RC2012J2R7CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012J2R7CS is a 2.7 Ohm ±5% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status and is designed for general-purpose applications requiring moisture-resistant characteristics. The part is ROHS3 compliant with MSL 1 (Unlimited) rating, suitable for standard industrial and consumer electronics applications.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, physical dimensions). Alternative sources provide equivalent functionality while maintaining the same 0805 package footprint and electrical performance parameters.

Substiute Parts

RC2012J2R7CS

Samsung Electro-MechanicsIn Stock: 744RC2012J2R7CS Datasheet

Current PartRFQ

RMCF0805JT2R70

Stackpole Electronics IncIn Stock: 3591RMCF0805JT2R70 Datasheet

DirectRFQ

ERJ-6BQF2R7V

Panasonic Electronic ComponentsIn Stock: 23370ERJ-6BQF2R7V Datasheet

UpgradeRFQ

ERJ-6RQF2R7V

Panasonic Electronic ComponentsIn Stock: 13791ERJ-6RQF2R7V Datasheet

UpgradeRFQ

ERJ-6RQJ2R7V

Panasonic Electronic ComponentsIn Stock: 10970ERJ-6RQJ2R7V Datasheet

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RC0805JR-072R7L

YAGEOIn Stock: 43688RC0805JR-072R7L Datasheet

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RMCF0805FT2R70

Stackpole Electronics IncIn Stock: 86939RMCF0805FT2R70 Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC2012J2R7CS are classified into two categories based on electrical parameter alignment:

Direct Equivalent (Same Electrical Specifications): Parts maintaining identical resistance (2.7 Ohms), tolerance (±5%), and power rating (0.125W, 1/8W) with the same 0805 package. These parts are functionally interchangeable in applications where the original specifications are required. Direct equivalents include RMCF0805JT2R70 and RC0805JR-072R7L.

Upgraded Specifications (Enhanced Performance Parameters): Parts with improved tolerance (±1% instead of ±5%) or enhanced power rating (0.333W instead of 0.125W) while maintaining the same 2.7 Ohm resistance and 0805 package. These parts exceed the original specifications and are suitable for applications requiring tighter tolerance or higher power dissipation capability. Upgraded parts include ERJ-6BQF2R7V, ERJ-6RQF2R7V, ERJ-6RQJ2R7V, and RMCF0805FT2R70.

Key Parameters Determining Substitution: Resistance value (2.7 Ohms), tolerance grade, power rating, package type (0805), operating temperature range (-55°C ~ 155°C), and compliance certifications (ROHS3, MSL 1).

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): RMCF0805JT2R70 (Stackpole Electronics Inc) and RC0805JR-072R7L (YAGEO) are direct equivalents maintaining ±5% tolerance and 0.125W power rating. Both parts are ROHS3 compliant with MSL 1 rating. RMCF0805JT2R70 includes Automotive AEC-Q200 qualification, suitable for automotive-grade applications. RC0805JR-072R7L offers the lowest seated height (0.024") among equivalent parts.

For Improved Tolerance Applications: RMCF0805FT2R70 (Stackpole Electronics Inc) and ERJ-6RQF2R7V (Panasonic Electronic Components) provide ±1% tolerance with 0.125W power rating. Both maintain the same 0805 package and operating temperature range. RMCF0805FT2R70 features Automotive AEC-Q200 qualification. ERJ-6RQF2R7V includes current sense capability.

For Enhanced Power Dissipation: ERJ-6BQF2R7V (Panasonic Electronic Components) offers 0.333W power rating with ±1% tolerance, suitable for applications requiring higher power handling. This part includes Automotive AEC-Q200 qualification and current sense features.

For Automotive Applications: All Stackpole RMCF series parts (RMCF0805JT2R70, RMCF0805FT2R70) and Panasonic ERJ-6 series parts (ERJ-6BQF2R7V, ERJ-6RQF2R7V, ERJ-6RQJ2R7V) carry Automotive AEC-Q200 qualification, suitable for automotive-grade circuit designs.

All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can RMCF0805JT2R70 be used as a direct replacement for RC2012J2R7CS? A: Yes. RMCF0805JT2R70 maintains identical electrical specifications (2.7 Ohms, ±5%, 0.125W) and package type (0805). Both parts operate across -55°C ~ 155°C temperature range and are ROHS3 compliant with MSL 1 rating. The primary difference is that RMCF0805JT2R70 includes Automotive AEC-Q200 qualification.

Q: What is the difference between ±5% and ±1% tolerance parts? A: Tolerance specifies the acceptable deviation from the nominal resistance value. ±5% tolerance allows resistance values between 2.565 Ohms and 2.835 Ohms. ±1% tolerance restricts values between 2.673 Ohms and 2.727 Ohms. Applications requiring tighter resistance control should use ±1% tolerance parts such as RMCF0805FT2R70 or ERJ-6RQF2R7V.

Q: Can ERJ-6BQF2R7V replace RC2012J2R7CS in all applications? A: ERJ-6BQF2R7V is electrically compatible but offers enhanced specifications: ±1% tolerance (versus ±5%) and 0.333W power rating (versus 0.125W). The seated height is 0.028" compared to 0.026" for the original part. Verify PCB layout clearance before substitution. The upgraded specifications make this part suitable for applications requiring higher precision or power dissipation.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original RC2012J2R7CS specifications.

Q: What is the significance of Automotive AEC-Q200 qualification? A: Automotive AEC-Q200 qualification indicates the part meets automotive industry reliability and quality standards. Parts with this qualification (RMCF0805JT2R70, RMCF0805FT2R70, ERJ-6BQF2R7V, ERJ-6RQF2R7V, ERJ-6RQJ2R7V) are suitable for automotive circuit applications requiring enhanced reliability documentation.

Q: Does temperature coefficient affect substitution compatibility? A: Temperature coefficient indicates resistance change per degree Celsius. RC2012J2R7CS has ±300ppm/°C while most substitute parts have ±200ppm/°C. Lower temperature coefficient (±200ppm/°C) indicates better stability across temperature variations. For applications with wide temperature operation, parts with ±200ppm/°C are preferred.

Q: Can I use RC0805JR-072R7L if space is limited on the PCB? A: RC0805JR-072R7L has the lowest seated height (0.024") among equivalent parts, compared to 0.026" for RC2012J2R7CS. This 0.002" reduction may provide marginal space savings in height-constrained designs. All substitute parts maintain the same 0805 footprint (0.079" L x 0.049" W).

Q: What is the difference between moisture-resistant and AEC-Q200 qualified parts? A: Moisture-resistant designation (RC2012J2R7CS, RC0805JR-072R7L) indicates protection against moisture ingress. Automotive AEC-Q200 qualification (Stackpole RMCF and Panasonic ERJ-6 series) encompasses broader reliability testing including moisture resistance plus automotive-specific environmental and operational requirements.