RC6432F6492CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F6492CS is a 64.9 kOhms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package format. This thick film, moisture-resistant component operates across the temperature range of -55°C to 155°C and maintains ROHS3 compliance with MSL 1 rating. The part is currently in active production status with 794 units available in inventory. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component's functional requirements.

Substiute Parts

RC6432F6492CS

Samsung Electro-MechanicsIn Stock: 885RC6432F6492CS Datasheet

Current PartRFQ

CRCW251264K9FKEG

Vishay DaleIn Stock: 7024CRCW251264K9FKEG Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F6492CS is determined by strict equivalence across the following critical parameters:

Electrical Specifications: Resistance value (64.9 kOhms), tolerance (±1%), and power rating (1W) must be identical. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C ~ 155°C) establish thermal performance boundaries.

Mechanical Compatibility: Package designation (2512 / 6432 Metric) and number of terminations (2) ensure physical and electrical interface compatibility with PCB layouts designed for the original component.

Compliance & Environmental: RoHS3 compliance and MSL 1 rating confirm regulatory alignment and moisture handling equivalence. REACH unaffected status maintains supply chain consistency.

Composition & Construction: Thick film construction type ensures equivalent performance characteristics and reliability profiles.

The CRCW251264K9FKEG from Vishay Dale meets all substitution criteria while adding automotive AEC-Q200 qualification, representing a functionally equivalent alternative with enhanced application scope.

Parameter Comparison

Engineering Selection Recommendations

Both the RC6432F6492CS and CRCW251264K9FKEG are active production components with ROHS3 compliance and MSL 1 ratings. Selection between these parts depends on application requirements:

RC6432F6492CS (Samsung Electro-Mechanics): Select for general industrial applications where moisture-resistant thick film construction and standard compliance certifications are sufficient. Current inventory of 794 units supports immediate procurement.

CRCW251264K9FKEG (Vishay Dale): Select for automotive applications requiring AEC-Q200 qualification. The automotive-grade certification provides additional reliability assurance for vehicle-mounted or harsh-environment deployments. Higher inventory availability (6953 units) supports volume requirements.

Both components are mechanically and electrically interchangeable within PCB designs specified for 2512 package resistors with 64.9 kOhms ±1% 1W ratings. Dimensional variations (width 0.126" vs 0.124", height 0.026" vs 0.028") remain within standard PCB tolerance specifications and do not affect functional compatibility.

Frequently Asked Questions (FAQ)

Q: Can CRCW251264K9FKEG replace RC6432F6492CS in existing designs?

A: Yes. Both components share identical electrical specifications (64.9 kOhms ±1%, 1W, ±100ppm/°C, -55°C ~ 155°C), package format (2512), and compliance status (ROHS3, MSL 1). Dimensional differences (0.002" width, 0.002" height) fall within standard PCB manufacturing tolerances and do not affect circuit performance or board layout compatibility.

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

A: AEC-Q200 is an automotive industry standard qualification that certifies component reliability under automotive operating conditions. This certification is required for components used in vehicle applications but is not necessary for general industrial use. The RC6432F6492CS lacks this certification and should not be substituted into automotive designs requiring AEC-Q200 compliance.

Q: Are there differences in moisture handling between these parts?

A: No. Both components carry MSL 1 (Unlimited) ratings, indicating identical moisture sensitivity levels and equivalent performance in standard storage and handling conditions. No special moisture control procedures are required for either part.

Q: How do the package designations relate to physical compatibility?

A: Both parts use the 2512 (6432 Metric) package designation, which specifies a standardized footprint for PCB assembly. This ensures mechanical and electrical interface compatibility. The minor dimensional variations listed do not affect pad alignment or soldering characteristics.

Q: What compliance certifications apply to both parts?

A: Both RC6432F6492CS and CRCW251264K9FKEG are ROHS3 compliant and REACH unaffected. These certifications confirm compliance with European environmental regulations and hazardous substance restrictions, making both parts suitable for markets with these regulatory requirements.