RCS3216F110CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F110CS is an 11 Ohm ±1% 0.25W (1/4W) thick film chip resistor manufactured by Samsung Electro-Mechanics in the 1206 (3216 Metric) package. This component features anti-sulfur and moisture-resistant construction, operating across the temperature range of -55°C to 155°C. The part maintains Active product status with 1004 units currently in stock.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating, temperature coefficient) and mechanical compatibility (package type, dimensions, termination count). Substitute components from alternative manufacturers provide functional equivalence while maintaining compliance with RoHS3 and REACH standards.

Key Parameters

Parameter	Value
Resistance	11 Ohms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Composition	Thick Film
Package / Case	1206 (3216 Metric)
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RCS3216F110CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance Value: 11 Ohms
Tolerance: ±1%
Power Rating: 0.25W (1/4W)
Package Type: 1206 (3216 Metric)
Temperature Coefficient: ±100ppm/°C
Operating Temperature Range: -55°C ~ 155°C
Composition: Thick Film
Termination Count: 2

Compliance Requirements:

RoHS3 Compliant
MSL Rating: 1 (Unlimited)
REACH Unaffected

All substitute parts listed below satisfy these mandatory parameters. Variations in secondary features (such as automotive AEC-Q200 certification or pulse withstanding capability) are noted but do not disqualify substitution for general applications. The CRCW120611R0FKEAHP variant operates at 0.75W (3/4W) power rating and is listed as a higher-power alternative for applications requiring increased thermal headroom within the same package footprint.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp (°C)	Features	Product Status	Inventory (Pcs)
RCS3216F110CS	Samsung Electro-Mechanics	11 Ω	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Anti-Sulfur, Moisture Resistant	Active	1004
AC1206FR-0711RL	YAGEO	11 Ω	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200, Moisture Resistant	Active	1773
CR1206-FX-11R0ELF	Bourns Inc.	11 Ω	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	Active	26106
CRCW120611R0FKEA	Vishay Dale	11 Ω	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200	Active	21222
CRCW120611R0FKEAHP	Vishay Dale	11 Ω	±1%	0.75	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200, Pulse Withstanding	Active	6621
ERJ-8ENF11R0V	Panasonic Electronic Components	11 Ω	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Automotive AEC-Q200	Not For New Designs	45384
RC1206FR-0711RL	YAGEO	11 Ω	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	Active	396154

Engineering Selection Recommendations

Primary Substitutes (Active Status, Direct Equivalence):

The CR1206-FX-11R0ELF (Bourns Inc.) and RC1206FR-0711RL (YAGEO) represent the most readily available alternatives with the highest inventory levels (26106 and 396154 units respectively). Both maintain Active product status and provide direct electrical and mechanical equivalence to the RCS3216F110CS.

The CRCW120611R0FKEA (Vishay Dale) offers automotive-grade AEC-Q200 certification with 21222 units in stock, suitable for applications requiring automotive-qualified components within the same electrical specifications.

Higher Power Alternative:

The CRCW120611R0FKEAHP (Vishay Dale) operates at 0.75W (3/4W) power rating while maintaining the 1206 package footprint. This variant is appropriate for applications requiring increased power dissipation capability without package size change. AEC-Q200 certification and pulse withstanding features are included.

Legacy Consideration:

The ERJ-8ENF11R0V (Panasonic Electronic Components) carries "Not For New Designs" status despite high inventory availability (45384 units). This designation indicates the manufacturer has discontinued active development. Selection of this part is appropriate only for legacy system maintenance or repair applications where design continuity is required.

Compliance Verification:

All listed substitutes maintain RoHS3 compliance, MSL Level 1 (Unlimited moisture sensitivity), and REACH Unaffected status, ensuring regulatory alignment with the original RCS3216F110CS component.

Frequently Asked Questions (FAQ)

Q: Can the CRCW120611R0FKEAHP (0.75W) be used as a direct replacement for the RCS3216F110CS (0.25W)?

A: The CRCW120611R0FKEAHP is electrically and mechanically compatible with the RCS3216F110CS. The higher power rating (0.75W vs. 0.25W) does not prevent substitution; it provides additional thermal margin. The component occupies the same 1206 package footprint and maintains identical resistance, tolerance, and temperature coefficient specifications. Selection depends on application thermal requirements.

Q: What is the significance of AEC-Q200 certification on substitute parts?

A: AEC-Q200 certification indicates the component meets automotive industry reliability and qualification standards. Parts carrying this certification (AC1206FR-0711RL, CRCW120611R0FKEA, CRCW120611R0FKEAHP, ERJ-8ENF11R0V) are suitable for automotive applications. The RCS3216F110CS does not carry this certification; however, non-automotive-certified parts remain functionally equivalent for general industrial and consumer applications.

Q: Why is the ERJ-8ENF11R0V marked "Not For New Designs"?

A: This designation indicates Panasonic has transitioned the ERJ-8EN series to end-of-life status and is not recommending it for new product development. The part remains available in inventory and is suitable for legacy system support or repair. New designs should prioritize parts with Active status: CR1206-FX-11R0ELF, RC1206FR-0711RL, AC1206FR-0711RL, CRCW120611R0FKEA, or CRCW120611R0FKEAHP.

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

A: All substitute parts conform to the 1206 (3216 Metric) package standard. Dimensional variations exist within tolerance: length ranges from 0.122" to 0.126" (3.10mm to 3.20mm), and height ranges from 0.024" to 0.030" (0.60mm to 0.75mm). These variations fall within standard PCB design tolerances and do not require layout modification. Verify specific component height if clearance constraints exist in your application.

Q: What is the difference between "Anti-Sulfur" and standard "Moisture Resistant" features?

A: Anti-sulfur construction provides enhanced protection against sulfur-containing atmospheric contaminants, which can degrade component performance in industrial environments. Standard moisture-resistant construction addresses humidity and condensation exposure. Both feature sets are compatible with the RCS3216F110CS application requirements. Selection depends on environmental exposure conditions.

Q: Can I mix different substitute manufacturers in the same circuit board assembly?

A: Yes. All listed substitutes meet identical electrical specifications (11 Ohms ±1%, 0.25W, ±100ppm/°C, -55°C to 155°C) and mechanical requirements (1206 package, 2 terminations). Mixing manufacturers within a single assembly is permissible from an electrical and mechanical standpoint. Procurement and quality control processes should document manufacturer selection for traceability.

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