RCS3216F184CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F184CS is a 180 kOhms ±1% 0.25W (1/4W) chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This thick film resistor features anti-sulfur and moisture-resistant construction, designed for general-purpose applications requiring stable resistance values across extended temperature ranges. The part maintains Active product status with 969 units currently in stock. Substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, operating temperature range) to ensure direct functional equivalence in circuit applications.

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

Substitute parts for the RCS3216F184CS are qualified based on the following criteria:

Electrical Parameters (Must Match):

Resistance value: 180 kOhms
Tolerance: ±1%
Power rating: 0.25W (1/4W) or higher
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C minimum

Mechanical Parameters (Must Match):

Package / Case: 1206 (3216 Metric)
Number of terminations: 2
Composition: Thick Film

Compliance Parameters:

RoHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Substitute parts are grouped into two categories: direct equivalents (matching all specifications including power rating) and compatible alternatives (matching core electrical and mechanical parameters with equal or higher power ratings or additional certifications such as AEC-Q200 automotive qualification).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp (°C)	Product Status	RoHS	MSL	Inventory
RCS3216F184CS	Samsung Electro-Mechanics	180 kOhms	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Active	ROHS3	1	969
RC3216F184CS	Samsung Electro-Mechanics	180 kOhms	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Active	ROHS3	1	878
AC1206FR-07180KL	YAGEO	180 kOhms	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Active	ROHS3	1	8445
CRCW1206180KFKEA	Vishay Dale	180 kOhms	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Active	ROHS3	1	4740
CRCW1206180KFKEAHP	Vishay Dale	180 kOhms	±1%	0.75	1206	±100ppm/°C	-55 ~ 155	Active	ROHS3	1	19271
ERJ-8ENF1803V	Panasonic Electronic Components	180 kOhms	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Not For New Designs	ROHS3	1	7911
RC1206FR-07180KL	YAGEO	180 kOhms	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Active	ROHS3	1	30200

Engineering Selection Recommendations

Primary Substitutes (Active Status, Direct Equivalents):

RC3216F184CS (Samsung Electro-Mechanics) and RC1206FR-07180KL (YAGEO) are direct functional equivalents with matching electrical and mechanical specifications. Both maintain Active product status and are suitable for new designs. RC1206FR-07180KL offers the highest inventory availability (30,200 units).

AC1206FR-07180KL (YAGEO) is an Active substitute with automotive AEC-Q200 qualification, appropriate for applications requiring automotive-grade reliability. This part is available in high volume (8,445 units).

CRCW1206180KFKEA (Vishay Dale) is an Active substitute with automotive AEC-Q200 qualification and matching 0.25W power rating. Inventory availability is 4,740 units.

Higher Power Alternative:

CRCW1206180KFKEAHP (Vishay Dale) provides 0.75W (3/4W) power rating in the same 1206 package with automotive AEC-Q200 qualification and pulse withstanding capability. This part is suitable for applications requiring higher power dissipation margin. Inventory is 19,271 units.

Legacy Status:

ERJ-8ENF1803V (Panasonic Electronic Components) carries "Not For New Designs" status and should not be selected for new circuit development, though it remains functionally compatible for maintenance or legacy system applications.

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-07180KL directly replace RCS3216F184CS?

A: Yes. Both parts share identical electrical specifications (180 kOhms ±1%, 0.25W), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and 1206 package format. Mechanical dimensions and termination count are equivalent. Both are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between CRCW1206180KFKEA and CRCW1206180KFKEAHP?

A: The primary difference is power rating. CRCW1206180KFKEA is rated 0.25W (1/4W), while CRCW1206180KFKEAHP is rated 0.75W (3/4W). Both use the same 1206 package and share automotive AEC-Q200 qualification. The higher power variant includes pulse withstanding capability. CRCW1206180KFKEAHP is suitable for applications requiring greater power dissipation capacity.

Q: Are automotive-qualified parts (AC1206FR-07180KL, CRCW1206180KFKEA) suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 qualification represents a higher reliability standard and is fully compatible with general-purpose applications. These parts meet or exceed the specifications required for non-automotive use.

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

A: This designation indicates the manufacturer has discontinued active development and support for this product line. While the part remains functionally compatible and available in inventory (7,911 units), it should not be selected for new circuit designs. Active alternatives such as RC1206FR-07180KL or AC1206FR-07180KL are recommended.

Q: Can I use CRCW1206180KFKEAHP (0.75W) in place of RCS3216F184CS (0.25W)?

A: Yes. Higher power rating components are mechanically and electrically compatible with lower power applications. The 0.75W rating provides additional thermal margin and is suitable for any circuit designed for 0.25W operation. All other specifications (resistance, tolerance, temperature coefficient, package, operating temperature) are identical.

Q: What packaging options are available for these substitutes?

A: Substitute parts are available in Cut Tape (CT) & Digi-Reel® or Tape & Reel (TR) formats. RC3216F184CS and CRCW1206180KFKEA use CT & Digi-Reel® packaging. AC1206FR-07180KL, CRCW1206180KFKEAHP, ERJ-8ENF1803V, and RC1206FR-07180KL use Tape & Reel (TR) packaging. Packaging selection depends on assembly process requirements and volume specifications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the environmental and regulatory requirements of the RCS3216F184CS.

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