RC3216F1543CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F1543CS is a 154 kOhm ±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 1092 units in current inventory. The RC series resistor is designed for general-purpose applications requiring moisture resistance and operates across the temperature range of -55°C to 155°C. Substitute parts are identified based on matching electrical specifications, mechanical compatibility, and compliance certifications to ensure functional equivalence in circuit applications.

Key Parameters

Parameter	Value	Unit
Resistance	154	kOhms
Tolerance	±1%	-
Power Rating	0.25	W (1/4W)
Package / Case	1206 (3216 Metric)	-
Composition	Thick Film	-
Temperature Coefficient	±100	ppm/°C
Operating Temperature Range	-55 to 155	°C
Moisture Sensitivity Level	1 (Unlimited)	-
RoHS Status	ROHS3 Compliant	-
Number of Terminations	2	-

Substitute Part Grouping Explanation

Substitution eligibility for the RC3216F1543CS is determined by strict equivalence across the following parameters:

Mandatory Matching Parameters:

Resistance value: 154 kOhms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C
Moisture Sensitivity Level: 1 (Unlimited)
RoHS compliance: ROHS3 Compliant

Acceptable Variations:

Manufacturer identity (different suppliers)
Packaging format (Tape & Reel vs. bulk)
Physical dimensions within tolerance (length ±0.004", height ±0.004")
Additional features (Automotive AEC-Q200, Anti-Sulfur) that do not conflict with base specifications
Product status transitions (Active to Not For New Designs acceptable for legacy applications)

Four substitute parts meet these criteria across multiple manufacturers.

Parameter Comparison

Parameter	RC3216F1543CS (Samsung)	RC1206FR-07154KL (YAGEO)	CRCW1206154KFKEA (Vishay Dale)	ERJ-8ENF1543V (Panasonic)	RMCS1206FT154K (Stackpole)
Resistance	154 kOhms	154 kOhms	154 kOhms	154 kOhms	154 kOhms
Tolerance	±1%	±1%	±1%	±1%	±1%
Power Rating	0.25W	0.25W	0.25W	0.25W	0.25W
Package	1206 (3216 Metric)	1206 (3216 Metric)	1206 (3216 Metric)	1206 (3216 Metric)	1206 (3216 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C
Operating Temperature	-55 to 155°C	-55 to 155°C	-55 to 155°C	-55 to 155°C	-55 to 155°C
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Length	0.126" (3.20mm)	0.122" (3.10mm)	0.126" (3.20mm)	0.126" (3.20mm)	0.122" (3.10mm)
Width	0.063" (1.60mm)	0.063" (1.60mm)	0.063" (1.60mm)	0.063" (1.60mm)	0.061" (1.55mm)
Height (Max)	0.026" (0.66mm)	0.026" (0.65mm)	0.024" (0.60mm)	0.028" (0.70mm)	0.026" (0.65mm)
Product Status	Active	Active	Active	Not For New Designs	Active
Inventory (Pcs)	1092	8898	22412	54708	1066

Engineering Selection Recommendations

Primary Selection (Active Status, Standard Applications): CRCW1206154KFKEA (Vishay Dale) is the preferred substitute for new designs. This part carries Active product status, ROHS3 compliance, and Automotive AEC-Q200 qualification. Inventory availability is highest at 22,412 units. The component meets all mandatory electrical and mechanical parameters with identical length and width dimensions to the original RC3216F1543CS.

Secondary Selection (Active Status, High Availability): RC1206FR-07154KL (YAGEO) provides equivalent electrical performance with Active product status and 8,898 units in stock. Slight dimensional variation in length (3.10mm vs. 3.20mm) remains within acceptable tolerance for 1206 package specifications.

Tertiary Selection (Active Status, Anti-Sulfur Feature): RMCS1206FT154K (Stackpole Electronics) offers Active product status with Anti-Sulfur thick film composition. This variant is suitable for applications requiring enhanced corrosion resistance. Inventory is limited at 1,066 units.

Legacy Applications Only: ERJ-8ENF1543V (Panasonic Electronic Components) carries "Not For New Designs" status and is suitable only for replacement or repair of existing assemblies. Despite highest inventory (54,708 units), this part should not be selected for new product development. Automotive AEC-Q200 qualification is present.

Compliance Verification: All four substitute parts maintain ROHS3 compliance, REACH Unaffected status, and MSL 1 (Unlimited) rating. ECCN classification is EAR99 for all variants. No additional compliance documentation is required for direct substitution.

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-07154KL replace RC3216F1543CS in existing designs?

A: Yes. RC1206FR-07154KL (YAGEO) is a direct electrical equivalent with identical resistance (154 kOhms), tolerance (±1%), power rating (0.25W), and operating temperature range (-55°C to 155°C). Physical dimensions vary slightly (length 3.10mm vs. 3.20mm), but both conform to 1206 package specifications. The component is Active status and ROHS3 compliant.

Q: What is the difference between moisture-resistant and anti-sulfur thick film compositions?

A: Both RC3216F1543CS (moisture-resistant) and RMCS1206FT154K (anti-sulfur) are thick film resistors with identical electrical specifications. Anti-sulfur composition provides additional protection against corrosion in high-humidity or chemically aggressive environments. Selection depends on application environment requirements, not electrical performance.

Q: Why is ERJ-8ENF1543V marked "Not For New Designs"?

A: ERJ-8ENF1543V carries "Not For New Designs" status indicating the manufacturer has discontinued active development and recommends alternative parts for new product development. This part remains functionally equivalent and is suitable for repair, replacement, or legacy production. New designs should select from Active status alternatives: CRCW1206154KFKEA, RC1206FR-07154KL, or RMCS1206FT154K.

Q: Are all substitute parts qualified for automotive applications?

A: CRCW1206154KFKEA and ERJ-8ENF1543V carry Automotive AEC-Q200 qualification. RC1206FR-07154KL and RMCS1206FT154K do not list AEC-Q200 qualification. For automotive applications, CRCW1206154KFKEA is the recommended selection.

Q: What is the maximum height variation among substitute parts?

A: Maximum seated height ranges from 0.024" (0.60mm) for CRCW1206154KFKEA to 0.028" (0.70mm) for ERJ-8ENF1543V. This 0.004" (0.10mm) variation is within standard 1206 package tolerance and does not affect PCB assembly or component placement.

Q: Can I mix different manufacturers in the same production batch?

A: Yes. All substitute parts meet identical electrical specifications, package dimensions, and compliance requirements. Mixed sourcing is permissible from a functional standpoint. However, manufacturing process variations may introduce minor differences in temperature coefficient performance or frequency response characteristics not specified in the provided parameters. Verify with your quality assurance process if consistency across batches is critical.

Q: Which substitute has the best inventory availability?

A: CRCW1206154KFKEA (Vishay Dale) has the highest inventory at 22,412 units. RC1206FR-07154KL (YAGEO) has 8,898 units. Both provide reliable supply for production requirements.

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