RCS3216F150CS Equivalent & Substitute Parts

Part Overview

The RCS3216F150CS is a 15 Ohm ±1% 0.25W thick film chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This component features anti-sulfur and moisture-resistant construction, operating across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part maintains active product status with 839 pieces in current inventory stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental performance characteristics to ensure direct functional interchangeability in circuit applications.

Key Parameters

Parameter	Specification
Resistance Value	15 Ohms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RCS3216F150CS are qualified based on the following critical parameters:

Electrical Equivalence: Resistance value of 15 Ohms with ±1% tolerance, power rating of 0.25W (1/4W), and temperature coefficient of ±100ppm/°C across the operating range of -55°C to 155°C.

Mechanical Compatibility: Package format 1206 (3216 Metric) with two terminations, ensuring direct footprint compatibility on printed circuit boards.

Environmental Performance: Thick film composition with moisture resistance (MSL 1 - Unlimited) and RoHS3 compliance for regulatory alignment.

Manufacturing Variations: Substitute parts may include additional features such as automotive AEC-Q200 qualification, pulse withstanding capability, or anti-sulfur construction, which represent enhanced specifications rather than deviations from the base requirements.

Parts are grouped into two categories: Direct Equivalents (matching all base specifications) and Enhanced Substitutes (meeting base specifications with additional certifications or features).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Temp Range	Features	RoHS Status	Product Status
RCS3216F150CS	Samsung Electro-Mechanics	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Anti-Sulfur, Moisture Resistant	ROHS3	Active
AC1206FR-0715RL	YAGEO	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, Moisture Resistant	ROHS3	Active
CR1206-FX-15R0ELF	Bourns Inc.	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	ROHS3	Active
CRCW120615R0FKEA	Vishay Dale	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	ROHS3	Active
CRCW120615R0FKEAHP	Vishay Dale	15 Ω	±1%	0.75	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, Pulse Withstanding	ROHS3	Active
CRCW120615R0FKTA	Vishay Dale	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	RoHS non-compliant	Active
ERJ-8ENF15R0V	Panasonic Electronic Components	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	ROHS3	Not For New Designs
RC1206FR-0715RL	YAGEO	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	ROHS3	Active
RMCF1206FT15R0	Stackpole Electronics Inc	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	ROHS3	Active
RMCS1206FT15R0	Stackpole Electronics Inc	15 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Anti-Sulfur	ROHS3	Active

Engineering Selection Recommendations

Primary Substitutes (Direct Equivalents):

CR1206-FX-15R0ELF (Bourns Inc.) and RC1206FR-0715RL (YAGEO) serve as direct functional equivalents with matching electrical specifications, package format, and RoHS3 compliance. Both maintain active product status with high inventory availability (52,620 and 113,955 units respectively).

Automotive-Qualified Alternatives:

AC1206FR-0715RL (YAGEO), CRCW120615R0FKEA (Vishay Dale), RMCF1206FT15R0 (Stackpole Electronics Inc), and CRCW120615R0FKEAHP (Vishay Dale) include automotive AEC-Q200 certification. These parts are suitable for applications requiring automotive-grade reliability and are recommended for designs targeting automotive or industrial environments. All maintain ROHS3 compliance and active product status.

Enhanced Power Rating Option:

CRCW120615R0FKEAHP (Vishay Dale) provides 0.75W power rating with pulse withstanding capability while maintaining the 1206 package footprint. This part is applicable where thermal margin or transient pulse tolerance is required, though it exceeds the base 0.25W specification.

Obsolescence Consideration:

ERJ-8ENF15R0V (Panasonic Electronic Components) carries "Not For New Designs" status despite high inventory (293,056 units). This part is suitable only for legacy system maintenance or repair applications.

Compliance Exception:

CRCW120615R0FKTA (Vishay Dale) is marked RoHS non-compliant and REACH Affected. This part is restricted to applications where RoHS exemptions apply and should not be selected for new designs targeting RoHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can CRCW120615R0FKEAHP (0.75W) be used as a direct substitute for RCS3216F150CS (0.25W)?

A: CRCW120615R0FKEAHP meets all electrical and mechanical requirements for direct substitution. The higher power rating (0.75W vs. 0.25W) represents an enhanced specification that does not prevent functional interchangeability. Circuit thermal performance will improve with the higher-rated component. Footprint compatibility is maintained within the 1206 package format.

Q: What is the difference between anti-sulfur and moisture-resistant features?

A: Anti-sulfur construction (RCS3216F150CS, RMCS1206FT15R0) protects against sulfur-containing atmospheric corrosion. Moisture-resistant construction (CR1206-FX-15R0ELF, RC1206FR-0715RL, AC1206FR-0715RL) protects against humidity-induced degradation. Both features address different environmental stressors. Selection depends on the specific operating environment.

Q: Are automotive AEC-Q200 qualified parts suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 qualification represents enhanced reliability testing and quality standards. Parts meeting this certification are fully compatible with non-automotive applications and provide equivalent or superior performance compared to non-qualified alternatives.

Q: Why is ERJ-8ENF15R0V marked "Not For New Designs"?

A: This designation indicates the manufacturer has discontinued active development and recommends alternative parts for new circuit designs. The part remains available for existing inventory and legacy system support but should not be selected for new product development.

Q: What is the significance of RoHS3 compliance versus RoHS non-compliance?

A: RoHS3 compliance certifies the part meets Restriction of Hazardous Substances regulations, restricting lead, cadmium, mercury, and other hazardous materials. RoHS non-compliant parts (CRCW120615R0FKTA) are restricted to applications with documented RoHS exemptions. For general commercial and industrial applications, RoHS3 compliant parts are required.

Q: Are dimensional variations between substitute parts significant?

A: Dimensional variations within the 1206 package specification (length 0.122" to 0.126", height 0.024" to 0.030") are within standard PCB design tolerances and do not affect footprint compatibility. All listed substitutes maintain the same 1206 package designation and two-termination configuration.

Q: What inventory considerations apply when selecting substitutes?

A: CR1206-FX-15R0ELF (52,620 units) and RC1206FR-0715RL (113,955 units) offer the highest inventory availability. RMCF1206FT15R0 (4,094 units) and CRCW120615R0FKEA (1,430 units) have more limited stock. Inventory levels should be evaluated against production volume and supply chain requirements.

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