Amphenol ICC 50576-1104F High Density Backplane Connector - Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 50576-1104F is a 104-position high-density backplane connector featuring female sockets in a through-hole, right-angle configuration. This receptacle connector is designed for PCB applications requiring high-density interconnection in the HPC™ series. The part is currently listed as obsolete, making identification of active equivalent components essential for ongoing production support and design continuity.

Substiute Parts

50576-1104F

Amphenol ICC (FCI)In Stock: 70450576-1104F Datasheet

Current PartRFQ

50576-1104FLF

Amphenol ICC (FCI)In Stock: 123150576-1104FLF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 50576-1104F is determined by strict equivalence across the following critical parameters:

• Connector Type & Style: Must be receptacle with female sockets in high-density configuration (HDC, HDI, HPC)
• Position Count & Layout: Exactly 104 positions in 4×26 configuration
• Pitch & Spacing: 0.100" (2.54mm) pitch maintained
• Mounting & Termination: Through-hole, right-angle orientation with solder termination
• Contact Specifications: Gold finish at 30.0µin thickness
• Material & Compliance: UL94 V-0 flammability rating

The substitute part 50576-1104FLF meets all these criteria while offering active product status and RoHS compliance, making it a direct functional equivalent.

Parameter Comparison

Engineering Selection Recommendations

The 50576-1104FLF is the direct equivalent for the obsolete 50576-1104F. Selection of the substitute part is based on:

• Functional Equivalence: Identical electrical and mechanical specifications across all critical parameters
• Product Status: The substitute maintains active production status, ensuring long-term availability and supply chain continuity
• Regulatory Compliance: RoHS compliance of the substitute part satisfies modern environmental and regulatory requirements while maintaining UL94 V-0 flammability certification
• Inventory Availability: The substitute part demonstrates higher stock levels, supporting immediate procurement needs

No performance degradation or design modification is required when transitioning from the main part to the substitute.

Frequently Asked Questions (FAQ)

Q: Can the 50576-1104FLF be used as a direct replacement for the 50576-1104F?

A: Yes. The 50576-1104FLF is a direct functional equivalent. All electrical and mechanical parameters are identical, including position count, pitch, mounting configuration, contact finish, and material specifications.

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

A: The main difference is product status. The 50576-1104F is obsolete, while the 50576-1104FLF is active. Additionally, the substitute part carries RoHS compliance certification.

Q: Are there any compatibility concerns when substituting the 50576-1104FLF for the 50576-1104F?

A: No compatibility concerns exist. Both parts share identical connector type, position configuration, pitch, mounting style, and termination method. PCB layouts and mating connectors require no modification.

Q: Does the RoHS compliance of the substitute part affect performance?

A: No. RoHS compliance reflects material composition changes that do not alter electrical or mechanical performance. The substitute maintains all original specifications including contact finish thickness, flammability rating, and moisture sensitivity level.

Q: What is the pitch specification for these connectors?

A: Both parts operate at 0.100" (2.54mm) pitch with a 4×26 position layout, providing 104 total positions in a high-density configuration.

Q: Are these connectors suitable for through-hole PCB assembly?

A: Yes. Both parts are specified for through-hole, right-angle mounting with solder termination, compatible with standard PCB assembly processes.