Amphenol ICC 51952-002 Backplane Connector Header - Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 51952-002 is a 26-position blade power connector header designed for through-hole PCB mounting. This component features male pins and blades in a 4-row configuration with 24 signal and 2 power contacts. The part is classified as obsolete, making identification of active equivalent components essential for ongoing production and maintenance applications. Substitute parts must maintain identical electrical and mechanical specifications to ensure direct compatibility in existing designs.

Substiute Parts

51952-002

Amphenol ICC (FCI)In Stock: 112551952-002 Datasheet

Current PartRFQ

51952-002LF

Amphenol ICC (FCI)In Stock: 105451952-002LF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 51952-002 is determined by strict equivalence across the following critical parameters:

• Connector Type & Style: Header with male pins and blades, blade power configuration
• Position Count & Layout: 26 positions total with 24 signal and 2 power contacts
• Physical Configuration: 4-row arrangement with 0.100" (2.54mm) pitch
• Mounting & Termination: Through-hole PCB mounting with press-fit termination
• Contact Properties: Gold or Gold GXT™ finish at 30.0µin thickness
• Environmental Ratings: UL94 V-0 flammability, -20°C to 105°C operating range
• Compliance Status: RoHS compliance and REACH status

The substitute part 51952-002LF maintains identical electrical and mechanical specifications while offering active product status and improved compliance posture.

Parameter Comparison

Engineering Selection Recommendations

The 51952-002LF is the direct functional equivalent of the obsolete 51952-002. Both parts share identical electrical and mechanical specifications across all critical parameters including connector type, position count, pitch, mounting method, contact finish, and environmental ratings.

The primary distinction between these parts is product lifecycle status and regulatory compliance. The 51952-002LF carries active product status from Amphenol ICC, ensuring continued availability and manufacturing support. Additionally, the 51952-002LF meets RoHS compliance requirements and carries REACH Unaffected status, providing enhanced regulatory alignment for applications subject to these standards.

For new designs or production requiring the 51952-002 specification, the 51952-002LF provides direct substitution with improved compliance posture and supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Can the 51952-002LF be used as a direct replacement for the 51952-002?

A: Yes. The 51952-002LF maintains identical specifications across all electrical and mechanical parameters including connector type, position count, pitch, mounting configuration, contact finish, and environmental ratings. Direct substitution is supported.

Q: What is the difference between these two part numbers?

A: The 51952-002 is classified as obsolete, while the 51952-002LF is an active product. The 51952-002LF also provides RoHS compliance and REACH Unaffected status. All functional specifications remain identical.

Q: Are there packaging differences between these parts?

A: The 51952-002LF is supplied in tray packaging. Packaging specification for the 51952-002 was not provided in the technical data.

Q: Do these parts have the same contact finish specifications?

A: Yes. Both parts feature gold or gold GXT™ contact finish at 30.0µin (0.76µm) thickness, ensuring equivalent electrical performance and reliability.

Q: What is the operating temperature range for these connectors?

A: Both parts operate across the range of -20°C to 105°C, with UL94 V-0 flammability rating and MSL 1 (Unlimited) moisture sensitivity classification.

Q: Are these parts suitable for high-reliability applications?

A: Both parts meet UL94 V-0 flammability standards and feature gold contact finish with specified thickness. Suitability for specific high-reliability applications depends on application-specific requirements beyond the provided specifications.