TE Connectivity AMP Connectors 4-644694-1 Equivalent & Substitute Parts

Part Overview

The TE Connectivity AMP Connectors 4-644694-1 is a rectangular connector header designed for through-hole, right-angle mounting applications. This connector features 11 positions with 0.100" (2.54mm) pitch spacing and is classified as an unshrouded, male pin header suitable for board-to-cable and board-to-board interconnections. The part carries an obsolete product status, necessitating identification of active equivalent alternatives that maintain functional compatibility across the specified electrical and mechanical parameters.

Substiute Parts

4-644694-1

TE Connectivity AMP ConnectorsIn Stock: 7024-644694-1 Datasheet

Current PartRFQ

0022122111

MolexIn Stock: 10130022122111 Datasheet

SimilarRFQ

929500-01-11

3MIn Stock: 961929500-01-11 Datasheet

SimilarRFQ

929500-01-11-RK

3MIn Stock: 1090929500-01-11-RK Datasheet

SimilarRFQ

929550-01-11-EU

3MIn Stock: 1063929550-01-11-EU Datasheet

SimilarRFQ

929550-01-11-I

3MIn Stock: 863929550-01-11-I Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 4-644694-1 is determined by strict alignment with the following core parameters: connector type (header), contact type (male pin), mating pitch (0.100"/2.54mm), position count (11), row configuration (single row), mounting style (through-hole right-angle), shrouding classification (unshrouded), contact geometry (square), and flammability certification (UL94 V-0). All identified substitute parts satisfy these mandatory criteria.

The substitute parts are grouped into two categories based on product status and compliance posture:

Category 1: Active Status with Full Compliance – Parts maintaining active product status with current RoHS compliance certification, suitable for new design implementations and long-term supply chain stability.

Category 2: Last Time Buy or Transitional Status – Parts with last-time-buy designation or non-compliant RoHS status, applicable only where existing inventory or legacy system requirements necessitate their use.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: Molex 0022122111

The Molex 0022122111 connector header is the preferred substitute for new design implementations and production applications. This part maintains active product status with ROHS3 compliance certification, ensuring long-term supply chain availability and regulatory alignment. The connector satisfies all core substitution parameters including 11-position, 0.100" pitch, through-hole right-angle mounting, unshrouded configuration, and UL94 V-0 flammability rating. The gold-plated mating contacts provide enhanced corrosion resistance compared to the tin finish of the original part, supporting improved reliability in demanding environments.

Secondary Recommendation: 3M 929500-01-11-RK

The 3M 929500-01-11-RK connector header is suitable for applications where active product status and current manufacturing support are required. This part carries active designation with tin-plated mating contacts and tin-plated posts, maintaining compatibility with standard soldering processes. The operating temperature range of -40°C to 105°C covers the majority of industrial and commercial applications, though it does not extend to the -55°C lower limit of the original part. This connector is appropriate for replacement in existing systems and new designs where the reduced temperature range is acceptable.

Alternative Option: 3M 929550-01-11-EU

The 3M 929550-01-11-EU connector header provides an alternative with gold-plated mating and post contacts, offering enhanced contact durability and corrosion resistance. This part maintains active product status and REACH compliance. The gold finish specification is suitable for applications requiring superior contact reliability over extended operational lifespans. Selection of this part should be limited to applications where the enhanced contact finish justifies the cost differential.

Not Recommended: 3M 929500-01-11 and 3M 929550-01-11-I

The 3M 929500-01-11 connector carries last-time-buy product status, indicating discontinued manufacturing and limited inventory availability. This designation restricts its use to legacy system support only. The 3M 929550-01-11-I connector is RoHS non-compliant, making it unsuitable for applications subject to RoHS regulatory requirements or for new product designs targeting compliance-driven markets.

Frequently Asked Questions (FAQ)

Q: What are the critical parameters that determine substitution compatibility for the 4-644694-1?

A: Substitution compatibility is determined by alignment across the following parameters: connector type (header), contact type (male pin), mating pitch (0.100"/2.54mm), position count (11), row configuration (single row), mounting style (through-hole right-angle), shrouding (unshrouded), contact shape (square), and flammability rating (UL94 V-0). All identified substitute parts satisfy these mandatory criteria.

Q: Are there mechanical differences between the 4-644694-1 and the substitute parts?

A: Yes. The contact length specifications vary across the substitute parts. The original 4-644694-1 specifies a mating contact length of 0.260" (6.60mm), while the Molex 0022122111 provides 0.369" (9.37mm), and the 3M 929 series parts provide 0.295" (7.49mm). These differences may affect mating depth and connector stack height in applications with tight mechanical constraints. Insulation height also varies: the original part specifies 0.100" (2.54mm), while substitutes range from 0.110" to 0.130" (2.79mm to 3.30mm). Verification of mechanical fit within the target application is required when these dimensional variations are present.

Q: What is the significance of the contact finish differences between the original part and substitutes?

A: The original 4-644694-1 features tin-plated mating contacts with 150.0µin (3.81µm) thickness. The Molex 0022122111 provides gold-plated contacts with 20.0µin (0.51µm) thickness, offering superior corrosion resistance and lower contact resistance. The 3M 929 series parts offer both tin and gold finish options. Gold-plated contacts are preferred for applications requiring extended operational life or exposure to corrosive environments, while tin-plated contacts are suitable for standard industrial applications with standard soldering processes.

Q: Why is the Molex 0022122111 recommended over the 3M alternatives?

A: The Molex 0022122111 maintains active product status with ROHS3 compliance certification, ensuring current manufacturing support and long-term supply chain stability. The part carries REACH unaffected status, confirming regulatory compliance across multiple jurisdictions. The active designation contrasts with the 3M 929500-01-11 (last-time-buy) and 929550-01-11-I (RoHS non-compliant) alternatives, which present supply and compliance risks for new product implementations.

Q: Can the 4-644694-1 be directly replaced with any of these substitutes without design modification?

A: Direct replacement without design modification is not guaranteed due to dimensional variations in contact length and insulation height. The mechanical fit within the mating connector cavity and the overall connector stack height may be affected. Applications with tight mechanical tolerances or specific mating depth requirements require verification of compatibility before implementation. Electrical compatibility is maintained across all substitute parts for standard board-to-cable and board-to-board interconnection applications.

Q: What is the operating temperature range limitation of the substitute parts?

A: The original 4-644694-1 specifies an operating temperature range of -55°C to 105°C. The Molex 0022122111 does not specify an operating temperature range in the provided data. The 3M 929 series parts specify -40°C to 105°C, which does not extend to the -55°C lower limit of the original part. Applications requiring operation below -40°C must retain the original part or identify alternative solutions. For applications within the -40°C to 105°C range, the 3M alternatives are suitable.

Q: Are there packaging or inventory considerations for these substitute parts?

A: All substitute parts are available in bulk packaging. Current inventory levels are: Molex 0022122111 (969 pcs), 3M 929500-01-11 (855 pcs), 3M 929500-01-11-RK (1067 pcs), 3M 929550-01-11-EU (1026 pcs), and 3M 929550-01-11-I (771 pcs). The original 4-644694-1 maintains 659 pcs in stock with obsolete product status. For applications requiring immediate availability and long-term supply assurance, the Molex 0022122111 and 3M 929500-01-11-RK are preferred due to active product status and higher inventory levels.