L77DAF15SF179A D-Sub Receptacle Connector Equivalent & Substitute Parts

Part Overview

The L77DAF15SF179A is a 15-position D-Sub receptacle connector manufactured by Amphenol ICC (Commercial Products). This panel-mount, through-hole connector features female sockets with wire wrap termination and is designed for signal applications requiring reliable interconnection in industrial and commercial environments. The connector maintains active product status with 694 units in current inventory.

Equivalent and substitute parts are identified to provide design flexibility, accommodate supply chain variations, and support component standardization across manufacturing operations. Substitution is based strictly on electrical performance, mechanical compatibility, and compliance certifications.

Substiute Parts

L77DAF15SF179A

Amphenol ICC (Commercial Products)In Stock: 784L77DAF15SF179A Datasheet

Current PartRFQ

DAP15S465TLF

Amphenol ICC (FCI)In Stock: 1515DAP15S465TLF Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the L77DAF15SF179A is determined by strict equivalence in the following critical parameters:

Mechanical Compatibility:

• Connector type (Receptacle, Female Sockets)
• Number of positions (15)
• Number of rows (2)
• Shell size and layout (2 DA, A)
• Mounting type (Panel Mount, Through Hole)
• Termination method (Wire Wrap)
• Flange feature (Housing/Shell Unthreaded)

Electrical Performance:

• Current rating (7.5A minimum per contact)
• Operating temperature range (-55°C to 125°C)
• Contact material and finish (Gold plating)
• Voltage rating (300V minimum)

Compliance & Quality:

• Material flammability rating (UL94 V-0)
• RoHS compliance status
• Moisture sensitivity level (MSL 1)

The substitute part DAP15S465TLF meets all mechanical and electrical compatibility criteria while maintaining equivalent functional performance and compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection: L77DAF15SF179A

The L77DAF15SF179A remains the primary component choice when specified in original designs. It maintains active product status with established supply availability (694 units in stock) and full RoHS compliance certification.

Substitute Selection: DAP15S465TLF

The DAP15S465TLF is a direct functional equivalent suitable for applications where the L77DAF15SF179A is unavailable or supply constraints exist. This substitute provides:

• Identical mechanical interface and mounting compatibility
• Equivalent electrical performance at specified current and temperature ratings
• Enhanced voltage rating (1000V versus 300V), providing additional design margin
• Advanced contact finish technology (GXT™ gold plating) with increased thickness (30.0µin versus 8.00µin)
• ROHS3 compliance, meeting current regulatory requirements
• Higher inventory availability (1432 units in stock)

Both components are manufactured by Amphenol ICC and share the same connector family standards. Selection between these parts is determined by application requirements, supply availability, and design specifications.

Frequently Asked Questions (FAQ)

Q: Can DAP15S465TLF be used as a direct replacement for L77DAF15SF179A in existing designs?

A: Yes. Both connectors share identical mechanical dimensions, pin configurations, mounting interfaces, and electrical performance specifications for the 15-position, 2-row D-Sub receptacle format. Wire wrap termination compatibility is maintained. No PCB or assembly modifications are required.

Q: What are the key differences between these two parts?

A: The primary differences are voltage rating (DAP15S465TLF rated 1000V versus L77DAF15SF179A rated 300V), contact finish thickness (DAP15S465TLF 30.0µin versus L77DAF15SF179A 8.00µin), and contact finish technology (DAP15S465TLF includes GXT™ enhancement). Both maintain equivalent current ratings, temperature ranges, and flammability certifications.

Q: Are there any compatibility issues with existing mating connectors?

A: No. Both receptacle connectors use identical shell size (2 DA, A) and pin layouts. They are mechanically and electrically compatible with standard D-Sub 15-position plug connectors designed for this shell size.

Q: Which part should be selected for new designs?

A: Selection is based on application voltage requirements. For applications requiring 300V rating, either part is acceptable. For applications requiring higher voltage margin or enhanced contact durability, DAP15S465TLF is preferred due to its 1000V rating and thicker gold plating.

Q: Are both parts RoHS compliant?

A: Yes. L77DAF15SF179A is RoHS Compliant. DAP15S465TLF is ROHS3 Compliant, representing the current regulatory standard. Both meet environmental compliance requirements for commercial and industrial applications.

Q: What is the moisture sensitivity level for these connectors?

A: Both connectors are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions. These components do not require special moisture control during storage, handling, or assembly.

Q: Can these connectors be intermated with each other?

A: These are receptacle connectors (female sockets). They are not designed to mate with each other. Both require standard D-Sub 15-position plug connectors (male pins) for mating.