RCS3216F78R7CS Equivalent & Substitute Parts

Part Overview

The RCS3216F78R7CS is a 78.7 Ohm ±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 1072 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

RCS3216F78R7CS

Samsung Electro-MechanicsIn Stock: 1126RCS3216F78R7CS Datasheet

Current PartRFQ

CRCW120678R7FKEA

Vishay DaleIn Stock: 14522CRCW120678R7FKEA Datasheet

SimilarRFQ

ERJ-8ENF78R7V

Panasonic Electronic ComponentsIn Stock: 57152ERJ-8ENF78R7V Datasheet

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RC1206FR-0778R7L

YAGEOIn Stock: 6236RC1206FR-0778R7L Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS3216F78R7CS is determined by strict alignment of the following parameters:

Critical Matching Parameters:

• Resistance value: 78.7 Ohms
• Tolerance: ±1%
• Power rating: 0.25W (1/4W)
• Package: 1206 (3216 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to 155°C
• Terminations: 2
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)

All identified substitute parts meet these electrical and mechanical requirements. Variations in physical dimensions (length, width, height) within the 1206 package specification and differences in feature sets (automotive qualification, anti-sulfur coating) do not preclude substitution when core electrical parameters remain identical.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (Active Status): The RCS3216F78R7CS, CRCW120678R7FKEA, and RC1206FR-0778R7L all maintain Active product status, indicating ongoing manufacturer support and availability. These three components are suitable for new design implementations.

Secondary Selection (Legacy Status): The ERJ-8ENF78R7V carries a "Not For New Designs" product status. While electrically and mechanically equivalent, this component should be reserved for legacy system maintenance or replacement applications only. New designs should prioritize Active-status alternatives.

Compliance Considerations: All four substitute parts are ROHS3 Compliant and carry MSL 1 (Unlimited) ratings, ensuring compatibility with standard manufacturing and storage environments. The CRCW120678R7FKEA and ERJ-8ENF78R7V include automotive AEC-Q200 qualification, providing additional reliability assurance for automotive applications.

Packaging Format: The RCS3216F78R7CS is supplied in standard packaging format. CRCW120678R7FKEA, ERJ-8ENF78R7V, and RC1206FR-0778R7L are all available in Tape & Reel (TR) format, suitable for automated assembly processes.

Frequently Asked Questions (FAQ)

Q: Can CRCW120678R7FKEA directly replace RCS3216F78R7CS in existing designs?

A: Yes. Both components share identical electrical specifications (78.7 Ohms ±1%, 0.25W), operate across the same temperature range (-55°C to 155°C), and are packaged in 1206 (3216 Metric) format. Physical dimensions vary slightly (CRCW height 0.024" vs. RCS height 0.026"), but remain within 1206 package tolerances. Both are ROHS3 Compliant with MSL 1 ratings.

Q: Why is ERJ-8ENF78R7V marked "Not For New Designs"?

A: The ERJ-8ENF78R7V carries a legacy product status designation from Panasonic Electronic Components. While electrically and mechanically equivalent to the RCS3216F78R7CS, this status indicates the manufacturer is not actively promoting the part for new applications. Use this component only for replacement or maintenance of existing systems.

Q: What is the significance of AEC-Q200 qualification on CRCW120678R7FKEA and ERJ-8ENF78R7V?

A: AEC-Q200 is an automotive industry qualification standard. Components bearing this certification have undergone additional reliability testing for automotive applications. If your application requires automotive-grade components, CRCW120678R7FKEA or ERJ-8ENF78R7V are appropriate selections. The RCS3216F78R7CS and RC1206FR-0778R7L do not carry this certification.

Q: Are there differences in anti-sulfur or moisture-resistant properties between these parts?

A: The RCS3216F78R7CS explicitly features anti-sulfur and moisture-resistant properties. The RC1206FR-0778R7L specifies moisture-resistant characteristics. The CRCW120678R7FKEA and ERJ-8ENF78R7V do not list these specific features in their specifications. If anti-sulfur protection is a design requirement, the RCS3216F78R7CS or RC1206FR-0778R7L are the appropriate selections.

Q: Can these parts be used interchangeably in automated assembly?

A: Yes, all substitute parts are available in Tape & Reel (TR) packaging format, compatible with standard pick-and-place assembly equipment. The 1206 (3216 Metric) package dimensions are standardized across all four components, allowing mechanical interchangeability in assembly processes.

Q: What inventory considerations should guide part selection?

A: Current stock levels are: RCS3216F78R7CS (1072 units), CRCW120678R7FKEA (14476 units), ERJ-8ENF78R7V (57121 units), and RC1206FR-0778R7L (6186 units). For applications requiring high-volume procurement, ERJ-8ENF78R7V offers the largest available inventory, though its legacy status should be considered for new designs.