RC2012F5492CS Equivalent & Substitute Parts

Part Overview

The RC2012F5492CS is a 54.9 kOhm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format with 1/8W (0.125W) power rating. This component is classified as Active product status and is RoHS3 compliant with REACH Unaffected designation. The part features moisture resistance and operates across the temperature range of -55°C to 155°C with a temperature coefficient of ±100ppm/°C. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific feature options while maintaining electrical and mechanical compatibility.

Substiute Parts

RC2012F5492CS

Samsung Electro-MechanicsIn Stock: 1200RC2012F5492CS Datasheet

Current PartRFQ

RC0805FR-0754K9L

YAGEOIn Stock: 25872RC0805FR-0754K9L Datasheet

DirectRFQ

CRCW080554K9FKEA

Vishay DaleIn Stock: 60611CRCW080554K9FKEA Datasheet

SimilarRFQ

ERJ-6ENF5492V

Panasonic Electronic ComponentsIn Stock: 97574ERJ-6ENF5492V Datasheet

SimilarRFQ

ERJ-P06D5492V

Panasonic Electronic ComponentsIn Stock: 11371ERJ-P06D5492V Datasheet

SimilarRFQ

RMCF0805FT54K9

Stackpole Electronics IncIn Stock: 13587RMCF0805FT54K9 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F5492CS is determined by strict alignment with the following core electrical and mechanical parameters:

Primary Substitution Criteria:

• Resistance value: 54.9 kOhms
• Tolerance: ±1%
• Package: 0805 (2012 Metric)
• Power rating: 0.125W (1/8W)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Number of terminations: 2
• RoHS3 compliance

Substitute Classification:

Direct Equivalent: RC0805FR-0754K9L (YAGEO) meets all primary substitution criteria with identical electrical specifications and package dimensions.

Similar Substitutes with Enhanced Features: CRCW080554K9FKEA (Vishay Dale), ERJ-6ENF5492V (Panasonic), and RMCF0805FT54K9 (Stackpole Electronics) maintain all primary electrical and mechanical parameters while adding Automotive AEC-Q200 qualification. These parts are suitable for applications requiring automotive-grade reliability.

Similar Substitute with Upgraded Specifications: ERJ-P06D5492V (Panasonic) provides the same resistance value and package but with enhanced tolerance (±0.5% versus ±1%) and higher power rating (0.5W versus 0.125W). This part is suitable for applications requiring tighter tolerance or higher power dissipation capability.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement: RC0805FR-0754K9L (YAGEO) provides full electrical and mechanical equivalence to the RC2012F5492CS. Both parts share identical resistance, tolerance, power rating, package dimensions, and operating specifications. This substitute is suitable for applications where component sourcing flexibility is required without design modification.

For Automotive Applications: CRCW080554K9FKEA (Vishay Dale), ERJ-6ENF5492V (Panasonic), and RMCF0805FT54K9 (Stackpole Electronics) are qualified to AEC-Q200 automotive standards. These parts maintain all electrical specifications of the original component while providing automotive-grade reliability certification. Selection among these three is based on supply availability and preferred manufacturer.

For Enhanced Tolerance Requirements: ERJ-P06D5492V (Panasonic) offers ±0.5% tolerance compared to the ±1% specification of the RC2012F5492CS. This part is applicable to circuits requiring tighter resistance tolerance. The higher power rating (0.5W versus 0.125W) provides additional thermal margin in power-dissipation-sensitive applications.

Compliance Considerations: All substitute parts maintain RoHS3 compliance and REACH Unaffected status, consistent with the original component. Moisture Sensitivity Level 1 (Unlimited) is uniform across all options, indicating no special moisture handling requirements during storage or assembly.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-0754K9L be used as a direct replacement for RC2012F5492CS?

A: Yes. RC0805FR-0754K9L is a direct equivalent. Both parts share identical electrical specifications (54.9 kOhms ±1%, 0.125W), package format (0805), composition (thick film), temperature coefficient (±100ppm/°C), and operating range (-55°C to 155°C). The only minor difference is seated height (0.024" versus 0.026"), which does not affect circuit functionality or PCB layout compatibility.

Q: What is the difference between the substitute parts?

A: RC0805FR-0754K9L is a direct electrical equivalent without automotive qualification. CRCW080554K9FKEA, ERJ-6ENF5492V, and RMCF0805FT54K9 add AEC-Q200 automotive certification while maintaining identical electrical specifications. ERJ-P06D5492V differs by offering ±0.5% tolerance and 0.5W power rating instead of ±1% and 0.125W, making it suitable for applications requiring tighter tolerance or higher power dissipation.

Q: Are all substitute parts available in the same package?

A: Yes. All substitute parts are packaged in 0805 (2012 Metric) format with two terminations. Seated heights vary slightly (0.020" to 0.028"), but these variations are within standard PCB assembly tolerances and do not affect component placement or soldering.

Q: Which substitute should be selected for automotive applications?

A: CRCW080554K9FKEA (Vishay Dale), ERJ-6ENF5492V (Panasonic), or RMCF0805FT54K9 (Stackpole Electronics) are all qualified to AEC-Q200 automotive standards. Selection is based on supply chain availability and preferred manufacturer. All three maintain the electrical specifications of the original component.

Q: Can ERJ-P06D5492V be used in place of RC2012F5492CS?

A: ERJ-P06D5492V is electrically compatible but with enhanced specifications. The ±0.5% tolerance is tighter than the ±1% requirement, and the 0.5W power rating exceeds the 0.125W specification. This part is suitable for applications where these enhanced characteristics are beneficial or neutral. However, if the circuit design specifically requires ±1% tolerance and 0.125W rating, the enhanced specifications of ERJ-P06D5492V do not create incompatibility.

Q: What is the moisture sensitivity level for all these parts?

A: All parts, including the original RC2012F5492CS and all substitutes, have Moisture Sensitivity Level 1 (Unlimited). This classification indicates no special moisture handling, storage, or baking requirements during manufacturing or assembly processes.

Q: Are there any RoHS or REACH compliance differences between the parts?

A: No. All parts are RoHS3 compliant and REACH Unaffected. Compliance status is uniform across the original component and all substitutes.