RCS3216F3571CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F3571CS is a 3.57 kOhms ±1% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This thick film resistor features anti-sulfur and moisture-resistant construction, operating across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part is currently Active in product status with 808 pieces in stock inventory.

Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design requirements mandate alternative manufacturer certifications such as automotive AEC-Q200 qualification. All substitute parts listed maintain electrical and mechanical compatibility within the specified parameter tolerances.

Substiute Parts

RCS3216F3571CS

Samsung Electro-MechanicsIn Stock: 889RCS3216F3571CS Datasheet

Current PartRFQ

AC1206FR-073K57L

YAGEOIn Stock: 10675AC1206FR-073K57L Datasheet

SimilarRFQ

CR1206-FX-3571ELF

Bourns Inc.In Stock: 15042CR1206-FX-3571ELF Datasheet

SimilarRFQ

CRCW12063K57FKEA

Vishay DaleIn Stock: 21709CRCW12063K57FKEA Datasheet

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ERJ-8ENF3571V

Panasonic Electronic ComponentsIn Stock: 92546ERJ-8ENF3571V Datasheet

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RC1206FR-073K57L

YAGEOIn Stock: 23421RC1206FR-073K57L Datasheet

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RMCF1206FT3K57

Stackpole Electronics IncIn Stock: 6197RMCF1206FT3K57 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

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

Mandatory Matching Parameters:

• Resistance value: 3.57 kOhms
• Tolerance: ±1%
• Power rating: 0.25W (1/4W)
• Package: 1206 (3216 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS3 compliance
• MSL 1 rating

Acceptable Variations:

• Manufacturer identity (different suppliers)
• Physical dimensions within package specification (length 0.122" to 0.126", height 0.024" to 0.030")
• Packaging format (Tape & Reel)
• Additional certifications (Automotive AEC-Q200)
• Product status (Active or Not For New Designs)

All six substitute parts meet these criteria and are electrically and mechanically interchangeable with the RCS3216F3571CS.

Parameter Comparison

Engineering Selection Recommendations

For Standard Industrial Applications: Select from AC1206FR-073K57L (YAGEO), CR1206-FX-3571ELF (Bourns), or RC1206FR-073K57L (YAGEO). All three are Active status parts with full RoHS3 compliance and MSL 1 rating. These options provide the widest availability and supply chain stability.

For Automotive Applications: Select from AC1206FR-073K57L (YAGEO), CRCW12063K57FKEA (Vishay Dale), RMCF1206FT3K57 (Stackpole), or ERJ-8ENF3571V (Panasonic). All four carry AEC-Q200 automotive qualification. Among these, AC1206FR-073K57L, CRCW12063K57FKEA, and RMCF1206FT3K57 are Active status and recommended for new designs.

For Legacy System Maintenance: ERJ-8ENF3571V (Panasonic) is marked "Not For New Designs" but remains available with 92,507 pieces in stock. This part is suitable only for replacement in existing systems where the original specification requires Panasonic components.

Supply Chain Considerations: CRCW12063K57FKEA (Vishay Dale) offers the highest inventory level at 21,698 pieces, followed by ERJ-8ENF3571V at 92,507 pieces. For immediate availability, these two options provide the shortest lead times.

Frequently Asked Questions (FAQ)

Q: Can I substitute RCS3216F3571CS with any of these parts in my circuit?

A: Yes. All listed substitute parts are electrically and mechanically equivalent. They share identical resistance (3.57 kΩ), tolerance (±1%), power rating (0.25W), package (1206), temperature coefficient (±100ppm/°C), and operating range (-55°C to 155°C). Direct substitution is valid without circuit redesign.

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

A: AEC-Q200 certification indicates the part meets automotive industry reliability and qualification standards. Parts with AEC-Q200 (AC1206FR-073K57L, CRCW12063K57FKEA, ERJ-8ENF3571V, RMCF1206FT3K57) are suitable for automotive applications. Parts without AEC-Q200 (RCS3216F3571CS, CR1206-FX-3571ELF, RC1206FR-073K57L) are suitable for general industrial and consumer applications.

Q: Why is ERJ-8ENF3571V marked "Not For New Designs"?

A: This designation indicates Panasonic has discontinued this part for new product development. However, it remains available for replacement in existing systems. For new designs, select from Active status alternatives such as AC1206FR-073K57L, CRCW12063K57FKEA, or RMCF1206FT3K57.

Q: Are there physical dimension differences between substitute parts?

A: Minor variations exist within the 1206 package specification. Length ranges from 0.122" to 0.126" (3.10mm to 3.20mm), and height ranges from 0.024" to 0.030" (0.60mm to 0.75mm). These variations are within standard 1206 tolerance and do not affect PCB layout or assembly compatibility.

Q: Do all parts have the same moisture sensitivity level?

A: Yes. All parts, including the main part RCS3216F3571CS and all substitutes, carry MSL 1 (Unlimited) rating. This means they have unlimited shelf life and require no special moisture control during storage or handling.

Q: Which substitute offers the best supply availability?

A: ERJ-8ENF3571V (Panasonic) has the highest inventory at 92,507 pieces. However, this part is not recommended for new designs. For new designs with strong availability, CRCW12063K57FKEA (Vishay Dale) at 21,698 pieces and RC1206FR-073K57L (YAGEO) at 23,378 pieces are preferred options.

Q: Can I mix different manufacturers in the same production batch?

A: Yes. All substitute parts meet identical electrical and mechanical specifications. Mixing manufacturers in the same batch is acceptable from a functional standpoint. However, verify your quality assurance and traceability requirements, as some applications may mandate single-source components.