RCS3216F820CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F820CS is a 82 Ohm ±1% 0.25W (1/4W) chip resistor manufactured by Samsung Electro-Mechanics in the 1206 (3216 Metric) package. This thick film resistor features anti-sulfur and moisture-resistant properties, operating across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part is ROHS3 compliant and carries MSL 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when alternative sourcing is required for supply chain optimization, or when design requirements necessitate enhanced specifications such as higher power ratings or automotive-grade certifications.

Key Parameters

Parameter	Value
Resistance	82 Ohms
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
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RCS3216F820CS is determined by the following critical parameters:

Primary Substitution Criteria:

Resistance value: 82 Ohms (exact match required)
Tolerance: ±1% (exact match required)
Package: 1206 (3216 Metric) (exact match required)
Temperature coefficient: ±100ppm/°C (exact match required)
Operating temperature range: -55°C ~ 155°C (exact match required)
Composition: Thick Film (exact match required)

Secondary Compatibility Factors:

Power rating: 0.25W minimum (higher ratings are acceptable for uprating applications)
RoHS compliance: ROHS3 (required for regulatory compliance)
Moisture sensitivity: MSL 1 (required for unlimited shelf life)

Parts are grouped into three categories based on these parameters:

Category 1 - Direct Equivalents (0.25W, Standard Features): Parts matching all primary criteria with identical 0.25W power rating and standard moisture-resistant features.

Category 2 - Automotive-Grade Equivalents (0.25W, AEC-Q200): Parts matching all primary criteria with 0.25W power rating and automotive AEC-Q200 certification.

Category 3 - Enhanced Specifications: Parts matching all primary criteria but with higher power ratings (0.5W or 0.75W) or additional certifications (pulse withstanding, automotive-grade).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Features	Certifications	Product Status
RCS3216F820CS	Samsung Electro-Mechanics	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Anti-Sulfur, Moisture Resistant	ROHS3, MSL 1	Active
RC3216F820CS	Samsung Electro-Mechanics	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Moisture Resistant	ROHS3, MSL 1	Active
RC1206FR-0782RL	YAGEO	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Moisture Resistant	ROHS3, MSL 1	Active
AC1206FR-0782RL	YAGEO	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Moisture Resistant	ROHS3, MSL 1, AEC-Q200	Active
CR1206-FX-82R0ELF	Bourns Inc.	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Moisture Resistant	ROHS3, MSL 1	Active
CRCW120682R0FKEA	Vishay Dale	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200	ROHS3, MSL 1, AEC-Q200	Active
CRCW120682R0FKEAHP	Vishay Dale	82 Ω	±1%	0.75	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Pulse Withstanding	ROHS3, MSL 1, AEC-Q200	Active
ERJ-8ENF82R0V	Panasonic Electronic Components	82 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200	ROHS3, MSL 1, AEC-Q200	Not For New Designs
ESR18EZPF82R0	Rohm Semiconductor	82 Ω	±1%	0.5	1206	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Pulse Withstanding	ROHS3, MSL 1, AEC-Q200	Active

Engineering Selection Recommendations

For Direct Replacement (Standard Applications): RC3216F820CS, RC1206FR-0782RL, and CR1206-FX-82R0ELF are direct functional equivalents to RCS3216F820CS. All three maintain identical electrical specifications, package dimensions, and operating parameters. Selection among these three depends on availability and packaging format preference (Cut Tape vs. Tape & Reel).

For Automotive Applications: AC1206FR-0782RL, CRCW120682R0FKEA, and ESR18EZPF82R0 are suitable for designs requiring AEC-Q200 automotive-grade certification. These parts meet the same electrical specifications as the primary part while providing automotive qualification. CRCW120682R0FKEA and ESR18EZPF82R0 offer enhanced reliability through pulse withstanding capability.

For Power Uprating: CRCW120682R0FKEAHP provides 0.75W power rating in the same 1206 package with automotive AEC-Q200 certification and pulse withstanding features. This part is suitable for applications requiring higher power dissipation while maintaining the same resistance value and tolerance.

For Enhanced Power Dissipation: ESR18EZPF82R0 offers 0.5W power rating with automotive AEC-Q200 certification and pulse withstanding capability, providing a mid-range option between standard 0.25W and high-power 0.75W ratings.

Obsolescence Consideration: ERJ-8ENF82R0V carries "Not For New Designs" status and should be avoided for new product development despite meeting all electrical specifications.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1206FR-0782RL for RCS3216F820CS in my design?

A: Yes. RC1206FR-0782RL is a direct functional equivalent. Both parts share identical resistance (82 Ω), tolerance (±1%), power rating (0.25W), package (1206), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). The primary difference is manufacturer (YAGEO vs. Samsung Electro-Mechanics) and packaging format. Verify your procurement system accepts YAGEO as an approved supplier.

Q: What is the difference between CRCW120682R0FKEA and CRCW120682R0FKEAHP?

A: Both parts are manufactured by Vishay Dale with identical resistance, tolerance, package, and operating temperature specifications. The key difference is power rating: CRCW120682R0FKEA is rated 0.25W, while CRCW120682R0FKEAHP is rated 0.75W. The higher-power variant (FKEAHP) also includes pulse withstanding capability. Use CRCW120682R0FKEAHP only if your circuit requires higher power dissipation capacity.

Q: Are automotive-grade parts (AEC-Q200) compatible with non-automotive applications?

A: Yes. Automotive-grade parts such as AC1206FR-0782RL, CRCW120682R0FKEA, and ESR18EZPF82R0 meet all specifications required for standard industrial and consumer applications. AEC-Q200 certification indicates additional qualification testing and reliability assurance, making these parts suitable for any application requiring the specified electrical characteristics. No design modification is necessary.

Q: Why does ESR18EZPF82R0 have a 0.5W rating instead of 0.25W?

A: ESR18EZPF82R0 is designed with enhanced power dissipation capability (0.5W) while maintaining the same 1206 package footprint. This higher rating provides additional thermal margin in applications with moderate power dissipation. The part is fully compatible with designs requiring 0.25W or lower, as it can safely operate at reduced power levels.

Q: Can I use CRCW120682R0FKEAHP (0.75W) as a direct replacement for RCS3216F820CS (0.25W)?

A: Yes, from an electrical and mechanical standpoint. CRCW120682R0FKEAHP maintains identical resistance, tolerance, package, and temperature specifications. The higher power rating (0.75W vs. 0.25W) provides additional thermal capacity without affecting circuit operation. However, verify that your PCB layout and thermal design accommodate the slightly different physical dimensions (height: 0.65mm vs. 0.66mm for the original part).

Q: What does "Not For New Designs" mean for ERJ-8ENF82R0V?

A: This status indicates that Panasonic has designated this part as obsolete or end-of-life for new product development. While ERJ-8ENF82R0V meets all electrical specifications and remains functionally equivalent, it should not be selected for new designs due to potential future unavailability. Use alternative parts such as CRCW120682R0FKEA or AC1206FR-0782RL instead.

Q: Are there dimensional differences between substitute parts that affect PCB layout?

A: Minor dimensional variations exist. Most parts maintain 0.126" L x 0.063" W (3.20mm x 1.60mm) footprint, but AC1206FR-0782RL and CRCW120682R0FKEAHP measure 0.122" L x 0.063" W (3.10mm x 1.60mm). Height variations range from 0.024" to 0.030" (0.60mm to 0.75mm). These differences are within standard 1206 package tolerance and do not require PCB redesign. Verify with your PCB design tool if tight height constraints exist.

Q: Which substitute part offers the best availability?

A: RC1206FR-0782RL (YAGEO) shows the highest inventory level at 219,081 pieces. CR1206-FX-82R0ELF (Bourns) follows with 25,486 pieces. Both parts are in active production with stable supply. For automotive applications, CRCW120682R0FKEA (Vishay Dale) offers 32,651 pieces in stock.

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