RCS2012J472CS Equivalent & Substitute Parts

Part Overview

The RCS2012J472CS is a 4.7 kOhms ±5% 0.125W (1/8W) 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 a temperature range of -55°C to 155°C. The part is ROHS3 compliant with MSL 1 (unlimited moisture sensitivity level) and maintains an active product status. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical compatibility, and packaging options to support component procurement flexibility and supply chain continuity.

Key Parameters

Parameter	Value
Resistance	4.7 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
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RCS2012J472CS are grouped based on the following substitution criteria:

Direct Electrical Compatibility: All substitute parts maintain the same 4.7 kOhms resistance value and ±5% tolerance, ensuring functional equivalence in circuit applications. The 0.125W power rating and ±100ppm/°C temperature coefficient are preserved across all direct substitutes.

Mechanical Compatibility: All substitute parts use the 0805 (2012 Metric) package with identical footprint dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm), enabling direct PCB layout compatibility without redesign.

Packaging Variants: Substitutes are available in Tape & Reel (TR) and Cut Tape (CT) configurations. The main part RCS2012J472CS is supplied in Tape & Reel packaging; equivalent parts in Cut Tape packaging (RC2012J472CS) provide alternative procurement options.

Tolerance Upgrades: Parts with ±1% tolerance (RC2012F472CS, AF0805FR-074K7L, AC0805FR-074K7L, CRCW08054K70FKEA, CRCW08054K70FKTA, ERJ-6ENF4701V) represent tolerance upgrades while maintaining all other electrical and mechanical parameters.

Automotive Qualification: Substitute parts from YAGEO (AF series, AC series) and Vishay Dale (CRCW series) include AEC-Q200 automotive qualification, providing enhanced reliability for automotive applications.

Compliance and Certifications: All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C to 155°C operating temperature range, ensuring regulatory and environmental compatibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Packaging Type	Features	AEC-Q200	RoHS Status	Inventory (Pcs)
RCS2012J472CS	Samsung Electro-Mechanics	4.7 kOhms	±5%	0.125	0805	Tape & Reel	Anti-Sulfur, Moisture Resistant	No	ROHS3 Compliant	921
RC2012J472CS	Samsung Electro-Mechanics	4.7 kOhms	±5%	0.125	0805	Cut Tape	Moisture Resistant	No	ROHS3 Compliant	1062
RC2012F472CS	Samsung Electro-Mechanics	4.7 kOhms	±1%	0.125	0805	Cut Tape	Moisture Resistant	No	ROHS3 Compliant	3850
AF0805JR-074K7L	YAGEO	4.7 kOhms	±5%	0.125	0805	Tape & Reel	Anti-Sulfur, Automotive AEC-Q200	Yes	ROHS3 Compliant	1838
AF0805FR-074K7L	YAGEO	4.7 kOhms	±1%	0.125	0805	Tape & Reel	Anti-Sulfur, Automotive AEC-Q200	Yes	ROHS3 Compliant	15709
AC0805JR-074K7L	YAGEO	4.7 kOhms	±5%	0.125	0805	Tape & Reel	Automotive AEC-Q200, Moisture Resistant	Yes	ROHS3 Compliant	20840
AC0805FR-074K7L	YAGEO	4.7 kOhms	±1%	0.125	0805	Cut Tape & Digi-Reel	Automotive AEC-Q200, Moisture Resistant	Yes	ROHS3 Compliant	266766
CRCW08054K70FKEA	Vishay Dale	4.7 kOhms	±1%	0.125	0805	Cut Tape & Digi-Reel	Automotive AEC-Q200	Yes	ROHS3 Compliant	10300
CRCW08054K70FKTA	Vishay Dale	4.7 kOhms	±1%	0.125	0805	Cut Tape & Digi-Reel	Automotive AEC-Q200	Yes	RoHS non-compliant	40819
CRCW08054K70FKEAHP	Vishay Dale	4.7 kOhms	±1%	0.5	0805	Tape & Reel	Automotive AEC-Q200, Pulse Withstanding	Yes	ROHS3 Compliant	67169
ERJ-6ENF4701V	Panasonic Electronic Components	4.7 kOhms	±1%	0.125	0805	Cut Tape & Digi-Reel	Automotive AEC-Q200	Yes	ROHS3 Compliant	43104

Engineering Selection Recommendations

Direct Equivalent (Same Tolerance): RC2012J472CS from Samsung Electro-Mechanics provides direct electrical equivalence with identical ±5% tolerance and 0.125W power rating. This part differs only in packaging format (Cut Tape versus Tape & Reel), making it suitable for applications where packaging flexibility is required while maintaining the original specification.

Tolerance Upgrade Selection: RC2012F472CS, AF0805FR-074K7L, AC0805FR-074K7L, CRCW08054K70FKEA, CRCW08054K70FKTA, and ERJ-6ENF4701V all provide ±1% tolerance upgrades. These parts are electrically compatible and mechanically interchangeable, offering improved accuracy for precision circuit applications. Selection among these options depends on packaging preference (Tape & Reel versus Cut Tape) and compliance requirements.

Automotive-Qualified Alternatives: AF0805JR-074K7L, AF0805FR-074K7L, AC0805JR-074K7L, AC0805FR-074K7L, CRCW08054K70FKEA, CRCW08054K70FKTA, and ERJ-6ENF4701V include AEC-Q200 automotive qualification. These parts are suitable for automotive applications requiring enhanced reliability and qualification documentation.

High-Inventory Availability: AC0805FR-074K7L (266,766 pcs) and CRCW08054K70FKEAHP (67,169 pcs) offer significantly higher inventory levels, supporting large-volume production requirements and supply chain security.

Compliance Considerations: All substitute parts maintain ROHS3 compliance except CRCW08054K70FKTA, which is RoHS non-compliant. For applications requiring RoHS compliance, select from the remaining alternatives.

Power Rating Upgrade: CRCW08054K70FKEAHP provides a 0.5W (1/2W) power rating upgrade while maintaining the 4.7 kOhms resistance and ±1% tolerance. This part is suitable for applications requiring higher power dissipation capability within the same package footprint.

Frequently Asked Questions (FAQ)

Q: Can RC2012J472CS be used as a direct replacement for RCS2012J472CS?

A: Yes. RC2012J472CS is a direct electrical equivalent with identical 4.7 kOhms resistance, ±5% tolerance, and 0.125W power rating. The primary difference is packaging format: RC2012J472CS is supplied in Cut Tape configuration while RCS2012J472CS is supplied in Tape & Reel. Both parts are mechanically compatible with the same 0805 footprint and maintain identical electrical performance.

Q: What is the difference between ±5% and ±1% tolerance parts?

A: Tolerance specifies the maximum deviation from the nominal resistance value. A ±5% tolerance part (RCS2012J472CS) can vary between 4.465 kOhms and 4.935 kOhms. A ±1% tolerance part (RC2012F472CS, AF0805FR-074K7L) can vary between 4.653 kOhms and 4.747 kOhms. Applications requiring tighter resistance accuracy should use ±1% tolerance parts.

Q: Are AEC-Q200 qualified parts compatible with non-automotive applications?

A: Yes. AEC-Q200 qualified parts (AF series, AC series, CRCW series, ERJ-6EN series) meet automotive reliability standards and are fully compatible with non-automotive applications. These parts provide enhanced reliability and qualification documentation suitable for any application requiring high-reliability components.

Q: What is the significance of anti-sulfur and moisture-resistant features?

A: Anti-sulfur protection prevents corrosion from sulfur-containing environments, extending component lifespan in harsh industrial settings. Moisture-resistant properties protect against humidity and condensation exposure. RCS2012J472CS includes both features; RC2012J472CS includes moisture resistance only. Both configurations maintain MSL 1 (unlimited) moisture sensitivity level.

Q: Can CRCW08054K70FKEAHP (0.5W) be used in place of RCS2012J472CS (0.125W)?

A: Yes, mechanically and electrically. CRCW08054K70FKEAHP maintains the same 4.7 kOhms resistance, ±1% tolerance, and 0805 package footprint. The higher 0.5W power rating provides additional thermal margin and is suitable for applications with higher power dissipation requirements. However, verify that circuit design accommodates the upgraded power rating specification.

Q: What packaging options are available for 4.7 kOhms 0805 resistors?

A: Substitute parts are available in Tape & Reel (TR) and Cut Tape (CT) configurations. Tape & Reel packaging is standard for automated assembly lines. Cut Tape packaging is suitable for manual assembly, prototyping, and lower-volume production. Digi-Reel® is a proprietary packaging format combining Cut Tape convenience with reel-based handling.

Q: Are all substitute parts ROHS3 compliant?

A: All substitute parts are ROHS3 compliant except CRCW08054K70FKTA, which is RoHS non-compliant. For applications requiring RoHS compliance, select from RC2012J472CS, RC2012F472CS, AF0805JR-074K7L, AF0805FR-074K7L, AC0805JR-074K7L, AC0805FR-074K7L, CRCW08054K70FKEA, CRCW08054K70FKEAHP, or ERJ-6ENF4701V.

Q: What is the operating temperature range for these resistors?

A: All parts listed maintain an operating temperature range of -55°C to 155°C, ensuring compatibility across industrial, commercial, and automotive temperature environments. Temperature coefficient is ±100ppm/°C across all parts.

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