RC2012F1R5CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F1R5CS is a 1.5 Ohm ±1% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with moisture resistant characteristics and ROHS3 compliance. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and environmental ratings are maintained across alternative manufacturers while preserving functional performance in target applications.

Substiute Parts

RC2012F1R5CS

Samsung Electro-MechanicsIn Stock: 1044RC2012F1R5CS Datasheet

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ERJ-6BQF1R5V

Panasonic Electronic ComponentsIn Stock: 23195ERJ-6BQF1R5V Datasheet

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ERJ-6RQF1R5V

Panasonic Electronic ComponentsIn Stock: 3234ERJ-6RQF1R5V Datasheet

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RC0805FR-071R5L

YAGEOIn Stock: 670878RC0805FR-071R5L Datasheet

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RMCF0805FT1R50

Stackpole Electronics IncIn Stock: 67040RMCF0805FT1R50 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for RC2012F1R5CS are qualified based on the following criteria:

Electrical Equivalence: Resistance value of 1.5 Ohms with ±1% tolerance is maintained across all substitutes.

Mechanical Compatibility: All substitute parts use 0805 (2012 Metric) package with identical footprint dimensions of 0.079" L x 0.049" W (2.00mm x 1.25mm).

Power Rating Consideration: The main part specifies 0.125W (1/8W). Substitutes include both equivalent 0.125W ratings and higher power ratings (0.333W / 1/3W). Higher power ratings provide thermal margin in the same package footprint.

Environmental Specifications: All substitutes maintain -55°C ~ 155°C operating temperature range and MSL 1 (Unlimited) moisture sensitivity level.

Compliance Standards: All substitutes are ROHS3 compliant and REACH unaffected, matching the main part's regulatory status.

Temperature Coefficient: Main part specifies ±300ppm/°C. Substitute parts from Panasonic, YAGEO, and Stackpole specify ±200ppm/°C, representing improved temperature stability.

Parameter Comparison

Engineering Selection Recommendations

Direct Electrical Equivalent (Same Power Rating): ERJ-6RQF1R5V, RC0805FR-071R5L, and RMCF0805FT1R50 provide direct substitution with identical 0.125W power rating and 0805 package. These parts maintain functional equivalence with improved temperature coefficient performance (±200ppm/°C versus ±300ppm/°C).

Higher Power Rating Option: ERJ-6BQF1R5V offers 0.333W (1/3W) power rating in the same 0805 package footprint, providing increased thermal headroom for applications requiring additional power dissipation margin.

Automotive-Qualified Alternatives: ERJ-6RQF1R5V, ERJ-6BQF1R5V, and RMCF0805FT1R50 carry AEC-Q200 automotive qualification, suitable for applications requiring automotive-grade component reliability.

Moisture Resistance Feature: RC0805FR-071R5L and the main part RC2012F1R5CS both specify moisture resistant characteristics, appropriate for applications with moisture exposure concerns.

All substitute parts maintain ROHS3 compliance and unlimited moisture sensitivity level (MSL 1), ensuring regulatory and environmental compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can ERJ-6BQF1R5V (1/3W) replace RC2012F1R5CS (1/8W) in all applications?

A: ERJ-6BQF1R5V provides higher power dissipation capability in the same 0805 package footprint. Electrical parameters (1.5 Ohms ±1%) and mechanical dimensions are identical. Higher power rating does not create incompatibility; it provides additional thermal margin. Verify application power dissipation requirements do not exceed 0.125W if thermal design assumes 1/8W rating.

Q: What is the difference between ERJ-6RQF1R5V and ERJ-6BQF1R5V?

A: Both are Panasonic parts with identical resistance (1.5 Ohms ±1%), tolerance (±1%), package (0805), and temperature range (-55°C ~ 155°C). The primary difference is power rating: ERJ-6RQF1R5V is 0.125W (1/8W) while ERJ-6BQF1R5V is 0.333W (1/3W). Both include AEC-Q200 automotive qualification and current sense features.

Q: Are all substitute parts suitable for automotive applications?

A: ERJ-6RQF1R5V, ERJ-6BQF1R5V, and RMCF0805FT1R50 carry AEC-Q200 automotive qualification. RC0805FR-071R5L and RC2012F1R5CS do not specify automotive qualification. Verify application requirements before selecting automotive-qualified parts.

Q: How do temperature coefficients affect substitution?

A: RC2012F1R5CS specifies ±300ppm/°C while substitute parts specify ±200ppm/°C. Lower temperature coefficient indicates improved resistance stability across temperature variations. This represents a performance improvement, not a limitation. Applications sensitive to resistance drift benefit from lower temperature coefficient substitutes.

Q: Can packaging type (Tape & Reel vs. Cut Tape) affect substitution?

A: RC2012F1R5CS uses Tape & Reel (TR) packaging. RC0805FR-071R5L uses Cut Tape (CT) & Digi-Reel® packaging. Both are standard SMD packaging formats compatible with automated assembly equipment. Verify your assembly process compatibility with the specific packaging format.

Q: Are all parts ROHS3 compliant?

A: All parts listed (main and substitutes) are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic component manufacturing and use.