict equivalence across the following critical parameters:

• Connector Type & Contact Configuration: Receptacle with female socket contacts
• Position Count & Pitch: 13 positions at 0.100" (2.54mm) spacing
• Termination Method: IDC technology for 26 AWG wire
• Mounting & Fastening: Free hanging in-line or right angle orientation with locking ramp fastening
• Contact Material & Finish: Tin plating at 80.0µin thickness
• Series Designation: MTA-100 family compatibility

The substitute part 4-644577-3 maintains full electrical and mechanical compatibility across all these parameters, with the primary distinction being packaging format and product status classification.

Parameter Comparison

Engineering Selection Recommendations

The 4-644577-3 serves as a direct functional equivalent to the 4-644313-3 for all electrical and mechanical applications. Selection between these parts should be based on the following criteria:

Product Status Consideration: The 4-644313-3 is classified as obsolete, while the 4-644577-3 maintains active product status. For new designs or long-term production requirements, the 4-644577-3 is the appropriate selection to ensure sustained component availability and manufacturer support.

Compliance & Certification: Both parts meet RoHS requirements, with the 4-644577-3 certified to ROHS3 standard, representing the current regulatory compliance level. Both parts carry EAR99 export classification and identical HTSUS coding, confirming regulatory equivalence.

Packaging & Inventory: The 4-644577-3 is supplied in bulk packaging format, which may align with production workflows requiring higher-volume component handling. Both parts maintain adequate inventory levels for procurement.

Feature Distinction: The 4-644313-3 features a closed-end design, while the 4-644577-3 features a feed-through design. This distinction does not affect electrical or mechanical compatibility but may influence application-specific requirements related to connector orientation and cable routing.

Frequently Asked Questions (FAQ)

Q: Are the 4-644313-3 and 4-644577-3 electrically interchangeable?

A: Yes. Both connectors are 13-position receptacles with identical pitch (0.100"), contact type (female socket), termination method (IDC 26 AWG), and tin plating specifications. They are electrically equivalent for all circuit applications.

Q: What is the difference between closed-end and feed-through connector designs?

A: The 4-644313-3 features a closed-end design, while the 4-644577-3 features a feed-through design. This refers to the internal contact configuration and does not affect electrical performance or mechanical compatibility with mating connectors. Selection depends on specific application requirements for connector orientation and cable management.

Q: Can I use the 4-644577-3 as a direct replacement for the 4-644313-3 in existing assemblies?

A: Yes. The 4-644577-3 maintains full mechanical and electrical compatibility with the 4-644313-3 across all specified parameters, including mounting type, fastening mechanism, and contact configuration.

Q: Why is the 4-644313-3 classified as obsolete?

A: Obsolete status indicates that the manufacturer has discontinued active production and support for this part number. The 4-644577-3 remains in active production and is the recommended selection for ongoing applications.

Q: Are there any compliance differences between these two parts?

A: Both parts are RoHS compliant. The 4-644577-3 carries ROHS3 certification, representing the current regulatory standard. Both parts share identical ECCN (EAR99) and HTSUS (8536.69.8000) classifications.

Q: What wire gauges are compatible with these connectors?

A: Both connectors are specified for 26 AWG wire termination using IDC technology. They support discrete or ribbon cable applications.

Q: Is the bulk packaging of the 4-644577-3 suitable for my production requirements?

A: Bulk packaging is standard for high-volume production environments. If alternative packaging formats are required, contact the manufacturer or authorized distributor for packaging options.