RC2012F100CS Equivalent & Substitute Parts

Part Overview

The RC2012F100CS is a 10 Ohm ±1% 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 moisture resistant characteristics and unlimited moisture sensitivity level (MSL 1). The part is RoHS3 compliant and REACH unaffected, making it suitable for general industrial and commercial applications. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility to ensure direct circuit board replacement capability.

Key Parameters

Parameter	Specification
Resistance Value	10 Ohms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Physical Dimensions	0.079" L x 0.049" W (2.00mm x 1.25mm)
RoHS Status	RoHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RC2012F100CS are classified into two categories based on functional equivalence and application suitability:

Direct Substitutes (Electrically and Mechanically Equivalent): Parts that match all critical parameters including resistance value (10 Ohms), tolerance (±1%), power rating (0.125W), package format (0805), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). These parts are interchangeable in standard circuit applications without design modification.

Similar Parts (Enhanced Features or Variant Packaging): Parts that maintain core electrical specifications but include additional certifications (AEC-Q200 automotive qualification), alternative packaging formats (Cut Tape vs. Tape & Reel), or enhanced power ratings (0.5W). These parts are suitable for applications requiring specific compliance certifications or packaging requirements.

The substitution logic is based strictly on the following allowed parameters:

Resistance value and tolerance matching
Power rating equivalence or higher rating
Package/case format compatibility (0805)
Composition type (thick film)
Temperature coefficient and operating range alignment
RoHS and REACH compliance status
Moisture sensitivity level

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Height Max	Packaging Type	RoHS Status	Features
RC2012F100CS	Samsung Electro-Mechanics	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.026" (0.65mm)	Tape & Reel	RoHS3	Moisture Resistant
CR0805-FX-10R0ELF	Bourns Inc.	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.024" (0.60mm)	Cut Tape & Digi-Reel	RoHS3	Moisture Resistant
ERJ-6ENF10R0V	Panasonic Electronic Components	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.028" (0.70mm)	Cut Tape & Digi-Reel	RoHS3	Automotive AEC-Q200
KTR10EZPF10R0	Rohm Semiconductor	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.026" (0.65mm)	Tape & Reel	RoHS3	Automotive AEC-Q200, High Voltage
RCG080510R0FKEA	Vishay Dale	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.020" (0.50mm)	Cut Tape & Digi-Reel	RoHS3	Standard
RMCF0805FT10R0	Stackpole Electronics Inc	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.026" (0.65mm)	Tape & Reel	RoHS3	Automotive AEC-Q200
CRCW080510R0FKEA	Vishay Dale	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.020" (0.50mm)	Cut Tape & Digi-Reel	RoHS3	Automotive AEC-Q200
CRCW080510R0FKEAC	Vishay Dale	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.024" (0.60mm)	Tape & Reel	RoHS3	Standard
CRCW080510R0FKEAHP	Vishay Dale	10 Ω	±1%	0.5	0805	±100ppm/°C	-55°C to 155°C	0.020" (0.50mm)	Cut Tape & Digi-Reel	RoHS3	Automotive AEC-Q200, Pulse Withstanding
CRCW080510R0FKEB	Vishay Dale	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.020" (0.50mm)	Cut Tape & Digi-Reel	RoHS3	Automotive AEC-Q200
CRCW080510R0FKTA	Vishay Dale	10 Ω	±1%	0.125	0805	±100ppm/°C	-55°C to 155°C	0.020" (0.50mm)	Tape & Reel	RoHS non-compliant	Automotive AEC-Q200

Engineering Selection Recommendations

For Standard Industrial Applications: The CR0805-FX-10R0ELF (Bourns Inc.), RCG080510R0FKEA (Vishay Dale), and CRCW080510R0FKEAC (Vishay Dale) are direct electrical and mechanical equivalents to the RC2012F100CS. All three maintain identical resistance, tolerance, power rating, and operating temperature specifications with RoHS3 compliance. Selection among these options is determined by packaging preference (Cut Tape & Digi-Reel versus Tape & Reel) and inventory availability.

For Automotive Applications: The ERJ-6ENF10R0V (Panasonic Electronic Components), KTR10EZPF10R0 (Rohm Semiconductor), RMCF0805FT10R0 (Stackpole Electronics Inc), and CRCW080510R0FKEA (Vishay Dale) include AEC-Q200 automotive qualification. These parts are suitable for automotive circuit designs requiring compliance certification while maintaining full electrical equivalence to the main part.

For Enhanced Power Dissipation: The CRCW080510R0FKEAHP (Vishay Dale) provides a 0.5W power rating in the same 0805 package format with pulse withstanding capability and AEC-Q200 certification. This part is applicable where higher transient power handling is required without changing package footprint.

Compliance Considerations: All recommended substitute parts maintain RoHS3 compliance and REACH unaffected status, matching the regulatory requirements of the RC2012F100CS. The CRCW080510R0FKTA variant is RoHS non-compliant and REACH affected, limiting its use to applications without RoHS requirements.

Product Status: The CRCW080510R0FKEB is discontinued at DiGi Electronics and should not be selected for new designs requiring long-term availability assurance.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RC2012F100CS with any of the listed equivalent parts without circuit board redesign?

A: Yes. All direct substitute parts listed maintain identical electrical specifications (10 Ohms ±1%, 0.125W) and mechanical dimensions (0805 package, 2.00mm x 1.25mm). Physical board layout compatibility is confirmed through matching package format and pin configuration. Substitution does not require circuit modification.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging?

A: Tape & Reel (TR) packaging supplies components on continuous carrier tape suitable for automated pick-and-place assembly equipment. Cut Tape & Digi-Reel packaging provides components on cut tape segments or alternative reel formats. Both packaging types contain identical components; selection is based on assembly process requirements and equipment compatibility.

Q: Are the AEC-Q200 qualified parts (ERJ-6ENF10R0V, KTR10EZPF10R0, RMCF0805FT10R0, CRCW080510R0FKEA) suitable for non-automotive applications?

A: Yes. AEC-Q200 qualification is an additional certification that exceeds standard industrial requirements. Parts with AEC-Q200 certification are fully compatible with standard industrial circuits and provide enhanced reliability margins. These parts can be used in any application where the RC2012F100CS is specified.

Q: What does the ±100ppm/°C temperature coefficient mean for circuit performance?

A: The temperature coefficient specifies resistance value change per degree Celsius across the operating temperature range. At ±100ppm/°C, the 10 Ohm resistor will change by approximately 0.001 Ohms per degree Celsius. All listed substitute parts share this identical specification, ensuring equivalent thermal performance.

Q: Why is the CRCW080510R0FKEAHP listed as a similar part rather than a direct substitute?

A: The CRCW080510R0FKEAHP has a 0.5W power rating compared to the 0.125W rating of the RC2012F100CS. While electrically equivalent in resistance and tolerance, the higher power rating represents a design variant. This part is suitable for applications requiring greater power dissipation capability in the same package footprint.

Q: Should I avoid the CRCW080510R0FKTA due to its RoHS non-compliant status?

A: The CRCW080510R0FKTA should be avoided for new designs or applications subject to RoHS3 regulatory requirements. If your application or customer requirements mandate RoHS3 compliance, select from the RoHS3 compliant alternatives listed. For legacy systems without RoHS requirements, this part remains functionally equivalent.

Q: What is the significance of the height specifications (ranging from 0.020" to 0.028")?

A: Height specifications indicate the seated component height above the circuit board surface. All listed parts fall within a 0.008" (0.20mm) range, which is negligible for standard PCB assembly and clearance considerations. Height differences do not affect electrical performance or mechanical compatibility in typical applications.

Q: Can I use these substitute parts in high-frequency or RF applications?

A: The provided specifications do not include frequency response or RF performance data. For applications requiring frequency-dependent performance characteristics, consult the detailed datasheets from the respective manufacturers to confirm suitability beyond the basic DC electrical parameters listed.

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