PCA-6L-12-HU-3 Equivalent & Substitute Parts

Part Overview

The PCA-6L-12-HU-3 is a 12-position FFC/FPC connector manufactured by Adam Tech, designed for surface mount, right-angle applications with 0.50mm pitch contacts. This connector features zero insertion force (ZIF) operation, slide lock retention, and solder termination for flat flexible cable assemblies.

The PCA-6L-12-HU-3 is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or repair requirements for systems utilizing this connector.

Substiute Parts

PCA-6L-12-HU-3

Adam TechIn Stock: 1040PCA-6L-12-HU-3 Datasheet

Current PartRFQ

ZF5S-12-02-T-WT-TR

Samtec Inc.In Stock: 736ZF5S-12-02-T-WT-TR Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the PCA-6L-12-HU-3 are identified based on strict electrical and mechanical parameter alignment. The following criteria determine substitution eligibility:

Critical Parameters for Substitution:

• 12-position connector configuration
• 0.50mm (0.020") pitch spacing
• Surface mount, right-angle orientation
• Top-mounted contacts
• Solder termination
• 0.30mm FFC/FCB thickness compatibility
• Slide lock retention mechanism
• Zero insertion force (ZIF) operation
• Straight cable end type

The substitute part ZF5S-12-02-T-WT-TR meets all critical mechanical and electrical interface requirements, ensuring physical and functional compatibility with the original PCA-6L-12-HU-3 connector.

Parameter Comparison

Engineering Selection Recommendations

The ZF5S-12-02-T-WT-TR from Samtec Inc. is the identified substitute for the obsolete PCA-6L-12-HU-3. Selection is based on the following engineering factors:

Compliance & Availability: The ZF5S-12-02-T-WT-TR maintains ROHS3 compliance and active product status, ensuring ongoing availability and regulatory alignment. The original PCA-6L-12-HU-3 is obsolete, making the substitute necessary for continued supply.

Mechanical Compatibility: Both connectors share identical pitch (0.50mm), position count (12), mounting orientation (surface mount, right angle), and contact configuration (top-mounted). The height differential (0.089" vs. 0.083") is within typical PCB layout tolerances for right-angle connectors.

Electrical Performance: The ZF5S-12-02-T-WT-TR provides enhanced current rating (1.8A per contact vs. 0.5A) and extended operating temperature range (-55°C ~ 105°C vs. -25°C ~ 85°C), offering improved performance margins for the same interface specification.

Material Differences: The substitute uses Liquid Crystal Polymer (LCP) housing and actuator materials versus thermoplastic in the original. LCP provides superior dimensional stability and thermal performance while maintaining mechanical interface compatibility.

Frequently Asked Questions (FAQ)

Q: Can the ZF5S-12-02-T-WT-TR directly replace the PCA-6L-12-HU-3 on existing PCBs?

A: Yes. Both connectors share identical pitch (0.50mm), position count (12), mounting type (surface mount, right angle), and contact configuration (top). The height difference of 0.006" (0.15mm) is negligible for standard PCB layouts. Solder pad patterns are compatible.

Q: What is the significance of the height difference between the two connectors?

A: The PCA-6L-12-HU-3 has a height of 0.089" (2.25mm) above the board, while the ZF5S-12-02-T-WT-TR measures 0.083" (2.10mm). This 0.006" (0.15mm) difference is within standard mechanical tolerances and does not affect PCB routing, component clearance, or assembly processes for typical applications.

Q: Are there differences in contact material that affect performance?

A: The original uses copper alloy contacts; the substitute uses phosphor bronze. Both are tin-finished and suitable for solder termination. Phosphor bronze provides enhanced spring characteristics and wear resistance, which may improve contact reliability over extended mating cycles.

Q: What is the packaging difference between these parts?

A: The PCA-6L-12-HU-3 packaging is not specified in available data. The ZF5S-12-02-T-WT-TR is supplied in Tape & Reel (TR) format, standard for high-volume surface mount assembly.

Q: Does the extended operating temperature range of the substitute affect compatibility?

A: No. The ZF5S-12-02-T-WT-TR operates from -55°C to 105°C, compared to -25°C to 85°C for the original. The substitute's wider range is a performance enhancement and does not create compatibility issues for applications within the original temperature specification.

Q: Are both connectors RoHS compliant?

A: Yes. Both the PCA-6L-12-HU-3 and ZF5S-12-02-T-WT-TR are ROHS3 compliant, meeting current regulatory requirements for electronic component manufacturing and assembly.

Q: What is the current rating difference, and does it matter?

A: The original PCA-6L-12-HU-3 is rated for 0.5A, while the ZF5S-12-02-T-WT-TR is rated for 1.8A per contact. For applications operating within the original 0.5A specification, the substitute's higher rating provides additional safety margin and performance headroom.