RC2012F1241CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F1241CS is a 1.24 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 ROHS3 compliance. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and environmental ratings are maintained across alternative manufacturers while preserving functional performance in target applications.

Substiute Parts

RC2012F1241CS

Samsung Electro-MechanicsIn Stock: 744RC2012F1241CS Datasheet

Current PartRFQ

RC0805FR-071K24L

YAGEOIn Stock: 74413RC0805FR-071K24L Datasheet

DirectRFQ

AC0805FR-071K24L

YAGEOIn Stock: 10878AC0805FR-071K24L Datasheet

UpgradeRFQ

CRCW08051K24FKEA

Vishay DaleIn Stock: 26060CRCW08051K24FKEA Datasheet

SimilarRFQ

ERJ-6ENF1241V

Panasonic Electronic ComponentsIn Stock: 78661ERJ-6ENF1241V Datasheet

SimilarRFQ

RMCF0805FT1K24

Stackpole Electronics IncIn Stock: 83747RMCF0805FT1K24 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for RC2012F1241CS are classified based on strict electrical and mechanical parameter equivalence. All identified substitutes maintain identical resistance value (1.24 kOhms), tolerance (±1%), power rating (0.125W), package format (0805), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Physical dimensions remain consistent at 0.079" L x 0.049" W (2.00mm x 1.25mm). All substitutes are ROHS3 compliant with MSL rating of 1 (Unlimited) and supplied in Tape & Reel packaging.

Substitutes are further differentiated by manufacturer series designation and optional automotive qualification (AEC-Q200). Direct substitutes maintain identical feature sets. Upgrade substitutes add automotive AEC-Q200 qualification. Similar substitutes include automotive AEC-Q200 qualification with minor variations in maximum seated height.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (RC0805FR-071K24L - YAGEO): This part maintains identical electrical and mechanical specifications to RC2012F1241CS without automotive qualification. Selection is appropriate for non-automotive applications requiring standard industrial-grade thick film resistor performance.

Upgrade Substitution (AC0805FR-071K24L - YAGEO): This part adds AEC-Q200 automotive qualification while maintaining all core electrical parameters. Selection is appropriate when automotive-grade reliability is required or when transitioning designs to automotive-qualified component libraries.

Similar Substitutions (CRCW08051K24FKEA, ERJ-6ENF1241V, RMCF0805FT1K24): These parts include AEC-Q200 automotive qualification with minor seated height variations (0.020" to 0.028"). All maintain electrical equivalence. Selection depends on specific PCB assembly clearance requirements and preferred manufacturer qualification status.

All substitute parts are Active product status with ROHS3 compliance and unlimited moisture sensitivity rating, ensuring regulatory and environmental compatibility with the original RC2012F1241CS specification.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-071K24L replace RC2012F1241CS in all applications?

A: RC0805FR-071K24L maintains identical electrical specifications (1.24 kOhms ±1%, 0.125W, ±100ppm/°C, -55°C ~ 155°C) and package format (0805). Direct substitution is valid for applications not requiring automotive AEC-Q200 qualification. Both parts are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between direct and upgrade substitutes?

A: Direct substitute RC0805FR-071K24L (YAGEO RC_L series) matches the original part without automotive qualification. Upgrade substitute AC0805FR-071K24L (YAGEO AC series) adds AEC-Q200 automotive qualification. Electrical and mechanical parameters remain identical.

Q: Are there physical dimension differences between substitutes?

A: All substitutes maintain identical length (0.079") and width (0.049"). Maximum seated height varies: RC0805FR-071K24L and AC0805FR-071K24L at 0.024" (0.60mm), CRCW08051K24FKEA at 0.020" (0.50mm), ERJ-6ENF1241V at 0.028" (0.70mm), and RMCF0805FT1K24 at 0.026" (0.65mm). Height differences must be evaluated against PCB assembly clearance specifications.

Q: Which substitute offers the best inventory availability?

A: ERJ-6ENF1241V (Panasonic) shows 78,591 pieces in stock, followed by RMCF0805FT1K24 (Stackpole) with 83,652 pieces. RC0805FR-071K24L (YAGEO) has 74,381 pieces available. All substitutes maintain substantial inventory levels.

Q: Can automotive-qualified substitutes be used in non-automotive applications?

A: Yes. Automotive AEC-Q200 qualified parts (AC0805FR-071K24L, CRCW08051K24FKEA, ERJ-6ENF1241V, RMCF0805FT1K24) meet or exceed industrial-grade specifications and are suitable for non-automotive applications. AEC-Q200 qualification represents enhanced reliability testing and is not restricted to automotive use.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All identified substitutes maintain ROHS3 compliance status identical to RC2012F1241CS, ensuring regulatory compatibility for applications subject to RoHS directives.