TE Connectivity 555077-1 Modular Connector Equivalent & Substitute Parts

Part Overview

The TE Connectivity 555077-1 is a modular jack connector with 6 positions and 6 contacts (6p6c), configured for RJ11, RJ12, RJ14, and RJ25 applications. This surface-mount connector features a 90° right-angle orientation, unshielded design, and solder termination. The part is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing procurement and design continuity.

Substiute Parts

555077-1

TE Connectivity AMP ConnectorsIn Stock: 770555077-1 Datasheet

Current PartRFQ

5555077-1

TE Connectivity AMP ConnectorsIn Stock: 16225555077-1 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TE Connectivity 555077-1 is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Connector Type: Jack
• Number of Positions/Contacts: 6p6c (RJ11, RJ12, RJ14, RJ25)
• Mounting Type: Surface Mount
• Orientation: 90° Angle (Right)
• Termination: Solder
• Shielding: Unshielded
• Ratings: Cat3
• Contact Material: Phosphor Bronze
• Contact Finish: Gold at 50.0µin (1.27µm)
• Housing Material: Polyamide (PA), Nylon
• Operating Temperature Range: -40°C ~ 85°C
• Tab Direction: Down
• Features: Board Lock, Panel Stops, Solder Retention

The substitute part 5555077-1 maintains complete electrical and mechanical compatibility with the original 555077-1 across all specified parameters. The primary distinction is product status and packaging configuration.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity 5555077-1 is the direct substitute for the obsolete 555077-1 modular jack connector. Selection of the 5555077-1 is based on the following engineering criteria:

Product Status: The 555077-1 is classified as obsolete, making the 5555077-1 the active equivalent for new procurement and design applications.

Electrical and Mechanical Equivalence: The 5555077-1 maintains complete parameter parity with the 555077-1 across all connector specifications, including contact configuration, termination method, orientation, and operating temperature range.

Compliance Improvement: The 5555077-1 is RoHS Compliant, whereas the original 555077-1 is RoHS non-compliant. This represents an improvement in regulatory compliance for applications subject to RoHS requirements.

Packaging Availability: The 5555077-1 is supplied in Tray packaging, providing standardized handling and storage for production environments.

Inventory Status: The 5555077-1 maintains active inventory status with 1530 pieces available, ensuring supply continuity for ongoing production requirements.

Frequently Asked Questions (FAQ)

Q: Can the 5555077-1 be used as a direct replacement for the 555077-1 in existing designs?

A: Yes. The 5555077-1 is electrically and mechanically equivalent to the 555077-1 across all specified parameters. No design modifications are required for substitution.

Q: What is the primary reason for substituting the 555077-1?

A: The 555077-1 is classified as obsolete. The 5555077-1 is the active equivalent part that maintains full compatibility while ensuring ongoing supply availability.

Q: Are there differences in RoHS compliance between these parts?

A: Yes. The 555077-1 is RoHS non-compliant, while the 5555077-1 is RoHS Compliant. For applications requiring RoHS compliance, the 5555077-1 is the appropriate selection.

Q: Does packaging differ between the 555077-1 and 5555077-1?

A: The 5555077-1 is supplied in Tray packaging. The original 555077-1 packaging specification is not provided in the technical data.

Q: Are the electrical specifications identical between these connectors?

A: Yes. Both parts are 6p6c modular jack connectors with identical contact material (Phosphor Bronze), contact finish (Gold at 50.0µin), operating temperature range (-40°C ~ 85°C), and Cat3 ratings.

Q: What is the contact configuration for both parts?

A: Both the 555077-1 and 5555077-1 are configured as 6 positions and 6 contacts (6p6c), compatible with RJ11, RJ12, RJ14, and RJ25 applications.

Q: Are there any mechanical differences in mounting or orientation?

A: No. Both parts feature surface-mount installation, 90° right-angle orientation, down tab direction, and identical mechanical features including board lock, panel stops, and solder retention.