RC3216F2943CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F2943CS is a 294 kOhms ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture resistant characteristics and operates across the temperature range of -55°C to 155°C. The part is ROHS3 compliant and carries MSL Level 1 rating, indicating unlimited moisture sensitivity protection. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental compliance requirements.

Key Parameters

Parameter	Specification
Resistance Value	294 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
Moisture Sensitivity Level	MSL 1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RC3216F2943CS is determined by strict equivalence across the following critical parameters:

Electrical Parameters: Resistance value (294 kOhms), tolerance (±1%), and power rating (0.25W) must be identical. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C ~ 155°C) establish thermal performance boundaries.

Mechanical Parameters: Package type (1206 / 3216 Metric) and composition (thick film) define physical and functional compatibility. Termination count (2) is fixed.

Compliance Parameters: RoHS3 compliance and MSL Level 1 rating are mandatory for direct substitution. REACH unaffected status applies uniformly across all listed parts.

All identified substitute parts meet these criteria. Variations in physical dimensions (length, width, height) within the 1206 package specification and packaging format (Tape & Reel) do not affect electrical or functional substitutability.

Parameter Comparison

Parameter	RC3216F2943CS (Samsung)	RC1206FR-07294KL (YAGEO)	CRCW1206294KFKEA (Vishay Dale)	ERJ-8ENF2943V (Panasonic)
Resistance	294 kOhms	294 kOhms	294 kOhms	294 kOhms
Tolerance	±1%	±1%	±1%	±1%
Power Rating	0.25W	0.25W	0.25W	0.25W
Package	1206 (3216 Metric)	1206 (3216 Metric)	1206 (3216 Metric)	1206 (3216 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
MSL Rating	MSL 1	MSL 1	MSL 1	MSL 1
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Not For New Designs
Length	0.126" (3.20mm)	0.122" (3.10mm)	0.126" (3.20mm)	0.126" (3.20mm)
Width	0.063" (1.60mm)	0.063" (1.60mm)	0.063" (1.60mm)	0.063" (1.60mm)
Height (Max)	0.026" (0.66mm)	0.026" (0.65mm)	0.024" (0.60mm)	0.028" (0.70mm)

Engineering Selection Recommendations

RC1206FR-07294KL (YAGEO): Direct equivalent with Active product status. Suitable for new designs and production applications. Moisture resistant thick film composition matches the primary part specification. Tape & Reel packaging supports automated assembly processes.

CRCW1206294KFKEA (Vishay Dale): Direct equivalent with Active product status. Includes AEC-Q200 automotive qualification, providing enhanced reliability for automotive and harsh environment applications. Lowest maximum seated height (0.024") may be advantageous in space-constrained designs. Tape & Reel packaging standard.

ERJ-8ENF2943V (Panasonic): Electrical and mechanical equivalent; however, product status is classified as "Not For New Designs." This part is suitable for replacement, repair, and legacy system applications only. AEC-Q200 automotive qualification is present. Highest maximum seated height (0.028") should be verified against PCB clearance requirements. Not recommended for new product development.

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-07294KL replace RC3216F2943CS in new designs?

A: Yes. RC1206FR-07294KL is a direct electrical and mechanical equivalent with Active product status. All critical parameters including resistance, tolerance, power rating, package type, temperature range, and compliance certifications are identical.

Q: What is the difference between moisture resistant and automotive AEC-Q200 variants?

A: The primary RC3216F2943CS and RC1206FR-07294KL are specified as moisture resistant thick film resistors. CRCW1206294KFKEA and ERJ-8ENF2943V include AEC-Q200 automotive qualification, indicating additional testing and reliability requirements for automotive applications. Both feature sets are compatible with the 1206 package and 294 kOhms ±1% specification.

Q: Are physical dimension variations within the 1206 package critical for substitution?

A: Minor variations in length (0.122" to 0.126"), width (0.063" constant), and height (0.024" to 0.028") are within 1206 package tolerance. These variations do not affect electrical performance or standard PCB footprint compatibility. Verify clearance for components with maximum height of 0.028" (ERJ-8ENF2943V) in space-constrained layouts.

Q: Why is ERJ-8ENF2943V marked "Not For New Designs"?

A: Product status reflects manufacturer lifecycle management. ERJ-8ENF2943V remains available for replacement and repair of existing systems but is not recommended for new product development. For new designs, select RC1206FR-07294KL or CRCW1206294KFKEA, both with Active status.

Q: Does packaging format (Tape & Reel) affect substitutability?

A: Tape & Reel packaging is a supply and assembly format that does not affect electrical or mechanical substitutability. All listed substitutes are available in Tape & Reel format, supporting automated pick-and-place assembly. Verify packaging availability with your supplier for production requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. RC3216F2943CS, RC1206FR-07294KL, CRCW1206294KFKEA, and ERJ-8ENF2943V are all ROHS3 compliant with MSL Level 1 rating and REACH unaffected status, meeting current environmental and regulatory requirements.

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