RC3216F184CS Equivalent & Substitute Parts

Part Overview

The RC3216F184CS is a 180 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 ROHS3 compliance. Equivalent and substitute parts are necessary when the primary part experiences supply constraints, inventory limitations, or when design requirements mandate specific certifications such as automotive AEC-Q200 qualification or enhanced pulse-withstanding capabilities.

Key Parameters

Parameter	Value
Resistance	180 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
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RC3216F184CS is determined by strict equivalence across the following critical parameters:

Core Electrical Parameters: Resistance value (180 kOhms), tolerance (±1%), power rating (0.25W), and temperature coefficient (±100ppm/°C) must match exactly.

Package Compatibility: All substitute parts must use the 1206 (3216 Metric) package with 2 terminations to ensure PCB footprint compatibility.

Environmental Specifications: Operating temperature range (-55°C ~ 155°C), RoHS3 compliance, and MSL rating (1 - Unlimited) must be maintained.

Composition: Thick film construction is required for all substitutes.

Substitute parts are categorized into two groups:

Direct Substitutes: Parts meeting all core parameters with identical or compatible physical dimensions and no additional certifications beyond the base requirements.

Similar Substitutes: Parts meeting all core parameters but featuring additional certifications (AEC-Q200 automotive qualification) or enhanced capabilities (pulse-withstanding, high-voltage rating) that provide extended functionality while maintaining backward compatibility.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Features	Product Status	RoHS3
RC3216F184CS	Samsung Electro-Mechanics	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Moisture Resistant	Active	Yes
ERJ-8ENF1803V	Panasonic Electronic Components	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200	Not For New Designs	Yes
RC1206FR-07180KL	YAGEO	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Moisture Resistant	Active	Yes
RMCF1206FT180K	Stackpole Electronics Inc	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200	Active	Yes
AC1206FR-07180KL	YAGEO	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Moisture Resistant	Active	Yes
CRCW1206180KFKEA	Vishay Dale	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200	Active	Yes
CRCW1206180KFKEAHP	Vishay Dale	180 kΩ	±1%	0.75	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Pulse Withstanding	Active	Yes
KTR18EZPF1803	Rohm Semiconductor	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200, High Voltage	Active	Yes
MCR18ERTF1803	Rohm Semiconductor	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Standard	Discontinued at DiGi Electronics	Yes
RMCF1206FG180K	Stackpole Electronics Inc	180 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200	Active	Yes

Engineering Selection Recommendations

For General-Purpose Applications (Non-Automotive):

RC1206FR-07180KL (YAGEO) is the primary direct substitute. This part maintains identical electrical specifications and moisture-resistant characteristics as the RC3216F184CS while offering Active product status and high inventory availability (30,200 units). Both parts are suitable for standard industrial and consumer applications requiring moisture resistance without automotive certification.

For Automotive Applications (AEC-Q200 Required):

RMCF1206FT180K (Stackpole Electronics Inc) or RMCF1206FG180K (Stackpole Electronics Inc) are recommended. Both parts carry AEC-Q200 automotive qualification, Active product status, and meet all core electrical parameters. Stackpole's RMCF series provides automotive-grade reliability with substantial inventory (28,655 and 20,778 units respectively).

AC1206FR-07180KL (YAGEO) combines automotive AEC-Q200 certification with moisture-resistant features, offering enhanced environmental protection for demanding automotive applications.

For High-Voltage or Pulse-Withstanding Applications:

KTR18EZPF1803 (Rohm Semiconductor) provides automotive AEC-Q200 qualification with high-voltage capability, suitable for circuits requiring enhanced voltage stress tolerance.

CRCW1206180KFKEAHP (Vishay Dale) offers pulse-withstanding characteristics with 0.75W power rating in the same 1206 package. This part is suitable only when higher power dissipation capacity is required; it is not a direct substitute for 0.25W applications.

Avoid:

ERJ-8ENF1803V (Panasonic) carries "Not For New Designs" status and should not be selected for new product development.

MCR18ERTF1803 (Rohm Semiconductor) is discontinued at DiGi Electronics and should be avoided for new designs despite remaining inventory.

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-07180KL replace RC3216F184CS in any application?

A: RC1206FR-07180KL is electrically and mechanically equivalent to RC3216F184CS. Both share identical resistance (180 kΩ), tolerance (±1%), power rating (0.25W), package (1206), temperature coefficient (±100ppm/°C), and operating range (-55°C ~ 155°C). The primary difference is packaging format (Tape & Reel vs. Cut Tape). Direct substitution is valid for all non-automotive applications.

Q: What is the difference between direct substitutes and similar substitutes?

A: Direct substitutes (RC1206FR-07180KL, RMCF1206FT180K) match all core electrical and mechanical parameters of the RC3216F184CS without additional certifications. Similar substitutes add automotive AEC-Q200 qualification (AC1206FR-07180KL, KTR18EZPF1803, CRCW1206180KFKEA) or enhanced capabilities (CRCW1206180KFKEAHP with pulse-withstanding). Similar substitutes are backward compatible but provide extended functionality.

Q: Is CRCW1206180KFKEAHP a valid substitute?

A: CRCW1206180KFKEAHP is not a direct substitute due to its 0.75W power rating versus the 0.25W requirement of RC3216F184CS. This part is suitable only in applications where higher power dissipation is required and the circuit design permits the increased thermal output.

Q: Why is ERJ-8ENF1803V marked "Not For New Designs"?

A: ERJ-8ENF1803V carries Panasonic's "Not For New Designs" status, indicating the manufacturer is phasing out this product line. While electrically equivalent, this designation means Panasonic does not recommend its use in new product development. Existing inventory may be available for legacy system support only.

Q: Can I use MCR18ERTF1803 as a substitute?

A: MCR18ERTF1803 is electrically equivalent but is discontinued at DiGi Electronics. While limited inventory (1,431 units) remains, this part should not be selected for new designs due to supply discontinuation risk.

Q: What packaging formats are available for 180 kΩ ±1% 1206 resistors?

A: Available packaging formats include Cut Tape (CT) & Digi-Reel® (RC3216F184CS, MCR18ERTF1803, CRCW1206180KFKEA) and Tape & Reel (TR) (ERJ-8ENF1803V, RC1206FR-07180KL, RMCF1206FT180K, AC1206FR-07180KL, CRCW1206180KFKEAHP, KTR18EZPF1803, RMCF1206FG180K). Selection depends on assembly process requirements and minimum order quantities.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL rating of 1 (Unlimited), matching the environmental and regulatory requirements of the RC3216F184CS.

Q: Which substitute offers the best inventory availability?

A: RC1206FR-07180KL (YAGEO) provides the highest inventory availability at 30,200 units, followed by CRCW1206180KFKEAHP (Vishay Dale) at 19,271 units and RMCF1206FG180K (Stackpole) at 20,778 units.

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