RC2012F2742CS 27.4kΩ ±1% 1/8W 0805 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC2012F2742CS is a 27.4 kOhms ±1% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with moisture-resistant characteristics and operates across the temperature range of -55°C to 155°C. The part is RoHS3 compliant and carries MSL Level 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are identified when applications require alternative sourcing due to inventory constraints, supply chain disruptions, or specific design requirements such as automotive qualification or enhanced voltage performance characteristics.

Substiute Parts

RC2012F2742CS

Samsung Electro-MechanicsIn Stock: 918RC2012F2742CS Datasheet

Current PartRFQ

CR0805-FX-2742ELF

Bourns Inc.In Stock: 20659CR0805-FX-2742ELF Datasheet

DirectRFQ

ERJ-6ENF2742V

Panasonic Electronic ComponentsIn Stock: 30605ERJ-6ENF2742V Datasheet

DirectRFQ

KTR10EZPF2742

Rohm SemiconductorIn Stock: 9956KTR10EZPF2742 Datasheet

DirectRFQ

RC0805FR-0727K4L

YAGEOIn Stock: 50253RC0805FR-0727K4L Datasheet

DirectRFQ

RMCF0805FT27K4

Stackpole Electronics IncIn Stock: 13692RMCF0805FT27K4 Datasheet

DirectRFQ

CRCW080527K4FKEA

Vishay DaleIn Stock: 39866CRCW080527K4FKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F2742CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Resistance Value: 27.4 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power Rating: 0.125W / 1/8W (exact match required)
• Package / Case: 0805 (2012 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Temperature Coefficient: ±100ppm/°C (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (exact match required)
• Number of Terminations: 2 (exact match required)
• RoHS Status: ROHS3 Compliant (exact match required)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match required)

Allowable Variations:

• Manufacturer identity (different suppliers acceptable)
• Packaging format (Tape & Reel or Cut Tape acceptable)
• Physical height dimensions (within 0.020" to 0.028" seated height range)
• Additional features (Moisture Resistant, Automotive AEC-Q200, High Voltage) are permissible enhancements that do not disqualify substitution

All substitute parts listed below meet these mandatory equivalence criteria and are classified as direct or similar substitutes based on feature alignment.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitutes (Functionally Equivalent):

The CR0805-FX-2742ELF (Bourns Inc.), ERJ-6ENF2742V (Panasonic Electronic Components), KTR10EZPF2742 (Rohm Semiconductor), RC0805FR-0727K4L (YAGEO), RMCF0805FT27K4 (Stackpole Electronics Inc), and CRCW080527K4FKEA (Vishay Dale) are all direct functional equivalents to the RC2012F2742CS.

Selection Criteria Based on Application Requirements:

For general-purpose industrial and consumer applications without automotive qualification requirements, the CR0805-FX-2742ELF (Bourns) and RC0805FR-0727K4L (YAGEO) are suitable alternatives. Both maintain moisture-resistant characteristics and standard operating specifications.

For automotive applications requiring AEC-Q200 qualification, the ERJ-6ENF2742V (Panasonic), RMCF0805FT27K4 (Stackpole), and CRCW080527K4FKEA (Vishay Dale) are appropriate selections. These parts carry explicit AEC-Q200 automotive ratings.

For applications requiring enhanced voltage performance characteristics, the KTR10EZPF2742 (Rohm Semiconductor) combines both Automotive AEC-Q200 qualification and High Voltage features.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance, REACH Unaffected status, and MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring regulatory and environmental compatibility with the original RC2012F2742CS specification.

Physical Compatibility:

All substitute parts are housed in 0805 (2012 Metric) package format with seated heights ranging from 0.020" to 0.028", ensuring PCB footprint compatibility. Height variations are within acceptable tolerances for standard surface-mount assembly processes.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RC2012F2742CS with any of the listed parts without design modification?

A: Yes. All listed substitute parts meet the mandatory electrical and mechanical parameters of the RC2012F2742CS. No circuit design modifications are required. Physical PCB footprints are identical, and all parts are compatible with standard 0805 (2012 Metric) assembly processes.

Q: What is the difference between "Direct" and "Similar" substitute classifications?

A: Direct substitutes (CR0805-FX-2742ELF, ERJ-6ENF2742V, KTR10EZPF2742, RC0805FR-0727K4L, RMCF0805FT27K4) are functionally equivalent with identical electrical specifications. Similar substitutes (CRCW080527K4FKEA) also meet all mandatory parameters but may have minor feature variations. All are electrically and mechanically compatible.

Q: Are automotive-qualified parts (AEC-Q200) suitable for non-automotive applications?

A: Yes. Automotive-qualified parts exceed standard industrial specifications and are fully compatible with non-automotive applications. The ERJ-6ENF2742V, KTR10EZPF2742, RMCF0805FT27K4, and CRCW080527K4FKEA can be used in any application requiring the RC2012F2742CS specifications.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect electrical performance?

A: No. Packaging format affects only handling, storage, and assembly logistics. The RC0805FR-0727K4L (Cut Tape & Digi-Reel®) is electrically and mechanically identical to Tape & Reel packaged alternatives. Selection depends on manufacturing process requirements and inventory management practices.

Q: What is the significance of the ±100ppm/°C temperature coefficient?

A: The ±100ppm/°C temperature coefficient indicates the maximum resistance change per degree Celsius across the operating temperature range of -55°C to 155°C. All substitute parts maintain this specification, ensuring consistent performance across thermal extremes.

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

A: Yes. All substitute parts are electrically and mechanically equivalent. Mixing manufacturers in the same assembly is acceptable from a functional standpoint. However, manufacturing and procurement practices may prefer single-source parts for traceability and quality control purposes.

Q: What does MSL Level 1 (Unlimited) moisture sensitivity mean?

A: MSL Level 1 indicates the component has unlimited shelf life without moisture bake-out requirements. The part can be stored indefinitely under normal conditions without degradation. All substitute parts carry identical MSL Level 1 rating.

Q: Are there any performance differences between the substitute parts?

A: All substitute parts meet identical electrical specifications (27.4 kOhms ±1%, 0.125W, ±100ppm/°C, -55°C to 155°C). Physical height variations (0.020" to 0.028") are within acceptable PCB assembly tolerances. Feature enhancements (Automotive AEC-Q200, High Voltage) represent additional qualifications that do not affect baseline performance in standard applications.