RC2012F1822CS Equivalent & Substitute Parts

Part Overview

The RC2012F1822CS is a 18.2 kOhms ±1% 0.125W (1/8W) thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is moisture resistant and operates across the temperature range of -55°C to 155°C. The part is currently active in production with 5601 units available in cut tape packaging.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when alternative packaging formats are required, or when design specifications call for enhanced features such as automotive qualification or pulse withstanding capabilities.

Substiute Parts

RC2012F1822CS

Samsung Electro-MechanicsIn Stock: 5709RC2012F1822CS Datasheet

Current PartRFQ

CR0805-FX-1822ELF

Bourns Inc.In Stock: 55060CR0805-FX-1822ELF Datasheet

DirectRFQ

ERJ-6ENF1822V

Panasonic Electronic ComponentsIn Stock: 45000ERJ-6ENF1822V Datasheet

DirectRFQ

KTR10EZPF1822

Rohm SemiconductorIn Stock: 4499KTR10EZPF1822 Datasheet

DirectRFQ

RC0805FR-0718K2L

YAGEOIn Stock: 309190RC0805FR-0718K2L Datasheet

DirectRFQ

RMCF0805FT18K2

Stackpole Electronics IncIn Stock: 86434RMCF0805FT18K2 Datasheet

DirectRFQ

CRCW080518K2FKEA

Vishay DaleIn Stock: 54088CRCW080518K2FKEA Datasheet

SimilarRFQ

CRCW080518K2FKEAHP

Vishay DaleIn Stock: 18820CRCW080518K2FKEAHP Datasheet

SimilarRFQ

CRCW080518K2FKTA

Vishay DaleIn Stock: 5896CRCW080518K2FKTA Datasheet

SimilarRFQ

MCR10ERTF1822

Rohm SemiconductorIn Stock: 1404MCR10ERTF1822 Datasheet

SimilarRFQ

RCS080518K2FKEA

Vishay DaleIn Stock: 10913RCS080518K2FKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the RC2012F1822CS is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

• Resistance value: 18.2 kOhms
• Tolerance: ±1%
• Power rating: 0.125W (1/8W)
• Package: 0805 (2012 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Moisture sensitivity level: 1 (Unlimited)

Substitution Categories:

Direct Equivalents maintain all electrical and mechanical specifications with identical power ratings and standard moisture resistance features.

Automotive-Qualified Equivalents meet all electrical specifications while adding AEC-Q200 automotive qualification. These parts are suitable for applications requiring automotive-grade reliability.

Enhanced Power Rating Variants maintain the 0805 package and electrical specifications but provide higher power dissipation (0.5W instead of 0.125W). These are suitable only when the application circuit can accommodate the increased power rating without thermal or layout constraints.

Discontinued Parts are functionally equivalent but no longer in active production. These are listed for reference in legacy system support scenarios.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement with Identical Specifications:

CR0805-FX-1822ELF (Bourns Inc.) and RC0805FR-0718K2L (YAGEO) are direct functional equivalents to the RC2012F1822CS. Both maintain identical electrical parameters, operating temperature range, and moisture resistance characteristics. CR0805-FX-1822ELF is supplied in tape and reel format with 55031 units in stock. RC0805FR-0718K2L is available in cut tape and Digi-Reel® format with 309115 units in stock, providing the highest inventory availability.

For Automotive Applications:

ERJ-6ENF1822V (Panasonic Electronic Components), KTR10EZPF1822 (Rohm Semiconductor), RMCF0805FT18K2 (Stackpole Electronics Inc), and CRCW080518K2FKEA (Vishay Dale) are all AEC-Q200 qualified alternatives. These parts maintain all electrical specifications of the primary part while meeting automotive reliability standards. KTR10EZPF1822 additionally provides high voltage capability. All four are in active production status with ROHS3 compliance.

For Applications Requiring Enhanced Power Dissipation:

CRCW080518K2FKEAHP (Vishay Dale) and RCS080518K2FKEA (Vishay Dale) provide 0.5W (1/2W) power rating in the same 0805 package with pulse withstanding capability and AEC-Q200 qualification. These parts are suitable only when circuit design permits the higher power rating and when the additional thermal characteristics are beneficial.

For Legacy System Support:

MCR10ERTF1822 (Rohm Semiconductor) is functionally equivalent but discontinued at DiGi Electronics. This part is listed for reference in applications requiring component-level compatibility with existing designs.

Compliance Consideration:

CRCW080518K2FKTA (Vishay Dale) is RoHS non-compliant and REACH affected. This part is not recommended for new designs or applications with regulatory compliance requirements.

Frequently Asked Questions (FAQ)

Q: Can CR0805-FX-1822ELF be used as a direct replacement for RC2012F1822CS?

A: Yes. CR0805-FX-1822ELF maintains identical resistance (18.2 kOhms), tolerance (±1%), power rating (0.125W), package (0805), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). The primary difference is packaging format: CR0805-FX-1822ELF is supplied in tape and reel format while RC2012F1822CS is supplied in cut tape.

Q: What is the difference between standard and automotive-qualified versions?

A: Automotive-qualified versions (ERJ-6ENF1822V, KTR10EZPF1822, RMCF0805FT18K2, CRCW080518K2FKEA) meet AEC-Q200 reliability standards required for automotive applications. All other electrical and mechanical parameters remain identical to the standard version. These parts are suitable for both automotive and non-automotive applications.

Q: Can CRCW080518K2FKEAHP be used in place of RC2012F1822CS?

A: CRCW080518K2FKEAHP is electrically and mechanically compatible but provides 0.5W power rating instead of 0.125W. This part can be used only if the circuit design accommodates the higher power rating. The increased power dissipation capability does not create compatibility issues in circuits designed for lower power ratings, but the physical thermal characteristics differ.

Q: Why are some parts listed as discontinued?

A: MCR10ERTF1822 is discontinued at DiGi Electronics but remains functionally equivalent. Discontinued parts are included for reference in legacy system support and component-level compatibility verification. For new designs, active production alternatives are recommended.

Q: What does ROHS3 compliance mean for this component?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances Directive requirements, restricting the use of specific hazardous materials in electrical and electronic equipment. All recommended substitutes except CRCW080518K2FKTA are ROHS3 compliant.

Q: Are there packaging format differences between substitutes?

A: Yes. RC2012F1822CS and MCR10ERTF1822 are supplied in cut tape (CT) format. RC0805FR-0718K2L is available in both cut tape and Digi-Reel® format. All other substitutes are supplied in tape and reel (TR) format. Packaging format selection depends on assembly equipment and production volume requirements.

Q: What does the ±100ppm/°C temperature coefficient specification mean?

A: The temperature coefficient indicates the resistance value changes by ±100 parts per million for each degree Celsius change in operating temperature. All listed parts maintain this identical specification, ensuring consistent performance across the -55°C to 155°C operating range.

Q: Is moisture resistance important for all applications?

A: The RC2012F1822CS and most direct equivalents feature moisture resistance. Automotive-qualified versions do not explicitly list moisture resistance as a separate feature but maintain the same MSL 1 (Unlimited) moisture sensitivity level, indicating equivalent moisture performance. Moisture resistance is important for applications exposed to humidity or condensation.