RCS2012J152CS Equivalent & Substitute Parts

Part Overview

The RCS2012J152CS is a 1.5 kOhm ±5% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with anti-sulfur and moisture-resistant properties. The part is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the same package footprint and operating parameters. Alternative sources provide equivalent functionality for applications requiring component availability, supply chain flexibility, or specific certifications such as AEC-Q200 automotive qualification.

Key Parameters

Parameter	Value
Resistance	1.5 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

Substitution eligibility is determined by the following criteria applied strictly to the provided parameters:

Primary Substitution Criteria:

Resistance value: 1.5 kOhms (exact match required)
Package / Case: 0805 (2012 Metric) (exact match required)
Operating temperature range: -55°C ~ 155°C (exact match required)
Temperature coefficient: ±100ppm/°C (exact match required)
Composition: Thick Film (exact match required)
Moisture Sensitivity Level: 1 (Unlimited) (exact match required)

Secondary Substitution Criteria (Allowable Variations):

Tolerance: ±5% (main part) can be substituted with ±1% (tighter tolerance acceptable)
Power rating: 0.125W (main part) can be substituted with higher power ratings (0.4W, 0.5W acceptable)
Manufacturer: Different manufacturers acceptable if all primary criteria met
Packaging format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® acceptable
RoHS Status: ROHS3 Compliant preferred; RoHS non-compliant noted where applicable
Certifications: AEC-Q200 automotive qualification is additional feature, not required for substitution

All substitute parts listed maintain exact electrical and mechanical compatibility with the RCS2012J152CS within the allowable parameter variations.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Op. Temp Range	RoHS Status	MSL	Packaging
RCS2012J152CS	Samsung Electro-Mechanics	1.5 kOhms	±5%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel
AC0805FR-071K5L	YAGEO	1.5 kOhms	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel
AC0805JR-071K5L	YAGEO	1.5 kOhms	±5%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel
CRCW08051K50FKEA	Vishay Dale	1.5 kOhms	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape & Digi-Reel
CRCW08051K50FKEAHP	Vishay Dale	1.5 kOhms	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape & Digi-Reel
CRCW08051K50FKTA	Vishay Dale	1.5 kOhms	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	RoHS non-compliant	1	Tape & Reel
ERJ-6ENF1501V	Panasonic Electronic Components	1.5 kOhms	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape & Digi-Reel
ERJ-UP6F1501V	Panasonic Electronic Components	1.5 kOhms	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel
ESR10EZPF1501	Rohm Semiconductor	1.5 kOhms	±1%	0.4W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel
RC0805FR-071K5L	YAGEO	1.5 kOhms	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape & Digi-Reel
RC0805JR-071K5L	YAGEO	1.5 kOhms	±5%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape & Digi-Reel

Engineering Selection Recommendations

Direct Equivalents (Identical Specifications):

AC0805JR-071K5L and RC0805JR-071K5L are direct functional equivalents to RCS2012J152CS, maintaining identical resistance (1.5 kOhms), tolerance (±5%), power rating (0.125W), and package specifications. Both are ROHS3 compliant with MSL 1 rating. AC0805JR-071K5L offers higher inventory availability (66,751 pcs) compared to RC0805JR-071K5L (568,332 pcs). Both include AEC-Q200 automotive qualification as additional feature.

Tighter Tolerance Substitutes (±1% vs ±5%):

AC0805FR-071K5L, CRCW08051K50FKEA, ERJ-6ENF1501V, RC0805FR-071K5L, and ESR10EZPF1501 provide ±1% tolerance specification, which is tighter than the ±5% requirement of RCS2012J152CS. These parts maintain all other primary specifications including 0.125W power rating (except ESR10EZPF1501 at 0.4W), 0805 package, and operating temperature range. All are ROHS3 compliant with MSL 1 rating. ESR10EZPF1501 includes pulse withstanding feature with 0.4W power rating.

Higher Power Rating Substitutes:

CRCW08051K50FKEAHP and ERJ-UP6F1501V provide 0.5W power rating while maintaining 1.5 kOhms resistance, ±1% tolerance, 0805 package, and operating temperature specifications. Both are ROHS3 compliant with MSL 1 rating. ERJ-UP6F1501V includes anti-sulfur feature matching the original part. CRCW08051K50FKEAHP includes pulse withstanding capability.

Compliance Consideration:

CRCW08051K50FKTA is RoHS non-compliant and REACH affected. This part is not recommended for applications requiring ROHS3 compliance.

Automotive Applications:

AC0805FR-071K5L, AC0805JR-071K5L, CRCW08051K50FKEA, CRCW08051K50FKEAHP, ERJ-6ENF1501V, ERJ-UP6F1501V, and ESR10EZPF1501 include AEC-Q200 automotive qualification. These parts are suitable for automotive circuit applications requiring qualified component status.

Frequently Asked Questions (FAQ)

Q: Can AC0805JR-071K5L replace RCS2012J152CS in my circuit?

A: Yes. AC0805JR-071K5L is a direct functional equivalent with identical resistance (1.5 kOhms), tolerance (±5%), power rating (0.125W), package (0805), and operating temperature range (-55°C ~ 155°C). Both are ROHS3 compliant with MSL 1 rating. The primary difference is manufacturer (YAGEO vs Samsung Electro-Mechanics) and packaging format (Tape & Reel for both). AC0805JR-071K5L includes AEC-Q200 automotive qualification as an additional feature.

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

A: Tolerance specifies the allowable deviation from the nominal resistance value. RCS2012J152CS has ±5% tolerance, meaning the actual resistance can vary between 1.425 kOhms and 1.575 kOhms. Substitute parts with ±1% tolerance (such as AC0805FR-071K5L) have tighter specifications, with actual resistance between 1.485 kOhms and 1.515 kOhms. A ±1% part can replace a ±5% part in any application, as it meets the more stringent requirement. Use ±1% substitutes when circuit design requires tighter resistance accuracy.

Q: Can I use a 0.5W rated resistor instead of 0.125W?

A: Yes. CRCW08051K50FKEAHP and ERJ-UP6F1501V are rated for 0.5W power dissipation while maintaining all other specifications of RCS2012J152CS. A higher power rating indicates the component can safely dissipate more power without exceeding temperature limits. Using a higher-rated component in an application designed for 0.125W is acceptable and provides additional thermal margin. The physical package dimensions remain identical (0805).

Q: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive qualification standard for passive components. Parts with this certification (AC0805FR-071K5L, AC0805JR-071K5L, CRCW08051K50FKEA, CRCW08051K50FKEAHP, ERJ-6ENF1501V, ERJ-UP6F1501V, ESR10EZPF1501) have undergone testing and validation for automotive applications. RCS2012J152CS does not list AEC-Q200 certification. Use AEC-Q200 qualified parts for automotive circuit designs requiring qualified component status.

Q: Are there packaging format differences between substitutes?

A: Yes. RCS2012J152CS is supplied in Tape & Reel (TR) format. Substitute parts are available in either Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® format. Both packaging formats contain the same component; the difference is in the delivery method. Tape & Reel is suitable for automated assembly lines. Cut Tape & Digi-Reel is suitable for smaller quantity orders or manual assembly. Select packaging format based on your assembly process requirements.

Q: Why is CRCW08051K50FKTA not recommended?

A: CRCW08051K50FKTA is RoHS non-compliant and REACH affected, whereas RCS2012J152CS is ROHS3 compliant and REACH unaffected. If your application or region requires RoHS compliance, CRCW08051K50FKTA is not suitable. Select from ROHS3 compliant alternatives such as AC0805JR-071K5L, CRCW08051K50FKEA, ERJ-6ENF1501V, or RC0805JR-071K5L.

Q: Which substitute has the highest inventory availability?

A: RC0805JR-071K5L has the highest inventory availability at 568,332 pcs. This part is a direct equivalent to RCS2012J152CS with identical specifications. AC0805JR-071K5L has 66,751 pcs available. Both are suitable for immediate procurement with minimal lead time.

Q: Can I use ESR10EZPF1501 with its 0.4W rating?

A: Yes. ESR10EZPF1501 maintains all primary specifications of RCS2012J152CS (1.5 kOhms, ±1% tolerance, 0805 package, -55°C ~ 155°C operating range) with an increased power rating of 0.4W. The higher power rating provides additional thermal capability. ESR10EZPF1501 includes pulse withstanding feature and AEC-Q200 automotive qualification. This part is suitable for applications requiring enhanced power handling or automotive qualification.

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