RCS2012J150CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012J150CS is a 15 Ohm ±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 MSL 1 (Unlimited) rating.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package type, dimensions, termination count). Substitutes may vary in tolerance grade, power rating, and manufacturer-specific features while maintaining functional equivalence within the 0805 package form factor.

Key Parameters

Parameter	Value
Resistance	15 Ohms
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
Dimensions	0.079" L x 0.049" W (2.00mm x 1.25mm)
Number of Terminations	2
RoHS Status	RoHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution logic is based on the following allowed parameters:

Primary Substitution Criteria (Mandatory Match):

Resistance value: 15 Ohms
Package type: 0805 (2012 Metric)
Number of terminations: 2
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
RoHS3 compliance
MSL 1 rating

Secondary Substitution Parameters (Allowable Variation):

Tolerance: ±5% (primary) or ±1% (tighter tolerance acceptable)
Power rating: 0.125W (primary), 0.4W, or 0.5W (higher ratings acceptable for same package)
Manufacturer features: Anti-sulfur, moisture resistant, automotive AEC-Q200, pulse withstanding

Substitute parts are grouped into two categories:

Category A - Direct Equivalents (±5% Tolerance, 0.125W): Parts with identical tolerance and power rating to the main part.

Category B - Enhanced Specifications (±1% Tolerance or Higher Power Rating): Parts with tighter tolerance or increased power rating while maintaining 0805 package compatibility. These provide improved performance margins in applications requiring higher precision or power dissipation capability.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff	Op Temp (°C)	Package	Height Max (mm)	Features	RoHS3	MSL
RCS2012J150CS	Samsung Electro-Mechanics	15Ω	±5%	0.125	±100ppm/°C	-55~155	0805	0.66	Anti-Sulfur, Moisture Resistant	Yes	1
AC0805FR-0715RL	YAGEO	15Ω	±1%	0.125	±100ppm/°C	-55~155	0805	0.60	Automotive AEC-Q200, Moisture Resistant	Yes	1
AC0805JR-0715RL	YAGEO	15Ω	±5%	0.125	±100ppm/°C	-55~155	0805	0.60	Automotive AEC-Q200, Moisture Resistant	Yes	1
CRCW080515R0FKEA	Vishay Dale	15Ω	±1%	0.125	±100ppm/°C	-55~155	0805	0.50	Automotive AEC-Q200	Yes	1
CRCW080515R0FKEAHP	Vishay Dale	15Ω	±1%	0.5	±100ppm/°C	-55~155	0805	0.50	Automotive AEC-Q200, Pulse Withstanding	Yes	1
ERJ-6ENF15R0V	Panasonic Electronic Components	15Ω	±1%	0.125	±100ppm/°C	-55~155	0805	0.70	Automotive AEC-Q200	Yes	1
ERJ-UP6F15R0V	Panasonic Electronic Components	15Ω	±1%	0.5	±100ppm/°C	-55~155	0805	0.70	Anti-Sulfur, Automotive AEC-Q200, Pulse Withstanding	Yes	1
ESR10EZPF15R0	Rohm Semiconductor	15Ω	±1%	0.4	±100ppm/°C	-55~155	0805	0.65	Automotive AEC-Q200, Pulse Withstanding	Yes	1
RC0805FR-0715RL	YAGEO	15Ω	±1%	0.125	±100ppm/°C	-55~155	0805	0.60	Moisture Resistant	Yes	1
RC0805JR-0715RL	YAGEO	15Ω	±5%	0.125	±100ppm/°C	-55~155	0805	0.60	Moisture Resistant	Yes	1
RCS080515R0FKEA	Vishay Dale	15Ω	±1%	0.5	±100ppm/°C	-55~155	0805	0.50	Automotive AEC-Q200, Pulse Withstanding	Yes	1

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

AC0805JR-0715RL and RC0805JR-0715RL are direct functional equivalents with ±5% tolerance and 0.125W power rating matching the RCS2012J150CS. Both parts maintain RoHS3 compliance and MSL 1 rating. AC0805JR-0715RL includes automotive AEC-Q200 qualification, while RC0805JR-0715RL provides moisture-resistant composition without automotive certification.

For Improved Tolerance Applications:

AC0805FR-0715RL, CRCW080515R0FKEA, ERJ-6ENF15R0V, and RC0805FR-0715RL provide ±1% tolerance with 0.125W power rating. These parts are suitable for applications requiring tighter resistance tolerance while maintaining identical power dissipation capability. All are RoHS3 compliant with MSL 1 rating.

For Higher Power Dissipation Requirements:

CRCW080515R0FKEAHP, ERJ-UP6F15R0V, ESR10EZPF15R0, and RCS080515R0FKEA offer increased power ratings (0.4W to 0.5W) in the same 0805 package. These parts accommodate higher current or power dissipation scenarios while maintaining ±1% tolerance. All include automotive AEC-Q200 qualification and pulse withstanding capability.

Compliance Considerations:

All substitute parts maintain RoHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating. Parts with automotive AEC-Q200 qualification (YAGEO AC series, Vishay CRCW/RCS series, Panasonic ERJ series, Rohm ESR series) are suitable for automotive and industrial applications requiring enhanced reliability standards.

Frequently Asked Questions (FAQ)

Q: Can AC0805JR-0715RL replace RCS2012J150CS directly?

A: Yes. AC0805JR-0715RL is a direct functional equivalent with matching 15 Ohm resistance, ±5% tolerance, and 0.125W power rating in 0805 package. Both parts operate across -55°C to 155°C and are RoHS3 compliant with MSL 1 rating. The primary difference is manufacturer (YAGEO vs. Samsung) and automotive AEC-Q200 qualification on the YAGEO part.

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

A: Tolerance specifies the allowable deviation from the nominal 15 Ohm resistance value. ±5% tolerance allows deviation from 14.25Ω to 15.75Ω, while ±1% tolerance restricts deviation to 14.85Ω to 15.15Ω. Applications requiring precise resistance values benefit from ±1% parts. Both tolerance grades are functionally compatible in the same circuit if the design margin accommodates the tolerance range.

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

A: Yes. CRCW080515R0FKEAHP, ERJ-UP6F15R0V, ESR10EZPF15R0, and RCS080515R0FKEA provide 0.5W or 0.4W power ratings in the same 0805 package. Higher power ratings are acceptable substitutes for 0.125W applications, as they provide additional thermal margin. The 0805 package dimensions remain identical, ensuring PCB layout compatibility.

Q: What does AEC-Q200 qualification mean?

A: AEC-Q200 is an automotive electronics reliability qualification standard. Parts bearing this certification (YAGEO AC series, Vishay CRCW/RCS series, Panasonic ERJ series, Rohm ESR series) meet enhanced testing and reliability requirements for automotive applications. Non-automotive qualified parts (RC0805 series) are suitable for general industrial and consumer applications.

Q: Are all substitute parts available in the same packaging format?

A: Substitute parts are available in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® packaging. The RCS2012J150CS is supplied in Tape & Reel format. When selecting substitutes, verify packaging format matches procurement requirements. Package format does not affect electrical or mechanical compatibility; it only affects handling and storage logistics.

Q: What is MSL 1 rating and why does it matter?

A: MSL (Moisture Sensitivity Level) 1 indicates Unlimited shelf life without moisture bake-out requirements. All listed substitute parts carry MSL 1 rating, meaning they can be stored and handled under standard conditions without special moisture control procedures. This simplifies inventory management and reduces component preparation time before assembly.

Q: Can I mix different manufacturers' parts in the same circuit?

A: Yes. All substitute parts meet identical electrical specifications (15 Ohm, ±5% or ±1%, 0.125W to 0.5W, -55°C to 155°C operating range) and mechanical compatibility (0805 package, 2 terminations). Mixing manufacturers is acceptable from an engineering standpoint. Verify procurement and quality assurance policies for any internal component qualification requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message