RC3216F3741CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F3741CS is a 3.74 kOhms ±1% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This thick film, moisture-resistant resistor operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently in active production status with 788 pieces available in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility.

Substiute Parts

RC3216F3741CS

Samsung Electro-MechanicsIn Stock: 823RC3216F3741CS Datasheet

Current PartRFQ

RC1206FR-073K74L

YAGEOIn Stock: 33253RC1206FR-073K74L Datasheet

DirectRFQ

CRCW12063K74FKEA

Vishay DaleIn Stock: 19493CRCW12063K74FKEA Datasheet

SimilarRFQ

ERJ-8ENF3741V

Panasonic Electronic ComponentsIn Stock: 61895ERJ-8ENF3741V Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC3216F3741CS are qualified based on the following critical parameters:

Electrical Equivalence: Resistance value of 3.74 kOhms, tolerance of ±1%, and power rating of 0.25W (1/4W) must match exactly.

Mechanical Compatibility: Package type 1206 (3216 Metric) with 2 terminations ensures PCB footprint compatibility. Dimensional variations within supplier specifications (length 3.10mm to 3.20mm, width 1.60mm, height 0.60mm to 0.70mm) are acceptable for standard SMD assembly processes.

Environmental & Compliance Requirements: Operating temperature range -55°C to 155°C, temperature coefficient ±100ppm/°C, ROHS3 compliance, and MSL 1 rating must be maintained.

Composition & Features: Thick film construction with moisture resistance ensures equivalent performance characteristics and reliability in standard industrial applications.

All identified substitutes meet these criteria and are suitable for direct replacement in circuit designs.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute (Recommended for New Designs): RC1206FR-073K74L (YAGEO) is the preferred equivalent. This part maintains active production status, offers superior stock availability (33170 units), and is explicitly recommended for new circuit designs. Electrical and mechanical specifications are identical to the main part.

Secondary Substitute (Automotive Applications): CRCW12063K74FKEA (Vishay Dale) is suitable for applications requiring AEC-Q200 automotive qualification. This part carries automotive-grade certification and is actively produced. Use this substitute when automotive reliability standards are specified in design requirements.

Legacy Substitute (Existing Designs Only): ERJ-8ENF3741V (Panasonic Electronic Components) carries "Not For New Designs" status and should be used only for maintenance or repair of existing circuit boards. While electrically and mechanically equivalent, this part is not recommended for new product development. Highest stock availability (61804 units) makes it suitable for high-volume legacy support.

All three substitutes are ROHS3 compliant, carry MSL 1 ratings, and operate within the specified temperature range. Selection should be based on design phase (new vs. legacy), application requirements (standard vs. automotive), and supply chain availability.

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-073K74L be used as a direct replacement for RC3216F3741CS?

A: Yes. Both parts share identical electrical specifications (3.74 kOhms ±1%, 0.25W), operate across -55°C to 155°C, and use the 1206 (3216 Metric) package. Mechanical dimensions are within standard SMD assembly tolerances. The parts are electrically and mechanically interchangeable.

Q: What is the difference between the YAGEO and Vishay Dale substitutes?

A: RC1206FR-073K74L (YAGEO) is a standard industrial-grade resistor. CRCW12063K74FKEA (Vishay Dale) carries AEC-Q200 automotive qualification. Both are electrically identical. Select Vishay Dale only if automotive reliability certification is required by design specifications.

Q: Why is ERJ-8ENF3741V marked "Not For New Designs"?

A: This designation indicates the part is in mature/legacy production phase. Panasonic continues to manufacture and support this part for existing applications, but recommends newer alternatives for new product development. Use this part only for repairs or maintenance of existing circuit boards using this component.

Q: Are there packaging differences between these substitutes?

A: Yes. RC3216F3741CS is supplied in bulk packaging. RC1206FR-073K74L and ERJ-8ENF3741V are supplied in Tape & Reel (TR) format. CRCW12063K74FKEA is supplied in Cut Tape (CT) and Digi-Reel® format. Packaging type affects procurement and assembly processes but does not impact electrical or mechanical performance.

Q: Do all substitutes meet RoHS3 and MSL requirements?

A: Yes. All four parts (main part and three substitutes) are ROHS3 compliant with MSL 1 (Unlimited) rating. They are suitable for standard industrial and commercial applications without moisture sensitivity constraints.

Q: What is the temperature coefficient specification and why does it matter?

A: All parts have a temperature coefficient of ±100ppm/°C. This specification defines the maximum resistance change per degree Celsius across the operating temperature range. Identical coefficients ensure equivalent performance in temperature-sensitive circuit applications.

Q: Can these parts be used interchangeably in high-volume production?

A: Yes, with supply chain planning. YAGEO (33170 units) and Panasonic (61804 units) offer higher stock levels than Samsung (788 units). For high-volume production, YAGEO or Panasonic substitutes provide better supply continuity. Vishay Dale (19413 units) offers a middle-ground option with automotive certification.