TE Connectivity 749111-7 D-Type Plug Connector: Equivalent & Substitute Parts

Part Overview

The TE Connectivity 749111-7 is an 80-position D-Type plug connector with male pins, designed for IDC ribbon cable termination. This connector belongs to the AMPLIMITE .050 III series and features a shielded steel shell with tin-nickel plating and gold-plated contacts. The part is classified as obsolete, which necessitates identification of active equivalent components for ongoing procurement and system maintenance. The 749111-7 operates within a temperature range of -55°C to 105°C and is rated for 1A current at 30V, making it suitable for signal-level applications requiring reliable ribbon cable connectivity.

Substiute Parts

749111-7

TE Connectivity AMP ConnectorsIn Stock: 1199749111-7 Datasheet

Current PartRFQ

5749111-7

TE Connectivity AMP ConnectorsIn Stock: 9465749111-7 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete 749111-7 is based on strict electrical and mechanical parameter equivalence. The substitute part 5749111-7 maintains identical specifications across all critical functional parameters: connector style, type, position count, row configuration, shell geometry, termination method, material composition, electrical ratings, and operating temperature range. Both parts are manufactured by TE Connectivity AMP Connectors within the AMPLIMITE .050 III series.

The substitution is valid because the following parameters are identical between the main part and substitute:

• Connector Style: D-Type
• Connector Type: Plug, Male Pins
• Number of Positions: 80
• Number of Rows: 2
• Shell Size and Connector Layout: 0.050 Pitch x 0.100 Row to Row
• Termination: IDC, Ribbon Cable
• Shell Material and Finish: Steel, Tin-Nickel Plated
• Contact Finish: Gold
• Current Rating: 1A
• Voltage Rating: 30V
• Operating Temperature Range: -55°C to 105°C
• Features: Shielded
• Material Flammability Rating: UL94 V-0
• Contact Material: Phosphor Bronze
• Dielectric Material: Thermoplastic
• Mounting Type: Free Hanging (In-Line)

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity 5749111-7 is the direct equivalent substitute for the obsolete 749111-7. Selection of the 5749111-7 is based on the following engineering criteria:

Product Status: The 749111-7 is classified as obsolete, while the 5749111-7 maintains active product status. Active status ensures ongoing manufacturer support, availability, and quality assurance.

Compliance and Certifications: The 5749111-7 achieves ROHS3 compliance, whereas the 749111-7 is RoHS non-compliant. For applications subject to regulatory requirements or customer specifications mandating RoHS compliance, the 5749111-7 satisfies these requirements without functional or electrical compromise.

Electrical and Mechanical Equivalence: All electrical parameters (current rating, voltage rating, operating temperature range) and mechanical parameters (connector geometry, pin count, shell material, contact finish, termination method) are identical between the two parts. This equivalence ensures direct interchangeability in existing designs and applications.

Packaging: The 5749111-7 is supplied in Tube packaging, which provides standardized handling and storage for production environments.

The 5749111-7 is suitable for direct replacement in all applications currently using the 749111-7, with the additional benefit of improved regulatory compliance and active product support.

Frequently Asked Questions (FAQ)

Q: Can the 5749111-7 be used as a direct replacement for the 749111-7?

A: Yes. The 5749111-7 is electrically and mechanically equivalent to the 749111-7. All functional parameters, including connector type, position count, electrical ratings, operating temperature range, and termination method, are identical. The 5749111-7 is the active equivalent of the obsolete 749111-7.

Q: What is the difference between the 749111-7 and 5749111-7?

A: The primary differences are product status and regulatory compliance. The 749111-7 is obsolete and RoHS non-compliant, while the 5749111-7 is an active product with ROHS3 compliance. Functionally and electrically, both parts are identical.

Q: Why is the 749111-7 listed as obsolete?

A: Obsolescence indicates that the manufacturer has discontinued active production and support for this part number. The 5749111-7 represents the current active equivalent within the AMPLIMITE .050 III series.

Q: Are there any compatibility concerns when substituting the 5749111-7 for the 749111-7?

A: No compatibility concerns exist. Both parts share identical connector geometry, pin configuration, shell size, termination method, and electrical specifications. The 5749111-7 is a direct functional equivalent.

Q: What does the packaging difference mean?

A: The 5749111-7 is supplied in Tube packaging, which is a standard industry packaging format for connectors. This does not affect the connector's electrical or mechanical performance, only its presentation and handling during storage and distribution.

Q: Is the 5749111-7 suitable for applications requiring RoHS compliance?

A: Yes. The 5749111-7 is ROHS3 compliant, making it suitable for applications and markets with RoHS compliance requirements. The 749111-7, being RoHS non-compliant, does not meet these regulatory standards.

Q: Can I use the 5749111-7 in existing designs without modification?

A: Yes. The 5749111-7 maintains complete electrical and mechanical equivalence with the 749111-7. No design modifications are required for substitution.

Q: What is the current availability of the 5749111-7?

A: The 5749111-7 is an active product with current inventory of 846 pieces in stock, ensuring reliable procurement for ongoing production and maintenance requirements.