RCS3216F151CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F151CS is a 150 Ohm ±1% 0.25W (1/4W) 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 1082 units in current inventory and full ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility to support design flexibility and supply chain continuity.

Key Parameters

Parameter	Specification
Resistance Value	150 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
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RCS3216F151CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance Value: 150 Ohms
Tolerance: ±1%
Package / Case: 1206 (3216 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature Range: -55°C to 155°C
Moisture Sensitivity Level: 1 (Unlimited)
Number of Terminations: 2

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

Direct Equivalents (0.25W / 1/4W): Parts with identical 0.25W power rating provide direct functional replacement
Higher Power Variants (0.75W / 3/4W): Parts with elevated power ratings (such as CRCW1206150RFKEAHP) are electrically compatible but represent enhanced capability variants

Compliance and Certification: Substitute parts maintain ROHS3 compliance and MSL Level 1 rating. Automotive-qualified variants (AEC-Q200) are available from multiple manufacturers and provide additional qualification for automotive applications. Product status (Active vs. Not For New Designs) is noted for long-term design planning.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Operating Temp	MSL	RoHS Status	Product Status	Automotive Rating
RCS3216F151CS	Samsung Electro-Mechanics	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	None
AC1206FR-07150RL	YAGEO	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	AEC-Q200
CR1206-FX-1500ELF	Bourns Inc.	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	None
CRCW1206150RFKEA	Vishay Dale	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	AEC-Q200
CRCW1206150RFKEAHP	Vishay Dale	150 Ω	±1%	0.75W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	AEC-Q200
CRCW1206150RFKTA	Vishay Dale	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	RoHS Non-compliant	Active	AEC-Q200
ERJ-8ENF1500V	Panasonic Electronic Components	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Not For New Designs	AEC-Q200
RC1206FR-07150RL	YAGEO	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	None
RMCF1206FT150R	Stackpole Electronics Inc	150 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	1	ROHS3	Active	AEC-Q200

Engineering Selection Recommendations

For Standard Applications (Non-Automotive): AC1206FR-07150RL (YAGEO) and RC1206FR-07150RL (YAGEO) provide direct electrical and mechanical equivalence with ROHS3 compliance and Active product status. CR1206-FX-1500ELF (Bourns Inc.) offers equivalent specifications with the highest current inventory (65,855 units).

For Automotive Applications (AEC-Q200 Required): CRCW1206150RFKEA (Vishay Dale), AC1206FR-07150RL (YAGEO), RMCF1206FT150R (Stackpole Electronics Inc.), and CRCW1206150RFKTA (Vishay Dale) all carry AEC-Q200 automotive qualification. RMCF1206FT150R provides the largest inventory (128,027 units) among automotive-qualified options.

For Enhanced Power Dissipation: CRCW1206150RFKEAHP (Vishay Dale) provides 0.75W (3/4W) power rating with AEC-Q200 qualification, suitable for applications requiring higher pulse withstanding capability while maintaining 1206 package form factor.

Compliance Considerations: CRCW1206150RFKTA (Vishay Dale) is RoHS non-compliant and REACH Affected; this part is suitable only for applications where legacy compliance status is acceptable. All other substitute parts maintain ROHS3 compliance and REACH Unaffected status.

Product Lifecycle Status: ERJ-8ENF1500V (Panasonic Electronic Components) carries "Not For New Designs" status despite meeting all electrical and mechanical specifications. This part is suitable for legacy system maintenance and repair but should not be selected for new product development.

Frequently Asked Questions (FAQ)

Q: Can CRCW1206150RFKEAHP (0.75W) be used as a direct replacement for RCS3216F151CS (0.25W)?

A: CRCW1206150RFKEAHP is electrically and mechanically compatible with RCS3216F151CS. The higher power rating (0.75W vs. 0.25W) represents enhanced capability and does not create functional incompatibility. The component will operate within specification in any circuit designed for 0.25W operation. Physical dimensions remain within 1206 package tolerance.

Q: What is the difference between AC1206FR-07150RL and RC1206FR-07150RL, both from YAGEO?

A: Both parts are manufactured by YAGEO with identical electrical specifications (150 Ω, ±1%, 0.25W, 1206 package). AC1206FR-07150RL carries AEC-Q200 automotive qualification; RC1206FR-07150RL does not. AC1206FR-07150RL is suitable for automotive applications; RC1206FR-07150RL is suitable for general industrial and consumer applications.

Q: Why is CRCW1206150RFKTA listed as RoHS non-compliant when other Vishay parts are ROHS3 compliant?

A: CRCW1206150RFKTA represents a legacy product variant with RoHS non-compliant status and REACH Affected designation. This reflects manufacturing or material composition differences from the ROHS3-compliant CRCW1206150RFKEA and CRCW1206150RFKEAHP variants. Selection should be based on regulatory requirements of the target application and market.

Q: Are all substitute parts available in the same packaging options as RCS3216F151CS?

A: Packaging formats vary among manufacturers. RCS3216F151CS is supplied in standard format. Substitute parts are available in Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel® formats depending on manufacturer. Verify packaging compatibility with assembly equipment specifications before procurement.

Q: What is the significance of MSL Level 1 rating for all listed parts?

A: MSL Level 1 (Unlimited) indicates these components have unlimited shelf life and do not require moisture-controlled storage or baking procedures prior to soldering. This simplifies inventory management and reduces handling requirements compared to higher MSL-rated components.

Q: Can ERJ-8ENF1500V be used in new product designs?

A: ERJ-8ENF1500V carries "Not For New Designs" product status. While electrically and mechanically equivalent, this designation indicates the manufacturer recommends against selection for new development. This part is appropriate for legacy system maintenance, repair, and field replacement only. For new designs, select from parts with Active product status.

Q: How do physical dimensions affect substitution between these 1206 parts?

A: All listed parts conform to 1206 (3216 Metric) package specification with length 0.126" (3.20mm) and width 0.063" (1.60mm). Height variations range from 0.024" to 0.030" (0.60mm to 0.75mm). These dimensional tolerances fall within standard 1206 package acceptance criteria and do not affect PCB layout or assembly compatibility.

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