RCS3216F8451CS Equivalent & Substitute Parts

Part Overview

The RCS3216F8451CS is an 8.45 kOhms ±1% 0.25W thick film chip resistor manufactured by Samsung Electro-Mechanics in the 1206 (3216 Metric) package. This component features anti-sulfur and moisture-resistant properties, operating across a temperature range of -55°C to 155°C. The part maintains Active product status with 925 units currently in stock. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements.

Substiute Parts

RCS3216F8451CS

Samsung Electro-MechanicsIn Stock: 980RCS3216F8451CS Datasheet

Current PartRFQ

CRCW12068K45FKEA

Vishay DaleIn Stock: 15307CRCW12068K45FKEA Datasheet

SimilarRFQ

ERJ-8ENF8451V

Panasonic Electronic ComponentsIn Stock: 47490ERJ-8ENF8451V Datasheet

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RC1206FR-078K45L

YAGEOIn Stock: 153956RC1206FR-078K45L Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the RCS3216F8451CS is determined by strict equivalence across the following parameters:

Electrical Specifications: Resistance value of 8.45 kOhms, tolerance of ±1%, and power rating of 0.25W must remain constant across all substitute parts.

Package Compatibility: All substitute parts must utilize the 1206 (3216 Metric) surface-mount package to ensure mechanical fit and assembly compatibility.

Environmental Performance: Operating temperature range of -55°C to 155°C and temperature coefficient of ±100ppm/°C establish the thermal performance baseline.

Regulatory Compliance: ROHS3 compliance and Moisture Sensitivity Level 1 (Unlimited) are mandatory for all substitutes.

Composition: Thick film construction is required to maintain electrical and thermal characteristics.

Substitute parts identified in this reference meet all stated parameters. Variations in features (such as automotive AEC-Q200 certification or anti-sulfur properties) represent enhancements or application-specific certifications that do not prevent substitution but may provide additional qualification for specialized applications.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes (Active Product Status):

CRCW12068F8451FKEA (Vishay Dale) and RC1206FR-078K45L (YAGEO) are recommended as primary substitutes. Both maintain Active product status, ensuring continued availability and manufacturing support. CRCW12068K45FKEA includes automotive AEC-Q200 certification, suitable for applications requiring automotive-grade qualification. RC1206FR-078K45L provides the highest inventory availability at 153,905 units.

Secondary Substitute (Legacy Status):

ERJ-8ENF8451V (Panasonic Electronic Components) meets all electrical and mechanical specifications but carries a "Not For New Designs" product status. This part is suitable for replacement or repair of existing assemblies but should not be selected for new product development. Panasonic ERJ-8EN series parts are maintained in inventory (47,451 units) for legacy support applications.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance, REACH Unaffected status, and EAR99 export classification, matching the regulatory profile of the original RCS3216F8451CS component.

Frequently Asked Questions (FAQ)

Q: Can CRCW12068K45FKEA replace RCS3216F8451CS in all applications?

A: Yes. CRCW12068K45FKEA meets all electrical specifications (8.45 kOhms ±1%, 0.25W), operates across the same temperature range (-55°C to 155°C), and uses the identical 1206 package. The automotive AEC-Q200 certification represents an additional qualification that does not prevent substitution in non-automotive applications.

Q: What is the difference between the Samsung RCS3216F8451CS and YAGEO RC1206FR-078K45L?

A: Both parts are electrically and mechanically equivalent with identical resistance, tolerance, power rating, and package specifications. The primary difference is manufacturer and feature set. Samsung RCS includes anti-sulfur properties, while YAGEO RC includes moisture-resistant properties. Both provide MSL 1 (Unlimited) moisture sensitivity rating. YAGEO offers significantly higher inventory availability.

Q: Why is ERJ-8ENF8451V marked "Not For New Designs"?

A: The "Not For New Designs" status indicates that Panasonic has transitioned this product line and recommends alternative parts for new product development. However, the part remains electrically and mechanically equivalent and is suitable for replacement in existing assemblies or legacy production runs.

Q: Are there mechanical compatibility concerns between these substitutes?

A: All substitute parts use the 1206 (3216 Metric) package. Minor dimensional variations exist in seated height (ranging from 0.024" to 0.028"), but these fall within standard PCB assembly tolerances and do not affect mechanical compatibility or assembly processes.

Q: Do all substitutes maintain the same compliance certifications?

A: Yes. All substitute parts are ROHS3 compliant, REACH Unaffected, and classified as EAR99 for export purposes, matching the regulatory profile of the original RCS3216F8451CS component.

Q: Which substitute offers the best long-term availability?

A: RC1206FR-078K45L (YAGEO) maintains the highest inventory level at 153,905 units and Active product status, providing the strongest assurance of continued availability for future procurement requirements.