RC6432F4641CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F4641CS is a 4.64 kOhms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package format. This thick film resistor features moisture resistance and operates across the temperature range of -55°C to 155°C. The component maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without functional degradation.

Substiute Parts

RC6432F4641CS

Samsung Electro-MechanicsIn Stock: 1058RC6432F4641CS Datasheet

Current PartRFQ

CRCW25124K64FKEG

Vishay DaleIn Stock: 3427CRCW25124K64FKEG Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F4641CS is determined by strict alignment of the following critical parameters:

Electrical Parameters (Must Match Exactly):

• Resistance value: 4.64 kOhms
• Tolerance: ±1%
• Power rating: 1W
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to 155°C

Mechanical Parameters (Must Match Exactly):

• Package format: 2512 (6432 Metric)
• Number of terminations: 2

Compliance Parameters (Must Match or Exceed):

• RoHS Status: ROHS3 Compliant minimum
• Moisture Sensitivity Level: MSL 1 or equivalent

Composition:

• Thick film construction required

The CRCW25124K64FKEG from Vishay Dale satisfies all substitution criteria. Both components share identical electrical specifications, mechanical dimensions within tolerance, and equivalent compliance certifications. The Vishay component includes automotive AEC-Q200 qualification, which represents an additional quality assurance level beyond the base requirements.

Parameter Comparison

Engineering Selection Recommendations

Primary Component: RC6432F4641CS

The Samsung Electro-Mechanics RC6432F4641CS remains the specified component with Active product status, ROHS3 compliance, and moisture resistance features. Current inventory of 960 pieces supports immediate procurement.

Approved Substitute: CRCW25124K64FKEG

The Vishay Dale CRCW25124K64FKEG qualifies as a direct electrical and mechanical substitute. This component maintains identical electrical performance across all critical parameters and operates within the same environmental specifications. The addition of AEC-Q200 automotive qualification provides enhanced reliability documentation suitable for applications requiring automotive-grade component traceability. Inventory availability of 3,394 pieces supports high-volume procurement scenarios.

Both components satisfy ROHS3 compliance requirements and REACH unaffected status. Selection between these parts should be based on supply chain availability, lead time requirements, and application-specific quality assurance documentation needs.

Frequently Asked Questions (FAQ)

Q: Can the CRCW25124K64FKEG replace the RC6432F4641CS in existing circuit designs?

A: Yes. Both components share identical resistance value (4.64 kOhms), tolerance (±1%), power rating (1W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). The 2512 package dimensions are compatible within standard PCB layout tolerances. No circuit redesign is required.

Q: What is the significance of the AEC-Q200 qualification on the Vishay component?

A: AEC-Q200 is an automotive industry standard qualification that documents component reliability under automotive environmental and operational stress conditions. This certification does not alter the electrical or mechanical specifications but provides additional quality assurance documentation. Applications not requiring automotive qualification can use either component interchangeably.

Q: Are there dimensional differences between these components?

A: Minor dimensional variations exist within acceptable tolerances. The Samsung component measures 0.248" L x 0.126" W (6.30mm x 3.20mm) with 0.026" maximum seated height. The Vishay component measures 0.248" L x 0.124" W (6.30mm x 3.15mm) with 0.028" maximum seated height. These differences fall within standard PCB design clearance specifications and do not affect interchangeability.

Q: Do both components have the same moisture sensitivity level?

A: Yes. Both the RC6432F4641CS and CRCW25124K64FKEG carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage or handling.

Q: What packaging formats are available for these components?

A: The RC6432F4641CS is supplied in standard packaging. The CRCW25124K64FKEG is available in Tape & Reel (TR) format, which is standard for high-volume automated assembly operations.

Q: Are both components ROHS3 compliant?

A: Yes. Both components meet ROHS3 compliance requirements and carry REACH unaffected status, satisfying current environmental and regulatory standards for electronic component manufacturing and distribution.