RCS3216F3013CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F3013CS is a 301 kOhms ±1% 0.25W (1/4W) thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with 971 pieces currently in stock. The part features anti-sulfur and moisture-resistant construction, operating across -55°C to 155°C temperature range with ±100ppm/°C temperature coefficient.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size and form factor), and environmental compliance certifications. Alternative sources ensure design flexibility, supply chain continuity, and application-specific feature requirements such as automotive qualification or enhanced pulse withstanding capability.

Key Parameters

Parameter	Value
Resistance	301 kOhms
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 ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts are classified into two functional groups based on power rating and automotive qualification:

Group 1: Standard 0.25W (1/4W) Equivalents These parts maintain identical electrical specifications and power rating to the main part. Substitution is based on matching: resistance value (301 kOhms), tolerance (±1%), power rating (0.25W), package (1206), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). All parts in this group are ROHS3 compliant with MSL 1 rating.

Group 2: Enhanced 0.75W (3/4W) Variant This part exceeds the power rating specification while maintaining all other electrical parameters. Selection of this variant is appropriate when circuit design requires higher pulse withstanding capability or thermal margin, despite identical resistance and tolerance specifications.

Automotive Qualification Variants Certain substitute parts carry AEC-Q200 automotive qualification, which is not present in the main part. These variants are suitable for automotive applications requiring formal qualification compliance.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Operating Temp	Features	Product Status	RoHS	MSL
RCS3216F3013CS	Samsung Electro-Mechanics	301 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Anti-Sulfur, Moisture Resistant	Active	ROHS3	1
CR1206-FX-3013ELF	Bourns Inc.	301 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	Active	ROHS3	1
CRCW1206301KFKEA	Vishay Dale	301 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	Active	ROHS3	1
CRCW1206301KFKEAHP	Vishay Dale	301 kOhms	±1%	0.75W	1206	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200, Pulse Withstanding	Active	ROHS3	1
ERJ-8ENF3013V	Panasonic Electronic Components	301 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	Not For New Designs	ROHS3	1
RC1206FR-07301KL	YAGEO	301 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	Active	ROHS3	1
RMCF1206FT301K	Stackpole Electronics Inc	301 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	Active	ROHS3	1

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications)

CR1206-FX-3013ELF (Bourns Inc.) and RC1206FR-07301KL (YAGEO) are direct functional equivalents with Active product status. Both maintain 0.25W power rating, ±1% tolerance, and identical thermal characteristics. Selection between these and the main part depends on supply availability and packaging format preference (Tape & Reel).

For Automotive Applications

CRCW1206301KFKEA (Vishay Dale), RMCF1206FT301K (Stackpole Electronics Inc), and ERJ-8ENF3013V (Panasonic) carry AEC-Q200 automotive qualification. These parts are suitable when design requirements mandate formal automotive component certification. RMCF1206FT301K and CRCW1206301KFKEA maintain Active status, while ERJ-8ENF3013V is classified as Not For New Designs and should not be selected for new product development.

For Enhanced Pulse Withstanding

CRCW1206301KFKEAHP (Vishay Dale) provides 0.75W power rating with pulse withstanding capability while maintaining AEC-Q200 qualification. This variant is selected when circuit analysis indicates requirement for higher transient energy absorption or thermal margin beyond standard 0.25W specification.

Supply Chain Continuity

All substitute parts listed maintain ROHS3 compliance and MSL 1 rating, ensuring environmental and moisture handling compatibility with the main part. Inventory levels vary significantly; CRCW1206301KFKEAHP (100,838 pcs) and RMCF1206FT301K (115,964 pcs) offer substantial stock availability.

Frequently Asked Questions (FAQ)

Q: Can CRCW1206301KFKEAHP (0.75W) be used as a direct replacement for RCS3216F3013CS (0.25W)?

A: Yes, from an electrical and mechanical standpoint. The 0.75W variant maintains identical resistance (301 kOhms), tolerance (±1%), package (1206), and temperature characteristics. The higher power rating provides additional thermal margin and pulse withstanding capability. However, circuit board layout and thermal design must accommodate the slightly different physical dimensions (3.10mm L x 1.60mm W vs. 3.20mm L x 1.60mm W).

Q: What is the difference between parts with and without AEC-Q200 qualification?

A: AEC-Q200 is an automotive industry qualification standard. Parts carrying this certification (CRCW1206301KFKEA, RMCF1206FT301K, ERJ-8ENF3013V, CRCW1206301KFKEAHP) have undergone additional testing and validation for automotive applications. The main part (RCS3216F3013CS) does not carry this certification. Selection depends on whether the application requires formal automotive compliance.

Q: Why is ERJ-8ENF3013V marked as "Not For New Designs"?

A: This product status indicates the manufacturer has discontinued active development and recommends against use in new product designs. While the part remains functionally equivalent and in stock (2,023 pcs), it should only be selected for legacy system maintenance or existing design support. For new designs, select from parts with Active status: CR1206-FX-3013ELF, CRCW1206301KFKEA, RC1206FR-07301KL, or RMCF1206FT301K.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All parts listed, including the main part RCS3216F3013CS, carry ROHS3 compliance certification. All parts also maintain MSL 1 (Unlimited) moisture sensitivity level, indicating no special moisture handling precautions are required during storage or assembly.

Q: What determines mechanical compatibility between these parts?

A: All parts use identical 1206 (3216 Metric) package with 2 terminations. Physical dimensions vary slightly: length ranges from 3.10mm to 3.20mm, width is consistent at 1.60mm, and seated height ranges from 0.60mm to 0.75mm. These variations are within standard PCB design tolerances for 1206 components and do not affect footprint compatibility or soldering process parameters.

Q: Which substitute part offers the best supply availability?

A: RMCF1206FT301K (Stackpole Electronics Inc) and CRCW1206301KFKEAHP (Vishay Dale) offer the highest inventory levels at 115,964 and 100,838 pieces respectively. Both maintain Active product status and full compliance certifications. CR1206-FX-3013ELF (Bourns Inc.) provides 35,205 pieces in stock.

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