FX8C-100S-SV5(21) Equivalent & Substitute Parts

Part Overview

The FX8C-100S-SV5(21) is a 100-position rectangular connector receptacle manufactured by Hirose Electric Co Ltd, featuring center strip contacts with surface mount gold plating. This connector is part of the FunctionMax™ FX8C series and is designed for high-density interconnect applications requiring board-guided surface mount assembly.

The FX8C-100S-SV5(21) carries an obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this connector.

Substiute Parts

FX8C-100S-SV5(21)

Hirose Electric Co LtdIn Stock: 865FX8C-100S-SV5(21) Datasheet

Current PartRFQ

FX8C-100S-SV5(91)

Hirose Electric Co LtdIn Stock: 3281FX8C-100S-SV5(91) Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the FX8C-100S-SV5(21) is determined by strict equivalence across the following critical parameters:

• Manufacturer: Hirose Electric Co Ltd
• Series: FunctionMax™ FX8C
• Number of Positions: 100
• Pitch: 0.024" (0.60mm)
• Number of Rows: 2
• Connector Type: Receptacle, Center Strip Contacts
• Mounting Type: Surface Mount
• Contact Finish: Gold
• Height Above Board: 0.352" (8.95mm)
• Mated Stacking Heights: 10mm, 11mm, 12mm, 14mm, 16mm
• Features: Board Guide
• Moisture Sensitivity Level: 1 (Unlimited)

The FX8C-100S-SV5(91) meets all substitution criteria as a direct equivalent within the same manufacturer series, with identical electrical and mechanical specifications.

Parameter Comparison

Engineering Selection Recommendations

The FX8C-100S-SV5(91) is the direct substitute for the obsolete FX8C-100S-SV5(21). Both parts maintain identical electrical and mechanical specifications, ensuring pin-for-pin and footprint compatibility.

The primary distinction between these parts is product status and regulatory compliance. The FX8C-100S-SV5(21) is obsolete and RoHS non-compliant, while the FX8C-100S-SV5(91) is active and ROHS3 compliant. For new designs or systems requiring regulatory compliance with current environmental standards, the FX8C-100S-SV5(91) is the appropriate selection. Both parts maintain identical REACH and ECCN classifications.

Frequently Asked Questions (FAQ)

Q: Are FX8C-100S-SV5(21) and FX8C-100S-SV5(91) electrically interchangeable?

A: Yes. Both connectors feature identical electrical specifications: 100 positions, 0.024" (0.60mm) pitch, 2-row configuration, gold contact finish, and center strip contact design. They are electrically equivalent.

Q: Are these connectors mechanically interchangeable?

A: Yes. Both connectors share identical mechanical specifications: surface mount mounting type, 0.352" (8.95mm) height above board, board guide features, and identical mated stacking heights (10mm, 11mm, 12mm, 14mm, 16mm). PCB footprints and assembly requirements are identical.

Q: What is the difference between the packaging designations (21) and (91)?

A: The primary difference is packaging format. FX8C-100S-SV5(21) uses standard packaging, while FX8C-100S-SV5(91) is supplied in tube packaging. Both contain identical connector components.

Q: Why is FX8C-100S-SV5(21) marked as obsolete?

A: The FX8C-100S-SV5(21) has been discontinued by the manufacturer. The FX8C-100S-SV5(91) remains in active production and is the current equivalent offering.

Q: Does the RoHS compliance difference affect compatibility?

A: From a functional and mechanical standpoint, no. Both connectors perform identically in circuit applications. The RoHS3 compliance of FX8C-100S-SV5(91) indicates adherence to current environmental regulations, making it the preferred choice for new designs and systems subject to regulatory requirements.

Q: Can I use FX8C-100S-SV5(91) as a direct replacement in existing assemblies?

A: Yes. The FX8C-100S-SV5(91) is a direct substitute with identical electrical, mechanical, and dimensional specifications. No design modifications are required.