RCS2012F2550CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F2550CS is a 255 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.125W (1/8W) in 0805 (2012 Metric) surface mount package. This component is classified as Active product status with anti-sulfur and moisture resistant construction. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental compliance ratings to ensure direct circuit board compatibility and functional interchangeability.

Substiute Parts

RCS2012F2550CS

Samsung Electro-MechanicsIn Stock: 986RCS2012F2550CS Datasheet

Current PartRFQ

CRCW0805255RFKEA

Vishay DaleIn Stock: 21860CRCW0805255RFKEA Datasheet

SimilarRFQ

ERJ-6ENF2550V

Panasonic Electronic ComponentsIn Stock: 174719ERJ-6ENF2550V Datasheet

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RC0805FR-07255RL

YAGEOIn Stock: 40672RC0805FR-07255RL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS2012F2550CS is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 255 Ohms (exact match)
• Tolerance: ±1% (exact match)
• Power rating: 0.125W / 1/8W (exact match)
• Temperature coefficient: ±100ppm/°C (exact match)
• Operating temperature range: -55°C to +155°C (exact match)

Mechanical Equivalence Requirements:

• Package designation: 0805 (2012 Metric) (exact match)
• Number of terminations: 2 (exact match)
• Composition: Thick Film (exact match)

Compliance Equivalence Requirements:

• RoHS3 Compliant status (exact match)
• Moisture Sensitivity Level: MSL 1 (exact match)
• REACH Unaffected status (exact match)

All three substitute parts listed below meet these criteria without exception. Substitution is based solely on parameter matching; no performance assumptions or testing recommendations are included.

Parameter Comparison

Engineering Selection Recommendations

All three substitute parts are functionally equivalent to the RCS2012F2550CS based on electrical and mechanical parameter matching. Selection among these alternatives is determined by application-specific requirements and availability:

CRCW0805255RFKEA (Vishay Dale): This substitute incorporates Automotive AEC-Q200 qualification, providing enhanced reliability for automotive and mission-critical applications. Height-seated maximum is 0.020" (0.50mm), the lowest among all options, which may be advantageous for space-constrained PCB layouts.

ERJ-6ENF2550V (Panasonic Electronic Components): This substitute also carries Automotive AEC-Q200 qualification and offers the highest inventory availability (174,609 pcs). Height-seated maximum is 0.028" (0.70mm). The ERJ-6EN series provides consistent supply chain access.

RC0805FR-07255RL (YAGEO): This substitute features moisture-resistant construction matching the original RCS2012F2550CS design philosophy. Height-seated maximum is 0.024" (0.60mm). The RC_L series provides mid-range availability (40,637 pcs) with standard industrial compliance.

All parts maintain identical electrical performance, temperature stability, and environmental compliance ratings. Selection should be based on supply chain requirements, height constraints, and automotive qualification needs where applicable.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805255RFKEA replace RCS2012F2550CS in any circuit application?

A: Yes. Both parts are electrically and mechanically equivalent with identical resistance value (255 Ohms), tolerance (±1%), power rating (0.125W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to +155°C). Both are packaged in 0805 (2012 Metric) format with 2 terminations and meet ROHS3 compliance and MSL 1 ratings.

Q: What is the difference between the substitute parts?

A: The three substitutes differ in manufacturer origin and specific feature sets. CRCW0805255RFKEA and ERJ-6ENF2550V include Automotive AEC-Q200 qualification; RC0805FR-07255RL emphasizes moisture-resistant construction. Physical height varies slightly: CRCW0805255RFKEA (0.020" max), RC0805FR-07255RL (0.024" max), and ERJ-6ENF2550V (0.028" max). All other electrical and mechanical parameters are identical.

Q: Are there any compatibility issues when substituting these parts on a PCB?

A: No compatibility issues exist. All parts use identical 0805 (2012 Metric) package dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm), 2-pin termination configuration, and Tape & Reel (TR) packaging. PCB footprints, solder pad layouts, and assembly processes remain unchanged.

Q: Which substitute should be selected for automotive applications?

A: CRCW0805255RFKEA (Vishay Dale) or ERJ-6ENF2550V (Panasonic) are appropriate for automotive applications, as both carry Automotive AEC-Q200 qualification. RC0805FR-07255RL does not include this certification and is suitable for industrial and consumer applications.

Q: Do all substitutes have the same moisture sensitivity level?

A: Yes. All four parts, including the original RCS2012F2550CS and all three substitutes, are rated MSL 1 (Unlimited), indicating unlimited shelf life and no moisture bake-out requirements prior to soldering.

Q: Can these parts be used interchangeably in high-temperature applications?

A: Yes. All parts maintain identical operating temperature range of -55°C to +155°C and identical temperature coefficient of ±100ppm/°C, ensuring equivalent performance across the full temperature spectrum.