RCS3216J202CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216J202CS is a 2 kOhms ±5% 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 anti-sulfur and moisture-resistant characteristics, operating across -55°C to 155°C temperature range. ROHS3 compliance and MSL 1 rating support deployment in standard industrial and commercial applications.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package type, dimensions, termination count), and environmental performance parameters. Substitutes enable design flexibility, supply chain optimization, and alternative sourcing when the primary part becomes unavailable.

Key Parameters

Parameter	Value	Unit
Resistance	2	kOhms
Tolerance	±5%	-
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

Substitute parts are classified into two categories based on tolerance specification:

Category 1: Tighter Tolerance Substitutes (±1%) These parts maintain the same 2 kOhms resistance, 0.25W power rating, and 1206 package but offer improved tolerance specification. Substitution is valid when circuit design permits tolerance tightening without functional impact. Parts in this category include AF1206FR-072KL, AC1206FR-072KL, CR1206-FX-2001ELF, CRCW12062K00FKEA, ERJ-8ENF2001V, and RC1206FR-072KL.

Category 2: Matching Tolerance Substitutes (±5%) These parts maintain identical electrical and mechanical specifications as the main part. Direct substitution is applicable without design modification. Parts in this category include AC1206JR-072KL and RC1206JR-072KL.

Category 3: Enhanced Power Rating Substitutes (0.75W) The part CRCW12062K00FKEAHP provides higher power dissipation capability (0.75W versus 0.25W) while maintaining 2 kOhms resistance and 1206 package. This substitute is applicable in designs requiring increased thermal margin or pulse withstanding capability.

Category 4: Intermediate Power Rating Substitutes (0.5W) The part ESR18EZPF2001 provides intermediate power rating (0.5W) with ±1% tolerance and pulse withstanding features, suitable for applications requiring enhanced reliability margin.

Substitution validity is determined by: (1) matching resistance value (2 kOhms), (2) compatible package/case (1206 3216 Metric), (3) equal or tighter tolerance specification, (4) equal or higher power rating, (5) matching or superior environmental performance (temperature range, moisture resistance, compliance certifications).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Temp Range (°C)	Features	RoHS	MSL	Status
RCS3216J202CS	Samsung Electro-Mechanics	2 kΩ	±5%	0.25	1206	±100	-55 to 155	Anti-Sulfur, Moisture Resistant	ROHS3	1	Active
AF1206FR-072KL	YAGEO	2 kΩ	±1%	0.25	1206	±100	-55 to 155	Anti-Sulfur, Automotive AEC-Q200	ROHS3	1	Active
AC1206FR-072KL	YAGEO	2 kΩ	±1%	0.25	1206	±100	-55 to 155	Automotive AEC-Q200, Moisture Resistant	ROHS3	1	Active
AC1206JR-072KL	YAGEO	2 kΩ	±5%	0.25	1206	±100	-55 to 155	Automotive AEC-Q200, Moisture Resistant	ROHS3	1	Active
CR1206-FX-2001ELF	Bourns Inc.	2 kΩ	±1%	0.25	1206	±100	-55 to 155	Moisture Resistant	ROHS3	1	Active
CRCW12062K00FKEA	Vishay Dale	2 kΩ	±1%	0.25	1206	±100	-55 to 155	Automotive AEC-Q200	ROHS3	1	Active
CRCW12062K00FKEAHP	Vishay Dale	2 kΩ	±1%	0.75	1206	±100	-55 to 155	Automotive AEC-Q200, Pulse Withstanding	ROHS3	1	Active
ERJ-8ENF2001V	Panasonic Electronic Components	2 kΩ	±1%	0.25	1206	±100	-55 to 155	Automotive AEC-Q200	ROHS3	1	Not For New Designs
ESR18EZPF2001	Rohm Semiconductor	2 kΩ	±1%	0.5	1206	±100	-55 to 155	Automotive AEC-Q200, Pulse Withstanding	ROHS3	1	Active
RC1206FR-072KL	YAGEO	2 kΩ	±1%	0.25	1206	±100	-55 to 155	Moisture Resistant	ROHS3	1	Active
RC1206JR-072KL	YAGEO	2 kΩ	±5%	0.25	1206	±100	-55 to 155	Moisture Resistant	ROHS3	1	Active

Engineering Selection Recommendations

Primary Substitutes (Direct Replacement) AC1206JR-072KL and RC1206JR-072KL are direct functional equivalents, maintaining ±5% tolerance and 0.25W power rating identical to RCS3216J202CS. Both parts are Active status with ROHS3 compliance and MSL 1 rating. AC1206JR-072KL includes Automotive AEC-Q200 certification, providing enhanced reliability qualification for automotive and industrial applications. RC1206JR-072KL offers moisture-resistant composition without automotive qualification. Selection between these two depends on application requirements for automotive-grade reliability.

Preferred Substitutes (Tighter Tolerance) AF1206FR-072KL, AC1206FR-072KL, CRCW12062K00FKEA, and RC1206FR-072KL provide ±1% tolerance specification while maintaining 0.25W power rating and 1206 package. All are Active status with ROHS3 compliance. AF1206FR-072KL and AC1206FR-072KL include Automotive AEC-Q200 certification. These substitutes are applicable when circuit design permits tolerance improvement without functional impact. CR1206-FX-2001ELF (Bourns) offers equivalent ±1% tolerance and 0.25W rating with Active status.

Enhanced Reliability Substitutes CRCW12062K00FKEAHP (Vishay Dale) provides 0.75W power rating with ±1% tolerance and pulse withstanding capability, suitable for designs requiring increased thermal margin or transient protection. ESR18EZPF2001 (Rohm Semiconductor) offers 0.5W intermediate power rating with ±1% tolerance and pulse withstanding features, applicable for enhanced reliability margin in standard 0.25W applications.

Restricted Substitutes ERJ-8ENF2001V (Panasonic) is classified as "Not For New Designs" and should not be selected for new circuit development, though it remains functionally equivalent with ±1% tolerance and Automotive AEC-Q200 certification.

Compliance and Certification All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring regulatory and environmental compatibility with the original part. Automotive AEC-Q200 certification is available in multiple substitutes (AF1206FR-072KL, AC1206FR-072KL, AC1206JR-072KL, CRCW12062K00FKEA, ERJ-8ENF2001V, ESR18EZPF2001) for applications requiring automotive-grade qualification.

Frequently Asked Questions (FAQ)

Q: Can I substitute RCS3216J202CS with a ±1% tolerance part? A: Yes. Parts with ±1% tolerance (AF1206FR-072KL, AC1206FR-072KL, CRCW12062K00FKEA, CR1206-FX-2001ELF, ERJ-8ENF2001V, RC1206FR-072KL, ESR18EZPF2001) are valid substitutes provided circuit design permits tighter tolerance specification. Tighter tolerance does not degrade circuit performance and typically improves accuracy.

Q: What is the difference between AC1206JR-072KL and RC1206JR-072KL? A: Both parts maintain ±5% tolerance and 0.25W rating identical to RCS3216J202CS. AC1206JR-072KL includes Automotive AEC-Q200 certification and is manufactured by YAGEO. RC1206JR-072KL is also YAGEO but without automotive certification. Selection depends on whether automotive-grade reliability qualification is required for the application.

Q: Can I use CRCW12062K00FKEAHP as a direct replacement? A: CRCW12062K00FKEAHP is functionally compatible but provides higher power rating (0.75W versus 0.25W). This is a valid upgrade substitute when increased thermal margin or pulse withstanding capability is beneficial. Physical dimensions remain within 1206 package specification. No circuit modification is required.

Q: What does "Not For New Designs" mean for ERJ-8ENF2001V? A: This designation indicates the part is in mature/legacy status and should not be selected for new circuit development. While functionally equivalent, Panasonic recommends alternative parts for new designs. Existing designs using this part may continue with it for continuity.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance identical to RCS3216J202CS, ensuring regulatory compatibility for EU and global markets.

Q: What is MSL 1 rating and why is it important? A: MSL (Moisture Sensitivity Level) 1 indicates Unlimited shelf life without moisture bake requirement. All listed parts maintain MSL 1 rating, enabling standard storage and handling without special moisture control procedures.

Q: Can I mix different manufacturers' parts in the same circuit? A: Yes. All substitute parts meet identical electrical specifications (2 kOhms, matching tolerance, 0.25W or higher power rating) and mechanical compatibility (1206 package). Different manufacturers' parts are electrically and mechanically interchangeable within the same circuit design.

Q: Which substitute offers the best automotive qualification? A: Multiple substitutes carry Automotive AEC-Q200 certification: AF1206FR-072KL, AC1206FR-072KL, AC1206JR-072KL, CRCW12062K00FKEA, ERJ-8ENF2001V, and ESR18EZPF2001. Selection among these depends on tolerance requirement (±1% or ±5%) and power rating (0.25W, 0.5W, or 0.75W).

Q: What is the temperature coefficient specification and why does it matter? A: Temperature coefficient ±100ppm/°C indicates resistance value change across operating temperature range. All listed parts maintain identical ±100ppm/°C specification, ensuring equivalent thermal performance across -55°C to 155°C operating range.

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