RC3216F430CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F430CS is a 43 Ohm ±1% 0.25W (1/4W) thick film chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This component is classified as Active product status with moisture-resistant construction and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, operating temperature range). Alternative sources become necessary for supply chain continuity, inventory availability, or application-specific requirements such as automotive qualification.

Key Parameters

Parameter	Value	Specification Basis
Resistance	43 Ohms	Primary electrical specification
Tolerance	±1%	Precision requirement
Power Rating	0.25W (1/4W)	Thermal dissipation capacity
Package / Case	1206 (3216 Metric)	Physical footprint and PCB compatibility
Composition	Thick Film	Manufacturing technology
Operating Temperature	-55°C ~ 155°C	Environmental operating range
Temperature Coefficient	±100ppm/°C	Stability over temperature
Number of Terminations	2	Connection points
RoHS Status	ROHS3 Compliant	Environmental compliance
Moisture Sensitivity Level	1 (Unlimited)	Handling and storage requirements

Substitute Part Grouping Explanation

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

Mandatory Matching Criteria:

Resistance value: 43 Ohms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Operating temperature range: -55°C ~ 155°C
Temperature coefficient: ±100ppm/°C
Number of terminations: 2
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

Substitution Categories:

Direct Equivalents (identical electrical and mechanical specifications):

CR1206-FX-43R0ELF (Bourns Inc.)
RC1206FR-0743RL (YAGEO)
RMCF1206FT43R0 (Stackpole Electronics Inc)

Qualified Equivalents (identical core specifications with automotive certification):

ERJ-8ENF43R0V (Panasonic Electronic Components) – AEC-Q200 rated
AC1206FR-0743RL (YAGEO) – AEC-Q200 rated
CRCW120643R0FKEA (Vishay Dale) – AEC-Q200 rated

Enhanced Performance Variant (higher power rating, same package):

CRCW120643R0FKEAHP (Vishay Dale) – 0.75W (3/4W) rating with pulse withstanding capability

All substitute parts maintain identical package footprint (1206), termination configuration (2-pin), and environmental compliance ratings. Dimensional variations in height (0.024" to 0.030" seated maximum) remain within standard PCB assembly tolerances.

Parameter Comparison

Parameter	RC3216F430CS (Samsung)	CR1206-FX-43R0ELF (Bourns)	ERJ-8ENF43R0V (Panasonic)	RC1206FR-0743RL (YAGEO)	AC1206FR-0743RL (YAGEO)	CRCW120643R0FKEA (Vishay Dale)	RMCF1206FT43R0 (Stackpole)
Resistance	43 Ω	43 Ω	43 Ω	43 Ω	43 Ω	43 Ω	43 Ω
Tolerance	±1%	±1%	±1%	±1%	±1%	±1%	±1%
Power Rating	0.25W	0.25W	0.25W	0.25W	0.25W	0.25W	0.25W
Package	1206	1206	1206	1206	1206	1206	1206
Composition	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film
Operating Temp	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Temp Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C
Height (Max)	0.026"	0.030"	0.028"	0.026"	0.026"	0.024"	0.028"
RoHS Status	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3
MSL Rating	1	1	1	1	1	1	1
Product Status	Active	Active	Not For New Designs	Active	Active	Active	Active
Automotive Cert	None	None	AEC-Q200	None	AEC-Q200	AEC-Q200	AEC-Q200

Engineering Selection Recommendations

For Standard Industrial Applications: Select CR1206-FX-43R0ELF (Bourns Inc.) or RC1206FR-0743RL (YAGEO) as primary alternatives. Both maintain identical electrical specifications and Active product status. CR1206-FX-43R0ELF offers highest inventory availability (25,873 pcs). RC1206FR-0743RL provides equivalent performance with slightly reduced seated height (0.026").

For Automotive Applications (AEC-Q200 Required): Select AC1206FR-0743RL (YAGEO), CRCW120643R0FKEA (Vishay Dale), or RMCF1206FT43R0 (Stackpole Electronics Inc). All three carry AEC-Q200 automotive qualification. CRCW120643R0FKEA provides lowest seated height (0.024"). RMCF1206FT43R0 and AC1206FR-0743RL offer balanced performance across all parameters.

For High-Reliability or Pulse-Withstanding Applications: CRCW120643R0FKEAHP (Vishay Dale) provides enhanced 0.75W (3/4W) power rating with pulse withstanding capability while maintaining identical 1206 package footprint and AEC-Q200 certification. This variant accommodates higher transient stress conditions.

Avoid for New Designs: ERJ-8ENF43R0V (Panasonic Electronic Components) carries "Not For New Designs" status despite AEC-Q200 qualification. Use only for legacy system maintenance or replacement applications.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC3216F430CS with any 43 Ohm 1206 resistor?

A: No. Substitution requires matching all specified parameters: 43 Ohms ±1% tolerance, 0.25W power rating, thick film composition, -55°C to 155°C operating range, ±100ppm/°C temperature coefficient, and ROHS3 compliance. Deviations in any parameter disqualify the part.

Q: What is the difference between direct equivalents and qualified equivalents?

A: Direct equivalents (CR1206-FX-43R0ELF, RC1206FR-0743RL, RMCF1206FT43R0) match all electrical and mechanical specifications without additional certifications. Qualified equivalents (AC1206FR-0743RL, CRCW120643R0FKEA, ERJ-8ENF43R0V) add AEC-Q200 automotive qualification, suitable for automotive and high-reliability applications.

Q: Does the height variation (0.024" to 0.030") affect PCB assembly compatibility?

A: Height variations remain within standard PCB assembly tolerances for 1206 components. All listed substitutes are mechanically compatible with standard 1206 footprints. Verify specific assembly equipment clearance requirements if height-critical applications exist.

Q: Why is ERJ-8ENF43R0V marked "Not For New Designs"?

A: This designation indicates the manufacturer (Panasonic) has discontinued active development for this product line. While electrically and mechanically equivalent, it should be used only for legacy system maintenance or replacement. New designs should select from Active status alternatives.

Q: Can CRCW120643R0FKEAHP (0.75W) replace RC3216F430CS (0.25W)?

A: Yes, for direct substitution. The higher power rating (0.75W vs 0.25W) provides additional thermal margin and pulse withstanding capability. The component maintains identical 1206 package footprint, resistance, tolerance, and operating temperature range. Use when enhanced reliability or transient stress tolerance is required.

Q: What packaging formats are available for these substitutes?

A: Most substitutes are supplied in Tape & Reel (TR) format for automated assembly. CRCW120643R0FKEAHP is available in Cut Tape (CT) & Digi-Reel® format. Verify packaging compatibility with your procurement and assembly processes.

Q: Are all listed substitutes ROHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original RC3216F430CS specifications.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message