RCS2012J473CS Equivalent & Substitute Parts

Part Overview

The RCS2012J473CS is a 47 kOhms ±5% 0.125W (1/8W) chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This thick film resistor features anti-sulfur and moisture-resistant properties, with an operating temperature range of -55°C to 155°C. The part is Active status and ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count) while accounting for variations in packaging format, manufacturer certifications, and enhanced features.

Key Parameters

Parameter	Value
Resistance	47 kOhms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Number of Terminations	2
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the RCS2012J473CS is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Resistance value: 47 kOhms (exact match required)
Power rating: 0.125W (1/8W) minimum
Package: 0805 (2012 Metric) form factor
Termination count: 2 terminations
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C minimum

Tolerance Considerations: Parts with ±5% tolerance are direct equivalents. Parts with ±1% tolerance provide improved accuracy and are functionally compatible as substitutes, as tighter tolerance does not restrict application scope.

Packaging Format Variations: The main part is supplied in Tape & Reel (TR) format. Substitute parts in Cut Tape (CT) or Digi-Reel® formats are electrically and mechanically equivalent; packaging format selection depends on assembly process requirements.

Feature Enhancements: Substitute parts may include additional certifications (AEC-Q200 automotive qualification) or enhanced features (anti-sulfur coating, pulse withstanding capability) without compromising substitutability for standard applications.

Compliance Alignment: All substitute parts maintain ROHS3 compliance and MSL 1 rating. Parts with REACH Affected status (CRCW080547K0FKTA) remain functionally equivalent but require compliance verification in regulated applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Packaging Format	Temperature Coefficient	Operating Temperature	RoHS Status	Features
RCS2012J473CS	Samsung Electro-Mechanics	47 kOhms	±5%	0.125W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Anti-Sulfur, Moisture Resistant
RC2012F473CS	Samsung Electro-Mechanics	47 kOhms	±1%	0.125W	0805	Cut Tape (CT)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Moisture Resistant
RC2012J473CS	Samsung Electro-Mechanics	47 kOhms	±5%	0.125W	0805	Cut Tape (CT)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Moisture Resistant
AC0805FR-0747KL	YAGEO	47 kOhms	±1%	0.125W	0805	Cut Tape (CT) & Digi-Reel®	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Automotive AEC-Q200, Moisture Resistant
AC0805JR-0747KL	YAGEO	47 kOhms	±5%	0.125W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Automotive AEC-Q200, Moisture Resistant
CRCW080547K0FKEA	Vishay Dale	47 kOhms	±1%	0.125W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Automotive AEC-Q200
CRCW080547K0FKEAHP	Vishay Dale	47 kOhms	±1%	0.5W	0805	Cut Tape (CT) & Digi-Reel®	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Automotive AEC-Q200, Pulse Withstanding
CRCW080547K0FKTA	Vishay Dale	47 kOhms	±1%	0.125W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	RoHS non-compliant	Automotive AEC-Q200
ERJ-6ENF4702V	Panasonic Electronic Components	47 kOhms	±1%	0.125W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Automotive AEC-Q200
ERJ-S06F4702V	Panasonic Electronic Components	47 kOhms	±1%	0.125W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Anti-Sulfur, Automotive AEC-Q200
ERJ-UP6F4702V	Panasonic Electronic Components	47 kOhms	±1%	0.5W	0805	Tape & Reel (TR)	±100ppm/°C	-55°C ~ 155°C	ROHS3 Compliant	Anti-Sulfur, Automotive AEC-Q200, Pulse Withstanding

Engineering Selection Recommendations

Direct Equivalents (Identical Tolerance ±5%):

RC2012J473CS (Samsung Electro-Mechanics) is a direct equivalent to RCS2012J473CS with identical electrical specifications and tolerance. The primary difference is packaging format (Cut Tape vs. Tape & Reel). Selection between these parts depends on assembly line requirements and inventory management practices.

AC0805JR-0747KL (YAGEO) provides ±5% tolerance matching with Tape & Reel packaging. This part includes AEC-Q200 automotive qualification, making it suitable for applications requiring automotive-grade components without tolerance compromise.

Improved Tolerance Substitutes (±1%):

RC2012F473CS, AC0805FR-0747KL, CRCW080547K0FKEA, ERJ-6ENF4702V, and ERJ-S06F4702V all provide ±1% tolerance, representing improved accuracy over the ±5% specification of the main part. These parts are functionally compatible as substitutes in all applications where the RCS2012J473CS is specified, as tighter tolerance does not restrict circuit performance.

Enhanced Power Rating Options:

CRCW080547K0FKEAHP and ERJ-UP6F4702V both provide 0.5W (1/2W) power rating in 0805 package format. These parts are suitable for applications requiring higher power dissipation capability while maintaining the same resistance value and package footprint.

Compliance Considerations:

All substitute parts except CRCW080547K0FKTA maintain ROHS3 compliance. CRCW080547K0FKTA is RoHS non-compliant and REACH Affected; use of this part requires explicit compliance verification in regulated applications.

Automotive Applications:

Parts with AEC-Q200 certification (AC0805JR-0747KL, CRCW080547K0FKEA, CRCW080547K0FKEAHP, ERJ-6ENF4702V, ERJ-S06F4702V, ERJ-UP6F4702V) are qualified for automotive use. Selection of these parts is required for applications subject to automotive reliability and qualification standards.

Anti-Sulfur Feature:

RCS2012J473CS, ERJ-S06F4702V, and ERJ-UP6F4702V include anti-sulfur coating. This feature is relevant for applications in high-sulfur environments or where extended reliability in corrosive atmospheres is required.

Frequently Asked Questions (FAQ)

Q: Can I substitute a ±1% tolerance part for the ±5% RCS2012J473CS?

A: Yes. Parts with ±1% tolerance are functionally compatible substitutes. Tighter tolerance provides improved accuracy and does not restrict application scope. The circuit will operate within specification with either tolerance grade.

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

A: Both formats contain identical components. Tape & Reel (TR) is supplied on continuous reel for high-volume automated assembly. Cut Tape (CT) is supplied in shorter tape segments for lower-volume or manual assembly processes. Electrical and mechanical performance is identical.

Q: Can I use a 0.5W (1/2W) rated part instead of 0.125W (1/8W)?

A: Yes. Higher power rating provides additional thermal margin and is a valid substitute. The 0.5W parts (CRCW080547K0FKEAHP, ERJ-UP6F4702V) will operate safely in any application designed for 0.125W components. Power rating selection depends on circuit power dissipation requirements.

Q: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive qualification standard for passive components. Parts with this certification have undergone reliability testing and are approved for automotive applications. Use AEC-Q200 qualified parts for automotive designs or applications requiring automotive-grade reliability.

Q: Is the anti-sulfur feature necessary for my application?

A: Anti-sulfur coating is relevant for applications in high-sulfur environments (industrial areas, coastal regions, or specific manufacturing environments). For standard indoor electronic applications, this feature is not required. Both coated and uncoated parts are functionally equivalent in non-corrosive environments.

Q: Can I use CRCW080547K0FKTA in a RoHS-regulated application?

A: No. CRCW080547K0FKTA is RoHS non-compliant and REACH Affected. Use this part only in applications where RoHS compliance is not required. For RoHS-regulated designs, select from the ROHS3 compliant alternatives listed in the parameter comparison table.

Q: Are all substitute parts available in the same package dimensions?

A: All parts listed use 0805 (2012 Metric) package format with identical footprint dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Height variations exist (0.020" to 0.028" seated height); verify clearance in designs with height constraints.

Q: Which substitute part is the best choice for general replacement?

A: RC2012J473CS (Samsung) or AC0805JR-0747KL (YAGEO) are recommended for direct replacement. RC2012J473CS matches the original part exactly except for packaging format. AC0805JR-0747KL provides identical tolerance with AEC-Q200 qualification and Tape & Reel packaging.

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