Amphenol ICC 51915-073 Backplane Connector - Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 51915-073 is a 12-position receptacle connector featuring female sockets and blade sockets, designed for board edge, through-hole, right-angle mounting applications. This connector is part of the PwrBlade® series and combines 8 signal contacts with 4 power contacts in a 4-row configuration with 0.100" (2.54mm) pitch spacing.

The 51915-073 is classified as obsolete. Identifying equivalent and substitute parts is necessary to ensure continued availability for maintenance, repair, and new production applications where this connector specification is required.

Substiute Parts

51915-073

Amphenol ICC (FCI)In Stock: 99151915-073 Datasheet

Current PartRFQ

51915-073LF

Amphenol ICC (FCI)In Stock: 69751915-073LF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 51915-073 is determined by strict equivalence across the following critical parameters:

• Connector type: Receptacle with female sockets and blade sockets
• Position count: 12 positions with 11 loaded
• Pitch spacing: 0.100" (2.54mm)
• Row configuration: 4 rows
• Mounting method: Board edge, through-hole, right-angle orientation
• Contact layout: 8 signal and 4 power contacts
• Termination method: Solder
• Contact finish specification: Gold or Gold, GXT™
• Housing color: Black
• Temperature rating: -20°C to 105°C
• Flammability rating: UL94 V-0

The substitute part 51915-073LF maintains identical electrical and mechanical specifications to the main part, with the primary distinction being product status and compliance certification.

Parameter Comparison

Engineering Selection Recommendations

The 51915-073LF is the direct substitute for the obsolete 51915-073. Both parts are electrically and mechanically identical across all specified parameters. The 51915-073LF is classified as active product status, ensuring ongoing availability and supply chain continuity.

The 51915-073LF carries RoHS compliance certification, whereas the 51915-073 is RoHS non-compliant. For applications subject to RoHS regulatory requirements, the 51915-073LF is the appropriate selection. The 51915-073LF is also REACH-affected, indicating compliance with European chemical substance regulations.

Both connectors share identical electrical specifications, mechanical dimensions, contact configurations, and environmental ratings. Selection between these parts should be based on product availability, compliance requirements, and packaging format needs.

Frequently Asked Questions (FAQ)

Q: Can the 51915-073LF be used as a direct replacement for the 51915-073?

A: Yes. The 51915-073LF maintains identical electrical and mechanical specifications, including connector type, position count, pitch, mounting configuration, contact layout, and operating temperature range. Both parts are functionally equivalent for board-level applications.

Q: What is the primary difference between these two parts?

A: The 51915-073 is obsolete, while the 51915-073LF is active product. The 51915-073LF is RoHS compliant and REACH-affected, whereas the 51915-073 is RoHS non-compliant. Packaging differs: 51915-073LF is supplied in trays.

Q: Are there any compatibility concerns when substituting the 51915-073 with the 51915-073LF?

A: No compatibility concerns exist. Both parts share identical contact finish specifications (Gold or Gold, GXT™), contact finish thickness (30.0µin), flammability rating (UL94 V-0), and all mechanical mounting parameters.

Q: Which part should be selected for new designs?

A: The 51915-073LF should be selected for new designs. It is active product with RoHS compliance certification and ensures long-term supply availability.

Q: Are the contact configurations identical between these parts?

A: Yes. Both parts feature 12 positions with 11 loaded, organized in 4 rows with 0.100" (2.54mm) pitch, containing 8 signal contacts and 4 power contacts.