FH63-40S-0.5SH Equivalent & Substitute Parts

Part Overview

The FH63-40S-0.5SH is a 40-position FFC/FPC connector manufactured by Hirose Electric Co Ltd, designed for surface mount, right-angle applications with 0.5mm pitch contacts. This connector features bottom-contact configuration, flip lock and backlock locking mechanisms, and is rated for 50V and 0.5A operation across -55°C to 105°C. The part is currently obsolete, making substitute identification critical for ongoing production and maintenance applications requiring compatible FFC/FPC connector solutions.

Substiute Parts

FH63-40S-0.5SH

Hirose Electric Co LtdIn Stock: 1229FH63-40S-0.5SH Datasheet

Current PartRFQ

FH63S-40S-0.5SH

Hirose Electric Co LtdIn Stock: 17584FH63S-40S-0.5SH Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the FH63-40S-0.5SH is determined by strict equivalence across the following critical parameters:

• Connector Type & Position Count: Must be FFC/FPC with 40 positions
• Pitch & Contact Spacing: Must maintain 0.020" (0.50mm) pitch
• Mounting Configuration: Must support surface mount, right-angle orientation with bottom contacts
• Electrical Ratings: Must meet or exceed 50V voltage and 0.5A current requirements
• Mechanical Compatibility: Must feature flip lock and backlock locking mechanisms with notched cable end type
• Material Specifications: Must use copper alloy contacts with gold finish and LCP halogen-free housing
• Termination Method: Must use solder termination

The FH63S-40S-0.5SH qualifies as a direct substitute based on full alignment with these parameters while offering improved product status and expanded operating temperature range.

Parameter Comparison

Engineering Selection Recommendations

The FH63S-40S-0.5SH is a qualified direct substitute for the obsolete FH63-40S-0.5SH. Selection is based on the following engineering factors:

Electrical & Mechanical Equivalence: All critical electrical parameters (voltage, current, contact configuration) and mechanical specifications (pitch, position count, mounting orientation, locking mechanisms) are identical between the main part and substitute.

Product Status: The FH63S-40S-0.5SH maintains active manufacturing status with significantly higher inventory availability (17,527 pcs vs. 1,141 pcs), ensuring supply chain continuity for new designs and production runs.

Compliance & Certification: Both parts meet UL94 V-0 flammability requirements and halogen-free material specifications. The substitute achieves ROHS3 compliance, meeting current regulatory standards.

Operating Temperature Enhancement: The substitute extends the upper operating temperature limit from 105°C to 125°C, providing additional thermal margin for applications operating near the original specification limit.

Packaging Consideration: The main part is supplied in Cut Tape (CT) packaging, while the substitute is supplied in Tape & Reel (TR) format. This difference affects procurement volume requirements and handling procedures but does not impact electrical or mechanical compatibility.

Minor Dimensional Variation: FFC/FCB thickness differs by 0.03mm (0.33mm vs. 0.30mm), which remains within acceptable tolerance for FFC/FPC connector applications and does not affect mating or performance characteristics.

Frequently Asked Questions (FAQ)

Q: Can FH63S-40S-0.5SH be used as a direct replacement for FH63-40S-0.5SH in existing designs?

A: Yes. The substitute maintains identical electrical ratings (50V, 0.5A), mechanical configuration (40 positions, 0.5mm pitch, right-angle surface mount), contact specifications (copper alloy with gold finish), and locking mechanisms (flip lock, backlock). All critical parameters for connector compatibility are equivalent.

Q: What is the difference in FFC/FCB thickness between the two parts?

A: The main part specifies 0.33mm thickness while the substitute specifies 0.30mm. This 0.03mm variation is within standard tolerance for FFC/FPC connector applications and does not affect mating performance or electrical characteristics.

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

A: No. The substitute's expanded range (-55°C to 125°C vs. -55°C to 105°C) represents an enhancement that maintains full compatibility with applications designed for the original specification. Applications operating within the original temperature range experience no change in performance.

Q: Are there packaging differences between the main part and substitute?

A: Yes. The main part is supplied in Cut Tape (CT) packaging, while the substitute is supplied in Tape & Reel (TR) format. This affects procurement quantities and handling but does not impact connector functionality or compatibility.

Q: What is the significance of the ROHS3 compliance on the substitute?

A: ROHS3 represents the current regulatory standard for restricted hazardous substances. The substitute's ROHS3 compliance ensures alignment with current environmental and regulatory requirements, while the main part's RoHS compliance reflects an earlier standard version. Both meet halogen-free material specifications.

Q: Are the housing and actuator colors interchangeable?

A: Housing and actuator colors differ between the parts (main: black housing/gray actuator; substitute: gray housing/black actuator) but do not affect electrical or mechanical function. Color differences are cosmetic and do not impact connector performance or compatibility.

Q: What inventory considerations should be evaluated?

A: The substitute offers significantly higher inventory availability (17,527 pcs vs. 1,141 pcs), supporting both immediate procurement needs and long-term supply chain planning. The main part's obsolete status and limited inventory make the substitute the preferred choice for ongoing production requirements.