RCS2012F4124CS Equivalent & Substitute Parts

Part Overview

The RCS2012F4124CS is a 4.12 MOhms ±1% 0.125W chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package. This thick film resistor features anti-sulfur and moisture-resistant properties, operating across the temperature range of -55°C to 155°C. The component is classified as Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements.

Substiute Parts

RCS2012F4124CS

Samsung Electro-MechanicsIn Stock: 1245RCS2012F4124CS Datasheet

Current PartRFQ

RC0805FR-074M12L

YAGEOIn Stock: 1843RC0805FR-074M12L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RCS2012F4124CS are qualified based on the following critical parameters:

Electrical Equivalence: Resistance value of 4.12 MOhms with ±1% tolerance ensures functional interchangeability in circuit applications.

Power Rating: 0.125W (1/8W) specification must be maintained to ensure thermal performance and reliability under operating conditions.

Package Compatibility: 0805 (2012 Metric) package designation ensures mechanical fit and solderability on printed circuit boards designed for this footprint.

Environmental Performance: Temperature coefficient of ±100ppm/°C and operating temperature range of -55°C to 155°C define the thermal stability envelope.

Regulatory Compliance: ROHS3 compliance and MSL 1 rating confirm suitability for standard manufacturing and storage environments.

Composition: Thick film construction maintains consistent electrical behavior and environmental resistance characteristics.

Parameter Comparison

Engineering Selection Recommendations

The RC0805FR-074M12L manufactured by YAGEO qualifies as a direct substitute for the RCS2012F4124CS based on electrical and mechanical parameter alignment. Both components share identical resistance value, tolerance, power rating, package designation, temperature coefficient, and operating temperature range. Both components maintain ROHS3 compliance and MSL 1 rating, confirming regulatory equivalence for standard manufacturing environments.

The maximum seated height differential of 0.002" (0.06mm) between the two components falls within typical PCB assembly tolerances and does not impact functional performance or mechanical fit. Both components are classified as Active product status, ensuring continued availability and manufacturing support.

Selection between these components may be based on supply chain availability, inventory levels, or established supplier relationships, as electrical and mechanical performance characteristics are equivalent.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-074M12L be used as a direct replacement for RCS2012F4124CS?

A: Yes. Both components share identical electrical specifications (4.12 MOhms ±1%, 0.125W), package type (0805), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Both are ROHS3 compliant with MSL 1 rating.

Q: Are there differences in physical dimensions between these components?

A: Both components have identical length and width (0.079" x 0.049" / 2.00mm x 1.25mm). The maximum seated height differs by 0.002" (0.06mm), with RC0805FR-074M12L at 0.024" (0.60mm) versus RCS2012F4124CS at 0.026" (0.66mm). This difference is within standard PCB assembly tolerances.

Q: Do both components meet the same environmental and compliance standards?

A: Yes. Both components are ROHS3 compliant, REACH unaffected, and classified as MSL 1 (Unlimited moisture sensitivity level). Both operate across -55°C to 155°C with ±100ppm/°C temperature coefficient.

Q: What determines substitution eligibility for 0805 chip resistors?

A: Substitution eligibility is determined by matching resistance value, tolerance, power rating, package type, temperature coefficient, operating temperature range, and compliance certifications. All these parameters must align between the original and substitute component.

Q: Are there any feature differences between Samsung and YAGEO versions?

A: The RCS2012F4124CS includes anti-sulfur properties in addition to moisture resistance. The RC0805FR-074M12L specifies moisture resistance. Both components are thick film construction with equivalent electrical performance across the specified operating range.