RC2012F513CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F513CS is a 51 kOhms ±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. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit applications.

Key Parameters

Parameter	Specification
Resistance Value	51 kOhms
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
Moisture Sensitivity Level	MSL 1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RC2012F513CS are classified into two categories based on substitution compatibility:

Direct Manufacturer Substitutes maintain identical electrical and mechanical specifications with the main part:

Resistance: 51 kOhms ±1%
Power Rating: 0.125W (1/8W)
Package: 0805 (2012 Metric)
Temperature Coefficient: ±100ppm/°C
Operating Temperature: -55°C to 155°C
Composition: Thick Film
MSL Rating: 1 (Unlimited)
RoHS3 Compliance: Yes

Similar Manufacturer Substitutes share core electrical specifications and package format but include additional features or certifications (such as Automotive AEC-Q200 rating or enhanced pulse withstanding capability) or differ in power rating. These parts are functionally compatible for standard applications but may introduce enhanced performance characteristics.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp (°C)	Features	RoHS Status	MSL
RC2012F513CS	Samsung Electro-Mechanics	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Moisture Resistant	ROHS3	1
CR0805-FX-5102ELF	Bourns Inc.	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Moisture Resistant	ROHS3	1
CRG0805F51K	TE Connectivity Passive Product	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	None Listed	ROHS3	1
ERJ-6ENF5102V	Panasonic Electronic Components	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200	ROHS3	1
KTR10EZPF5102	Rohm Semiconductor	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200, High Voltage	ROHS3	1
RC0805FR-0751KL	YAGEO	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Moisture Resistant	ROHS3	1
RMCF0805FT51K0	Stackpole Electronics Inc	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200	ROHS3	1
AC0805FR-0751KL	YAGEO	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200, Moisture Resistant	ROHS3	1
CRCW080551K0FKEA	Vishay Dale	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200	ROHS3	1
CRCW080551K0FKEAHP	Vishay Dale	51 kΩ	±1%	0.5	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200, Pulse Withstanding	ROHS3	1
CRCW080551K0FKTA	Vishay Dale	51 kΩ	±1%	0.125	0805	±100ppm/°C	-55 to 155	Automotive AEC-Q200	RoHS Non-Compliant	1

Engineering Selection Recommendations

Direct Substitution Candidates (Electrically and Mechanically Identical):

CR0805-FX-5102ELF (Bourns Inc.) and RC0805FR-0751KL (YAGEO) are direct functional equivalents with identical electrical parameters, package dimensions, and ROHS3 compliance. Both maintain moisture resistant characteristics matching the RC2012F513CS specification.

CRG0805F51K (TE Connectivity Passive Product) provides direct substitution with matching specifications and ROHS3 compliance, though moisture resistant features are not listed in available documentation.

Enhanced Specification Alternatives (Functionally Compatible with Additional Certifications):

ERJ-6ENF5102V (Panasonic Electronic Components), KTR10EZPF5102 (Rohm Semiconductor), RMCF0805FT51K0 (Stackpole Electronics Inc), AC0805FR-0751KL (YAGEO), and CRCW080551K0FKEA (Vishay Dale) incorporate Automotive AEC-Q200 certification while maintaining identical core electrical specifications. These parts are suitable for applications requiring automotive-grade reliability.

KTR10EZPF5102 includes high voltage capability in addition to AEC-Q200 rating.

AC0805FR-0751KL combines Automotive AEC-Q200 certification with moisture resistant features.

Power Rating Variant (Not Recommended for Direct Substitution):

CRCW080551K0FKEAHP (Vishay Dale) features 0.5W power rating with pulse withstanding capability. This part is not suitable for direct substitution in circuits designed for 0.125W components due to different thermal and electrical characteristics.

Compliance Consideration:

CRCW080551K0FKTA (Vishay Dale) is marked as RoHS non-compliant and REACH affected. This part is not recommended for applications requiring ROHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can CR0805-FX-5102ELF replace RC2012F513CS in all applications?

A: Yes. CR0805-FX-5102ELF maintains identical resistance value (51 kOhms ±1%), power rating (0.125W), package format (0805), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and ROHS3 compliance. Moisture resistant characteristics are equivalent.

Q: What is the difference between direct substitutes and similar substitutes?

A: Direct substitutes match all electrical and mechanical parameters of the RC2012F513CS without additional features. Similar substitutes share core specifications but include enhanced certifications (such as Automotive AEC-Q200) or different power ratings. Similar substitutes are functionally compatible but may introduce different performance characteristics.

Q: Are Automotive AEC-Q200 rated parts suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 certification indicates enhanced reliability and quality standards. Parts meeting this specification are fully compatible with standard industrial and consumer applications and provide equivalent or superior performance.

Q: Why is CRCW080551K0FKEAHP listed as a similar substitute if it has different power rating?

A: CRCW080551K0FKEAHP is included in the reference for informational purposes. The 0.5W power rating makes it unsuitable for direct substitution in circuits designed for 0.125W components. Selection of this part requires circuit redesign considerations.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts maintain MSL 1 rating, ensuring consistent moisture sensitivity characteristics.

Q: Can I use CRCW080551K0FKTA as a substitute?

A: CRCW080551K0FKTA is electrically and mechanically compatible but is marked as RoHS non-compliant and REACH affected. Use this part only in applications where ROHS3 compliance is not required.

Q: What packaging formats are available for these substitutes?

A: The RC2012F513CS is supplied in Tape & Reel (TR) format. RC0805FR-0751KL is available in Cut Tape (CT) & Digi-Reel® format. All other substitutes are supplied in Tape & Reel (TR) format. Packaging format does not affect electrical or mechanical compatibility.

Q: Are there height differences between substitute parts?

A: Yes. Height variations exist: CR0805-FX-5102ELF and RC0805FR-0751KL measure 0.024" (0.60mm), while RC2012F513CS, CRG0805F51K, KTR10EZPF5102, and RMCF0805FT51K0 measure 0.026" (0.65mm). CRCW080551K0FKEA, CRCW080551K0FKEAHP, and CRCW080551K0FKTA measure 0.020" (0.50mm). These variations are within standard PCB assembly tolerances and do not affect functional compatibility.

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