TE Connectivity Erni 104703 Equivalent & Substitute Parts

Part Overview

The TE Connectivity Erni 104703 is a 125-position receptacle connector with 2mm press-fit termination designed for backplane applications. This connector features female sockets and through-hole mounting configuration. The part is classified as obsolete, necessitating identification of active equivalent components to maintain design continuity and ensure ongoing component availability for production and field service applications.

Substiute Parts

104703

TE Connectivity ErniIn Stock: 862104703 Datasheet

Current PartRFQ

5106774-1

TE Connectivity AMP ConnectorsIn Stock: 103755106774-1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TE Connectivity Erni 104703 is determined by strict equivalence across the following electrical and mechanical parameters:

Critical Matching Parameters:

• Number of Positions: 125
• Pitch: 0.079" (2.00mm)
• Connector Type: Receptacle, Female Sockets
• Termination Type: Press-Fit
• Mounting Type: Through Hole
• Connector Usage: Backplane

The substitute part TE Connectivity AMP Connectors 5106774-1 satisfies all critical parameters. This part maintains identical position count, pitch spacing, connector gender, termination method, and mounting configuration. The substitute is classified as active product status with full RoHS compliance and established inventory availability.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity AMP Connectors 5106774-1 is the designated substitute for the obsolete TE Connectivity Erni 104703. Selection of this substitute is based on the following engineering criteria:

Product Status: The 5106774-1 maintains active product status with continuous manufacturing support and established supply chain availability, eliminating obsolescence risk associated with the 104703.

Electrical and Mechanical Compatibility: The substitute maintains identical electrical and mechanical specifications across all critical parameters: 125-position configuration, 2.00mm pitch, receptacle female socket type, press-fit termination, and through-hole mounting. These parameters ensure direct functional equivalence in backplane connector applications.

Regulatory Compliance: The 5106774-1 is RoHS compliant and carries EAR99 ECCN classification, meeting current regulatory requirements for component procurement and deployment.

Performance Specifications: The substitute provides documented electrical ratings (1.5 A current, 500Vrms voltage) and operating temperature range (-55°C to 125°C) suitable for standard backplane applications.

Frequently Asked Questions (FAQ)

Q: Can the 5106774-1 directly replace the 104703 in existing designs?

A: Yes. The 5106774-1 maintains identical position count (125), pitch spacing (2.00mm), connector type (receptacle female sockets), termination method (press-fit), and mounting configuration (through-hole). These parameters determine mechanical and electrical compatibility in backplane applications.

Q: What is the primary reason for substitution?

A: The 104703 is classified as obsolete product. The 5106774-1 is an active equivalent that provides continued component availability and manufacturing support.

Q: Are there packaging differences between the two parts?

A: The 104703 packaging is not specified in available documentation. The 5106774-1 is supplied in tube packaging. Verify packaging requirements for your procurement and assembly processes.

Q: Does the 5106774-1 meet current regulatory standards?

A: Yes. The 5106774-1 is RoHS compliant and classified as EAR99 under ECCN regulations, meeting current regulatory requirements for component procurement.

Q: What are the electrical performance specifications of the substitute?

A: The 5106774-1 is rated for 1.5 A current, 500Vrms voltage, and operates across the temperature range -55°C to 125°C. These specifications are suitable for standard backplane connector applications.

Q: Is the contact finish specification important for compatibility?

A: The 5106774-1 features gold contact finish with 30.0µin (0.76µm) thickness. Contact finish does not affect mechanical substitution compatibility but may influence electrical performance in specific applications. Verify contact finish requirements for your application.

Q: What is the inventory status of the substitute part?

A: The 5106774-1 has 10,350 pieces in new original stock, providing established availability for production and field service requirements.