RCS2012F242CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F242CS is a 2.4 kOhm ±1% 0.125W (1/8W) thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with anti-sulfur and moisture-resistant construction. The part is ROHS3 compliant and carries MSL 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are identified to address supply chain requirements, inventory availability, or specific application needs while maintaining electrical and mechanical compatibility within the 0805 package class.

Substiute Parts

RCS2012F242CS

Samsung Electro-MechanicsIn Stock: 812RCS2012F242CS Datasheet

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AC0805FR-072K4L

YAGEOIn Stock: 16236AC0805FR-072K4L Datasheet

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CRCW08052K40FKEA

Vishay DaleIn Stock: 17942CRCW08052K40FKEA Datasheet

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CRCW08052K40FKEAHP

Vishay DaleIn Stock: 10825CRCW08052K40FKEAHP Datasheet

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ERJ-6ENF2401V

Panasonic Electronic ComponentsIn Stock: 200715ERJ-6ENF2401V Datasheet

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ERJ-P06F2401V

Panasonic Electronic ComponentsIn Stock: 32003ERJ-P06F2401V Datasheet

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RC0805FR-072K4L

YAGEOIn Stock: 5000328RC0805FR-072K4L Datasheet

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RCS08052K40FKEA

Vishay DaleIn Stock: 4773RCS08052K40FKEA Datasheet

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RMCF0805FT2K40

Stackpole Electronics IncIn Stock: 77386RMCF0805FT2K40 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts are grouped into two categories based on power rating compatibility:

Category A: Direct Electrical Equivalents (0.125W / 1/8W) Parts with identical resistance (2.4 kOhms), tolerance (±1%), power rating (0.125W), and package (0805) are direct substitutes. These include RC0805FR-072K4L, AC0805FR-072K4L, CRCW08052K40FKEA, ERJ-6ENF2401V, and RMCF0805FT2K40. All maintain the same thermal and electrical performance envelope.

Category B: Higher Power Rating Variants (0.5W / 1/2W) Parts with identical resistance, tolerance, and package but elevated power rating (0.5W) are functional substitutes for applications where higher pulse withstanding or thermal margin is required. These include CRCW08052K40FKEAHP, ERJ-P06F2401V, and RCS08052K40FKEA. These parts occupy the same 0805 footprint but provide enhanced power handling capability.

Substitution eligibility is determined by:

• Matching resistance value (2.4 kOhms)
• Matching tolerance (±1%)
• Identical package format (0805 / 2012 Metric)
• Compatible temperature coefficient (±100ppm/°C)
• Operating temperature range (-55°C ~ 155°C)
• ROHS3 compliance and MSL 1 rating

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (0.125W Category): RC0805FR-072K4L, AC0805FR-072K4L, CRCW08052K40FKEA, ERJ-6ENF2401V, and RMCF0805FT2K40 provide electrical and mechanical equivalence to RCS2012F242CS. All parts maintain ROHS3 compliance and MSL 1 rating. Selection among these options is determined by supply availability, packaging format preference (Tape & Reel vs. Cut Tape), and manufacturer qualification requirements. AC0805FR-072K4L, RMCF0805FT2K40, and ERJ-6ENF2401V carry Automotive AEC-Q200 qualification, suitable for automotive applications.

For Enhanced Power Handling (0.5W Category): CRCW08052K40FKEAHP, ERJ-P06F2401V, and RCS08052K40FKEA are suitable when circuit design permits higher power dissipation or when pulse withstanding capability is required. These parts maintain identical resistance, tolerance, and package footprint while providing 4× power rating increase. All three carry Automotive AEC-Q200 qualification and ROHS3 compliance.

Compliance Considerations: All substitute parts are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original part specification. No additional environmental or regulatory constraints apply to substitution selection.

Frequently Asked Questions (FAQ)

Q: Can CRCW08052K40FKEAHP (0.5W) be used in place of RCS2012F242CS (0.125W)? A: Yes. The 0.5W part is electrically and mechanically compatible. It occupies the same 0805 footprint and maintains identical resistance, tolerance, and temperature characteristics. The higher power rating provides additional thermal margin and does not create incompatibility with the original circuit design.

Q: Are all substitute parts suitable for automotive applications? A: AC0805FR-072K4L, CRCW08052K40FKEA, CRCW08052K40FKEAHP, ERJ-6ENF2401V, ERJ-P06F2401V, RMCF0805FT2K40, and RCS08052K40FKEA carry Automotive AEC-Q200 qualification. RC0805FR-072K4L does not carry this qualification. Selection depends on application requirements.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Tape & Reel (TR) packaging is supplied on continuous carrier tape suitable for automated pick-and-place assembly. Cut Tape (CT) & Digi-Reel® packaging is pre-cut and typically used for manual assembly or smaller production runs. Both formats contain identical components; packaging selection is determined by assembly process requirements.

Q: Do all parts have the same physical height? A: No. Height varies between 0.50mm and 0.70mm across substitute options. For applications with height constraints (such as stacked components or confined spaces), verify the specific height specification. All parts remain within the 0805 package class and are compatible with standard PCB footprints.

Q: Is the temperature coefficient identical across all substitutes? A: Yes. All parts, including RCS2012F242CS and all substitutes, maintain ±100ppm/°C temperature coefficient and -55°C ~ 155°C operating temperature range.

Q: Can RC0805FR-072K4L be used in automotive applications? A: RC0805FR-072K4L does not carry Automotive AEC-Q200 qualification. For automotive applications, select AC0805FR-072K4L, CRCW08052K40FKEA, CRCW08052K40FKEAHP, ERJ-6ENF2401V, ERJ-P06F2401V, RMCF0805FT2K40, or RCS08052K40FKEA.

Q: Are all parts ROHS3 compliant? A: Yes. All parts listed, including RCS2012F242CS and all substitutes, are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.