TE Connectivity Erni 54392 Equivalent & Substitute Parts

Part Overview

The TE Connectivity Erni 54392 is a 2MM HM B 125-position shielded backplane connector classified as a position connector. This component is currently obsolete, which necessitates identification of functionally equivalent alternatives for ongoing system maintenance and new design implementations. The part maintains ROHS3 compliance and unlimited moisture sensitivity rating, making it suitable for industrial and commercial applications requiring backplane interconnection solutions.

Substiute Parts

54392

TE Connectivity ErniIn Stock: 106054392 Datasheet

Current PartRFQ

5188256-1

TE Connectivity AMP ConnectorsIn Stock: 12645188256-1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TE Connectivity Erni 54392 is determined by alignment of the following critical parameters:

Connector Category: Both the main part and substitute must function as backplane connectors, ensuring compatibility with backplane interconnection architectures.

Pitch Specification: The 2MM (0.079") pitch requirement is maintained across substitute parts to ensure mechanical and electrical compatibility with existing mating interfaces.

Position Count: The 125-position configuration of the original part is preserved in the substitute, with the substitute providing 175 total positions (125 signal + 50 ground), maintaining the core signal position count while adding ground plane connectivity.

Compliance Standards: RoHS compliance and REACH status are critical for regulatory adherence. The substitute part maintains RoHS compliance and operates under equivalent environmental classifications.

Electrical Ratings: Voltage and current ratings must support the intended application requirements. The substitute provides 500Vrms voltage rating and 1.5A current rating, suitable for backplane applications.

Moisture Sensitivity: MSL Level 1 (Unlimited) classification ensures the substitute can be stored and handled without moisture-related degradation concerns.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity AMP Connectors 5188256-1 serves as the manufacturer-recommended substitute for the obsolete TE Connectivity Erni 54392. This substitution is supported by the following engineering factors:

Product Status Alignment: The 5188256-1 maintains active product status, ensuring continued availability, technical support, and supply chain reliability. The obsolete status of the 54392 creates supply constraints that necessitate transition to an active alternative.

Regulatory Compliance: Both parts maintain equivalent compliance certifications. The 5188256-1 is RoHS compliant and carries the same ECCN and HTSUS classifications, ensuring regulatory continuity in applications subject to export control or environmental compliance requirements.

Connector Architecture: The 5188256-1 is classified as a header connector with male pins in the Z-PACK series, providing a through-hole mounting solution with press-fit termination. This architecture supports backplane interconnection applications while offering improved manufacturing reliability through press-fit contact engagement.

Environmental Classification: Both parts maintain MSL Level 1 (Unlimited) moisture sensitivity ratings, indicating compatibility with standard storage and handling procedures without moisture-related performance degradation.

Electrical Performance: The 5188256-1 provides specified electrical ratings (500Vrms, 1.5A) and operating temperature range (-55°C to 125°C) suitable for industrial backplane applications.

Frequently Asked Questions (FAQ)

Q: Why is the TE Connectivity Erni 54392 no longer available?

A: The 54392 has reached obsolete product status, indicating TE Connectivity has discontinued manufacturing and support for this component. Obsolete status typically results from product line consolidation, technology advancement, or market transition to newer connector architectures.

Q: What are the key compatibility factors when substituting the 54392 with the 5188256-1?

A: The primary compatibility factors are pitch specification (2MM), position count (125 signal positions), connector category (backplane), and compliance certifications (RoHS, REACH). The 5188256-1 maintains these parameters while providing enhanced ground plane connectivity through additional ground positions.

Q: Does the 5188256-1 provide a direct pin-for-pin replacement?

A: The 5188256-1 provides 175 total positions (125 signal + 50 ground) compared to the 54392's 125 positions. The core 125 signal positions align with the original part, with additional ground positions integrated into the connector design. Physical mounting and mating interface compatibility must be verified for specific applications.

Q: Are there packaging differences between these parts?

A: The 5188256-1 is supplied in tube packaging, while the 54392 packaging specification was not provided in available documentation. Packaging differences do not affect electrical or mechanical performance but may impact procurement and handling procedures.

Q: What is the through-hole mounting specification for the 5188256-1?

A: The 5188256-1 utilizes through-hole mounting with press-fit termination. Press-fit contacts engage with plated through-holes on the PCB, providing mechanical retention and electrical connection without solder requirements.

Q: Are both parts suitable for the same operating temperature range?

A: The 5188256-1 specifies an operating temperature range of -55°C to 125°C. The 54392 operating temperature specification was not provided in available documentation. Applications requiring specific temperature performance should verify compatibility with the 5188256-1's stated range.

Q: What is the contact finish specification for the 5188256-1?

A: The 5188256-1 features gold contact finish, providing corrosion resistance and reliable electrical contact engagement. Contact finish thickness specification was not provided in available documentation.