RCS3216J122CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216J122CS is a 1.2 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 properties. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package type, dimensions, termination count) to ensure direct functional replacement in circuit applications.

Key Parameters

Parameter	Value
Resistance	1.2 kOhms
Tolerance	±5%
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
Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RCS3216J122CS are grouped based on the following substitution criteria:

Primary Substitution Criteria (Mandatory Match):

Resistance: 1.2 kOhms
Package / Case: 1206 (3216 Metric)
Power Rating: 0.25W (1/4W)
Terminations: 2
Operating Temperature Range: -55°C ~ 155°C
Temperature Coefficient: ±100ppm/°C
Composition: Thick Film

Tolerance Grouping:

Group A (±5% Tolerance): Direct electrical equivalents with identical tolerance specification
Group B (±1% Tolerance): Higher precision alternatives with tighter tolerance; electrically compatible but with improved accuracy

Secondary Considerations:

Packaging format (Cut Tape, Digi-Reel, Tape & Reel)
Manufacturer certifications (AEC-Q200 automotive rating where applicable)
Product status (Active vs. Not For New Designs)
Moisture resistance features

All substitute parts maintain ROHS3 compliance, MSL Level 1, and REACH unaffected status consistent with the main part.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp (°C)	Features	Product Status	Inventory (Pcs)
RCS3216J122CS	Samsung Electro-Mechanics	1.2 kΩ	±5%	0.25	1206	±100ppm/°C	-55 ~ 155	Anti-Sulfur, Moisture Resistant	Active	1140
RC3216J122CS	Samsung Electro-Mechanics	1.2 kΩ	±5%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	Active	723
RC1206JR-071K2L	YAGEO	1.2 kΩ	±5%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	Active	3300
AC1206JR-071K2L	YAGEO	1.2 kΩ	±5%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200, Moisture Resistant	Active	9669
AC1206FR-071K2L	YAGEO	1.2 kΩ	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200, Moisture Resistant	Active	2300
CR1206-FX-1201ELF	Bourns Inc.	1.2 kΩ	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	Active	29328
CRCW12061K20FKEA	Vishay Dale	1.2 kΩ	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200	Active	33924
CRCW12061K20FKEAHP	Vishay Dale	1.2 kΩ	±1%	0.75	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200, Pulse Withstanding	Active	120664
ERJ-8ENF1201V	Panasonic Electronic Components	1.2 kΩ	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200	Not For New Designs	76065
RC1206FR-071K2L	YAGEO	1.2 kΩ	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	Active	169141

Engineering Selection Recommendations

For Direct Equivalent Replacement (±5% Tolerance):

RC3216J122CS (Samsung Electro-Mechanics) and RC1206JR-071K2L (YAGEO) provide direct electrical and mechanical equivalence to RCS3216J122CS. Both maintain identical tolerance, power rating, and operating specifications. RC3216J122CS is the same manufacturer variant with different packaging options. RC1206JR-071K2L offers equivalent performance from an alternative qualified manufacturer.

For Higher Precision Applications (±1% Tolerance):

AC1206FR-071K2L, CR1206-FX-1201ELF, CRCW12061K20FKEA, RC1206FR-071K2L, and ERJ-8ENF1201V provide ±1% tolerance alternatives. These parts are electrically compatible with improved accuracy specifications. Selection among these depends on:

Automotive qualification requirement (AEC-Q200 certified: AC1206FR-071K2L, CRCW12061K20FKEA, ERJ-8ENF1201V)
Product lifecycle status (Active vs. Not For New Designs)
Packaging format preference
Inventory availability

For Enhanced Power Handling (0.75W Rating):

CRCW12061K20FKEAHP (Vishay Dale) provides 0.75W power rating in the same 1206 package with ±1% tolerance and AEC-Q200 certification. This part is suitable for applications requiring higher power dissipation capability while maintaining the same footprint.

Compliance Considerations:

All listed parts maintain ROHS3 compliance, MSL Level 1 rating, and REACH unaffected status. Parts with AEC-Q200 certification are qualified for automotive applications per industry standards.

Frequently Asked Questions (FAQ)

Q1: Can I use a ±1% tolerance part as a substitute for the ±5% RCS3216J122CS?

A: Yes. Parts with ±1% tolerance (AC1206FR-071K2L, CR1206-FX-1201ELF, CRCW12061K20FKEA, RC1206FR-071K2L, ERJ-8ENF1201V) are electrically compatible substitutes. The tighter tolerance provides improved accuracy and is functionally superior for the same resistance value and power rating. No circuit redesign is required.

Q2: What is the difference between RC3216J122CS and RCS3216J122CS?

A: Both are Samsung Electro-Mechanics 1.2 kOhms ±5% 0.25W 1206 resistors with identical electrical specifications. The primary difference is packaging format: RCS3216J122CS includes anti-sulfur properties, while RC3216J122CS is available in Cut Tape and Digi-Reel packaging options. Electrical performance and mechanical compatibility are equivalent.

Q3: Can I substitute CRCW12061K20FKEAHP (0.75W) for RCS3216J122CS (0.25W)?

A: Yes, CRCW12061K20FKEAHP is a direct mechanical and electrical substitute with enhanced power rating. The higher power capability (0.75W vs. 0.25W) provides additional thermal margin and is suitable for applications where the original 0.25W rating may be marginal. No circuit modification is required.

Q4: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, consistent with the main part RCS3216J122CS. All parts also maintain MSL Level 1 (Unlimited) moisture sensitivity rating and REACH unaffected status.

Q5: Which substitute parts have automotive AEC-Q200 certification?

A: AC1206FR-071K2L, AC1206JR-071K2L, CRCW12061K20FKEA, CRCW12061K20FKEAHP, and ERJ-8ENF1201V carry AEC-Q200 automotive qualification. These parts are suitable for automotive and high-reliability applications requiring industry-standard qualification.

Q6: What is the difference between Cut Tape (CT) & Digi-Reel and Tape & Reel (TR) packaging?

A: Both are standard SMD packaging formats. Cut Tape & Digi-Reel is suitable for lower-volume applications and manual assembly. Tape & Reel is optimized for high-volume automated assembly. Electrical and mechanical specifications remain identical; packaging choice depends on production volume and assembly equipment.

Q7: Why is ERJ-8ENF1201V marked "Not For New Designs"?

A: ERJ-8ENF1201V carries "Not For New Designs" status from Panasonic, indicating the product line is in end-of-life phase. While currently in stock and functionally equivalent, new designs should prioritize Active status parts such as AC1206FR-071K2L, CR1206-FX-1201ELF, or CRCW12061K20FKEA for long-term supply assurance.

Q8: Can I mix different manufacturers' parts in the same circuit board?

A: Yes. All listed substitute parts meet identical electrical specifications (1.2 kOhms, tolerance, power rating, temperature range) and mechanical requirements (1206 package, 2 terminations). Mixing manufacturers is acceptable from an engineering standpoint. Verify procurement and quality assurance procedures with your supply chain management.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message