RC3216J112CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216J112CS is a 1.1 kOhms ±5% 0.25W thick film chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This component is classified as Active product status with 959 pieces currently in stock. The RC3216J112CS serves as a general-purpose resistive element in consumer and industrial electronic applications requiring moisture-resistant thick film construction.

Equivalent and substitute parts are identified when design requirements permit tolerance relaxation, power rating increases, or when alternative manufacturers provide identical electrical and mechanical specifications within the 1206 package envelope. Substitution becomes necessary due to supply chain availability, manufacturing discontinuation, or design optimization for higher reliability standards such as automotive AEC-Q200 qualification.

Key Parameters

Parameter	Value	Substitution Relevance
Resistance Value	1.1 kOhms	Must match exactly for direct substitution
Tolerance	±5%	Can upgrade to ±1% without circuit impact
Power Rating	0.25W (1/4W)	Can upgrade to 0.75W; downgrade not permitted
Package / Case	1206 (3216 Metric)	Must match for PCB footprint compatibility
Composition	Thick Film	Standard for this category; substitutes must match
Temperature Coefficient	±100ppm/°C	All substitutes maintain this specification
Operating Temperature Range	-55°C ~ 155°C	All substitutes maintain this range
Moisture Sensitivity Level	MSL 1 (Unlimited)	All substitutes maintain MSL 1 rating
RoHS Status	ROHS3 Compliant	All substitutes maintain ROHS3 compliance

Substitute Part Grouping Explanation

Substitution logic for the RC3216J112CS is determined by four critical parameters: resistance value (1.1 kOhms), package format (1206), composition (thick film), and operating temperature range (-55°C ~ 155°C). All identified substitutes maintain these core specifications.

Direct Substitutes (Tolerance ±5%, Power 0.25W): Parts that match all electrical and mechanical parameters of the main component, differing only in manufacturer or packaging format.

Upgrade Substitutes (Tolerance ±1%, Power 0.25W or 0.75W): Parts that improve tolerance specification from ±5% to ±1% or increase power rating from 0.25W to 0.75W while maintaining the 1206 package and 1.1 kOhms resistance. These upgrades do not degrade circuit performance and provide enhanced reliability margins.

Similar Substitutes (Tolerance ±1%, Automotive AEC-Q200 Certification): Parts that meet upgrade criteria and include automotive-grade qualification. These are suitable for applications requiring higher reliability standards or automotive supply chain compliance.

Legacy Status Consideration: Parts marked "Not For New Designs" remain electrically and mechanically compatible but should not be selected for new product development.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Operating Temp	MSL	RoHS	Product Status	Packaging Type
RC3216J112CS	Samsung Electro-Mechanics	1.1 kΩ	±5%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Bulk
RC1206JR-071K1L	YAGEO	1.1 kΩ	±5%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Tape & Reel
AC1206FR-071K1L	YAGEO	1.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Tape & Reel
CR1206-FX-1101ELF	Bourns Inc.	1.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Cut Tape & Digi-Reel
RC1206FR-071K1L	YAGEO	1.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Cut Tape & Digi-Reel
CRCW12061K10FKEA	Vishay Dale	1.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Cut Tape & Digi-Reel
CRCW12061K10FKEAHP	Vishay Dale	1.1 kΩ	±1%	0.75	1206	±100ppm/°C	-55~155°C	1	ROHS3	Active	Tape & Reel
ERJ-8ENF1101V	Panasonic Electronic Components	1.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	1	ROHS3	Not For New Designs	Tape & Reel

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): RC1206JR-071K1L (YAGEO) provides direct electrical and mechanical equivalence to RC3216J112CS with ±5% tolerance and 0.25W power rating in 1206 package. This part maintains Active product status and is suitable for applications where tolerance and power specifications are non-critical design parameters.

For Tolerance Upgrade (±5% to ±1%): AC1206FR-071K1L, CR1206-FX-1101ELF, RC1206FR-071K1L, and CRCW12061K10FKEA all provide improved tolerance specification (±1%) while maintaining 0.25W power rating and 1206 package format. These upgrades are compatible with circuits designed for the original RC3216J112CS and provide tighter resistance value control without circuit redesign.

For Power Rating Upgrade (0.25W to 0.75W): CRCW12061K10FKEAHP increases power dissipation capability to 0.75W while maintaining 1.1 kOhms resistance, ±1% tolerance, and 1206 package. This upgrade is suitable for applications requiring enhanced thermal margin or higher pulse withstanding capability.

For Automotive Applications (AEC-Q200 Certification): AC1206FR-071K1L, CRCW12061K10FKEA, CRCW12061K10FKEAHP, and ERJ-8ENF1101V carry AEC-Q200 automotive qualification. These parts are required for automotive supply chain compliance and applications subject to automotive reliability standards.

Legacy Component Consideration: ERJ-8ENF1101V is marked "Not For New Designs" despite meeting all electrical and mechanical specifications. This part remains available in inventory (63,899 pieces) and is electrically compatible for existing product support or repair applications, but should not be selected for new product development initiatives.

Frequently Asked Questions (FAQ)

Q: Can RC1206JR-071K1L directly replace RC3216J112CS without circuit modification?

A: Yes. RC1206JR-071K1L is a direct equivalent with identical resistance (1.1 kOhms), tolerance (±5%), power rating (0.25W), package (1206), and operating temperature range (-55°C ~ 155°C). Both components are ROHS3 compliant with MSL 1 rating. No circuit modification is required.

Q: What is the difference between ±5% and ±1% tolerance substitutes?

A: Tolerance specifies the maximum deviation of actual resistance from the nominal 1.1 kOhms value. ±5% tolerance allows deviation up to ±55 ohms; ±1% tolerance restricts deviation to ±11 ohms. Upgrading to ±1% tolerance provides tighter resistance control and is compatible with circuits designed for the original ±5% specification. No circuit redesign is necessary.

Q: When should CRCW12061K10FKEAHP (0.75W) be selected instead of 0.25W alternatives?

A: CRCW12061K10FKEAHP should be selected when circuit analysis indicates power dissipation exceeding 0.25W or when design margins require enhanced thermal capability. The 0.75W rating provides three times the power dissipation capacity while maintaining identical resistance and package dimensions. This upgrade does not degrade performance in circuits designed for 0.25W components.

Q: Are all substitute parts suitable for automotive applications?

A: No. Only AC1206FR-071K1L, CRCW12061K10FKEA, CRCW12061K10FKEAHP, and ERJ-8ENF1101V carry AEC-Q200 automotive qualification. RC1206JR-071K1L, CR1206-FX-1101ELF, and RC1206FR-071K1L do not include automotive certification and are not suitable for automotive supply chain applications.

Q: What does "Not For New Designs" status mean for ERJ-8ENF1101V?

A: "Not For New Designs" indicates that Panasonic has discontinued this part for new product development. ERJ-8ENF1101V remains electrically and mechanically compatible with RC3216J112CS and is available in high inventory (63,899 pieces), making it suitable for existing product support, repair, or legacy applications. New product designs should select from parts with Active product status.

Q: Do all substitutes maintain the same physical dimensions?

A: All substitutes use the 1206 (3216 Metric) package with identical length (0.122" to 0.126") and width (0.063"). Height varies slightly between manufacturers (0.024" to 0.030"), but all remain within standard 1206 package envelope specifications and are compatible with existing PCB footprints.

Q: What packaging formats are available for substitutes?

A: Substitutes are available in three packaging formats: Bulk (RC3216J112CS), Tape & Reel (TR) for automated assembly, and Cut Tape & Digi-Reel for mixed-volume applications. Packaging selection depends on manufacturing process requirements and order quantities. All formats contain identical electrical components.

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