RCS2012F150CS Equivalent & Substitute Parts

Part Overview

The RCS2012F150CS is a 15 Ohm ±1% 0.125W (1/8W) 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 and REACH unaffected, suitable for general industrial and consumer applications requiring standard precision resistive elements.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, operating temperature range). Alternative sources provide equivalent performance for applications where the primary part is unavailable or where specific certifications (such as AEC-Q200 automotive qualification) are required.

Key Parameters

Parameter	Value
Resistance	15 Ohms
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 ~ 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following critical parameters:

Primary Equivalence Criteria (Must Match):

Resistance value: 15 Ohms
Tolerance: ±1%
Package / Case: 0805 (2012 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature Range: -55°C ~ 155°C
Number of Terminations: 2
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Secondary Consideration (Power Rating): Substitute parts are grouped into two categories based on power rating:

Group A - Direct Equivalents (0.125W / 1/8W): Parts with identical power rating to the main part. These include AC0805FR-0715RL (YAGEO), RC0805FR-0715RL (YAGEO), ERJ-6ENF15R0V (Panasonic), and RMCF0805FT15R0 (Stackpole Electronics Inc).

Group B - Higher Power Rating (0.4W to 0.5W): Parts with increased power dissipation capability while maintaining all other electrical and mechanical specifications. These include CRCW080515R0FKEA (Vishay Dale, 0.125W), CRCW080515R0FKEAHP (Vishay Dale, 0.5W), ERJ-UP6F15R0V (Panasonic, 0.5W), ESR10EZPF15R0 (Rohm Semiconductor, 0.4W), and RCS080515R0FKEA (Vishay Dale, 0.5W).

Parts in Group B are suitable for applications requiring higher power dissipation margins or pulse withstanding capability, provided circuit design accommodates the physical dimensions and thermal characteristics.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Op Temp Range	Height (Max)	AEC-Q200	RoHS	MSL
RCS2012F150CS	Samsung Electro-Mechanics	15 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.66mm	No	ROHS3	1
AC0805FR-0715RL	YAGEO	15 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.60mm	Yes	ROHS3	1
CRCW080515R0FKEA	Vishay Dale	15 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.50mm	Yes	ROHS3	1
CRCW080515R0FKEAHP	Vishay Dale	15 Ω	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	0.50mm	Yes	ROHS3	1
ERJ-6ENF15R0V	Panasonic Electronic Components	15 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.70mm	Yes	ROHS3	1
ERJ-UP6F15R0V	Panasonic Electronic Components	15 Ω	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	0.70mm	Yes	ROHS3	1
ESR10EZPF15R0	Rohm Semiconductor	15 Ω	±1%	0.4W	0805	±100ppm/°C	-55°C ~ 155°C	0.65mm	Yes	ROHS3	1
RC0805FR-0715RL	YAGEO	15 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.60mm	No	ROHS3	1
RCS080515R0FKEA	Vishay Dale	15 Ω	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	0.50mm	Yes	ROHS3	1
RMCF0805FT15R0	Stackpole Electronics Inc	15 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.65mm	Yes	ROHS3	1

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

Select from Group A equivalents when the application requires exact electrical and mechanical compatibility with the RCS2012F150CS:

AC0805FR-0715RL (YAGEO): Direct equivalent with AEC-Q200 automotive qualification. Lowest seated height (0.60mm) provides optimal PCB clearance. Suitable for automotive and industrial applications.
RC0805FR-0715RL (YAGEO): Direct equivalent without AEC-Q200 certification. Appropriate for general industrial and consumer applications where automotive qualification is not required.
ERJ-6ENF15R0V (Panasonic Electronic Components): Direct equivalent with AEC-Q200 automotive qualification. Highest seated height (0.70mm) among Group A options. Suitable for automotive applications.
RMCF0805FT15R0 (Stackpole Electronics Inc): Direct equivalent with AEC-Q200 automotive qualification. Seated height 0.65mm. Largest inventory availability (396,288 pcs) ensures supply continuity.

For Enhanced Power Dissipation (Group B):

Select from Group B when the application requires higher power handling capability or pulse withstanding performance:

CRCW080515R0FKEAHP (Vishay Dale): 0.5W power rating with pulse withstanding capability. AEC-Q200 qualified. Lowest seated height (0.50mm). Largest inventory (245,888 pcs) among higher-power options.
ERJ-UP6F15R0V (Panasonic Electronic Components): 0.5W power rating with anti-sulfur and pulse withstanding features. AEC-Q200 qualified. Matches RCS2012F150CS anti-sulfur characteristic.
ESR10EZPF15R0 (Rohm Semiconductor): 0.4W power rating with pulse withstanding capability. AEC-Q200 qualified. Largest inventory (645,104 pcs) among all substitute options.
RCS080515R0FKEA (Vishay Dale): 0.5W power rating with pulse withstanding capability. AEC-Q200 qualified. Seated height 0.50mm.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring regulatory equivalence. Parts with AEC-Q200 certification are suitable for automotive applications; non-certified parts (RC0805FR-0715RL) are restricted to non-automotive use cases.

Frequently Asked Questions (FAQ)

Q1: Can I use a higher power-rated substitute (0.4W or 0.5W) in place of the 0.125W RCS2012F150CS?

A: Yes. Higher power-rated substitutes (Group B) are electrically and mechanically compatible. The increased power rating provides additional thermal margin and does not degrade circuit performance. Physical dimensions remain within 0805 package specifications. Selection depends on application requirements and PCB layout constraints.

Q2: What is the difference between AEC-Q200 qualified and non-qualified parts?

A: AEC-Q200 certification indicates automotive-grade qualification with enhanced reliability testing and failure rate documentation. Non-qualified parts (RC0805FR-0715RL) are suitable for general industrial and consumer applications but are not approved for automotive use. Select AEC-Q200 qualified parts for automotive applications.

Q3: Does seated height variation affect PCB assembly compatibility?

A: Seated height ranges from 0.50mm to 0.70mm across substitute options. Variation of 0.20mm is within standard PCB assembly tolerances and does not affect reflow soldering or component placement. Verify PCB design clearance specifications if height-constrained applications exist.

Q4: Are anti-sulfur features important for substitute selection?

A: Anti-sulfur properties are specified for RCS2012F150CS and ERJ-UP6F15R0V only. This feature provides enhanced corrosion resistance in high-sulfur environments. For standard industrial applications, non-anti-sulfur substitutes are functionally equivalent. Select anti-sulfur variants only if application environment requires this protection.

Q5: What packaging formats are available for these substitutes?

A: Substitute parts are supplied in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® formats. TR packaging is standard for high-volume automated assembly. CT packaging is suitable for lower-volume or manual assembly operations. Verify packaging compatibility with assembly equipment before procurement.

Q6: Can I substitute RCS2012F150CS with parts from different manufacturers?

A: Yes. All listed substitutes from YAGEO, Vishay Dale, Panasonic Electronic Components, Rohm Semiconductor, and Stackpole Electronics Inc meet the specified electrical and mechanical parameters. Manufacturer selection may depend on supply availability, lead time, or established supplier relationships.

Q7: How do I verify substitute part compatibility before design implementation?

A: Confirm the following parameters match your application requirements: resistance value (15 Ohms), tolerance (±1%), package (0805), operating temperature range (-55°C ~ 155°C), and power dissipation capability. Cross-reference datasheet specifications for thermal characteristics and frequency response if applicable to your circuit design.

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