RC2012F1783CS Equivalent & Substitute Parts

Part Overview

The RC2012F1783CS is a 178 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 and is RoHS3 compliant with Moisture Sensitivity Level 1 (Unlimited). The RC2012F1783CS is designed for general-purpose applications requiring precision resistive elements with moisture resistance characteristics. Substitute parts are identified when original inventory becomes unavailable or when alternative sourcing is required for supply chain continuity.

Substiute Parts

RC2012F1783CS

Samsung Electro-MechanicsIn Stock: 837RC2012F1783CS Datasheet

Current PartRFQ

RC0805FR-07178KL

YAGEOIn Stock: 56127RC0805FR-07178KL Datasheet

DirectRFQ

CRCW0805178KFKEA

Vishay DaleIn Stock: 14691CRCW0805178KFKEA Datasheet

SimilarRFQ

ERJ-6ENF1783V

Panasonic Electronic ComponentsIn Stock: 40201ERJ-6ENF1783V Datasheet

SimilarRFQ

RMCF0805FT178K

Stackpole Electronics IncIn Stock: 100986RMCF0805FT178K Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the RC2012F1783CS is determined by strict equivalence across the following critical parameters: resistance value (178 kOhms), tolerance (±1%), power rating (0.125W), package format (0805 / 2012 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and compliance certifications (RoHS3, REACH Unaffected). All identified substitute parts maintain identical electrical specifications and physical package dimensions within the 0805 form factor. Substitute parts are grouped as direct equivalents when all parameters align without deviation. Moisture Sensitivity Level 1 (Unlimited) is maintained across all substitutes, ensuring compatibility in standard storage and handling conditions.

Parameter Comparison

Engineering Selection Recommendations

All identified substitute parts maintain full electrical and mechanical equivalence to the RC2012F1783CS. Selection among these alternatives is based on availability, supply chain considerations, and application-specific requirements.

RC0805FR-07178KL (YAGEO): Direct equivalent with identical electrical specifications and moisture-resistant thick film composition. Maintains standard height profile at 0.024" (0.60mm). Suitable for general-purpose applications requiring standard performance characteristics.

CRCW0805178KFKEA (Vishay Dale): Direct equivalent with automotive AEC-Q200 qualification. Lowest seated height at 0.020" (0.50mm), providing advantage in space-constrained PCB layouts. Automotive-grade certification extends reliability assurance for demanding applications.

ERJ-6ENF1783V (Panasonic Electronic Components): Direct equivalent with automotive AEC-Q200 qualification. Highest seated height at 0.028" (0.70mm). Automotive-grade certification provides enhanced reliability documentation for automotive and industrial applications.

RMCF0805FT178K (Stackpole Electronics Inc): Direct equivalent with automotive AEC-Q200 qualification. Seated height at 0.026" (0.65mm) matches the original RC2012F1783CS specification. Automotive-grade certification supports applications requiring enhanced performance documentation.

All substitute parts are RoHS3 compliant, REACH unaffected, and maintain MSL 1 (Unlimited) moisture sensitivity rating. Selection should prioritize availability and lead time requirements while maintaining compliance with application-specific certifications.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-07178KL be used as a direct replacement for RC2012F1783CS?

A: Yes. RC0805FR-07178KL is a direct electrical and mechanical equivalent. Both components share identical resistance (178 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 are identical at 0.079" L x 0.049" W. The only variation is seated height: RC0805FR-07178KL measures 0.024" (0.60mm) versus RC2012F1783CS at 0.026" (0.66mm). This height difference is within standard PCB assembly tolerances and does not affect functionality.

Q: What is the difference between automotive-grade substitutes and the original RC2012F1783CS?

A: The original RC2012F1783CS is specified as moisture-resistant thick film without automotive qualification. Substitute parts CRCW0805178KFKEA, ERJ-6ENF1783V, and RMCF0805FT178K include automotive AEC-Q200 qualification, which provides additional reliability documentation and testing verification for automotive applications. All parts maintain identical electrical specifications and RoHS3 compliance. Automotive-grade parts are suitable for general-purpose applications and provide enhanced assurance for demanding environments.

Q: Are there any package compatibility issues when substituting these parts?

A: No. All substitute parts use the 0805 (2012 Metric) package format with identical footprint dimensions of 0.079" L x 0.049" W (2.00mm x 1.25mm). Seated heights vary slightly between 0.020" (0.50mm) and 0.028" (0.70mm), which falls within standard PCB assembly specifications and does not affect component placement or soldering processes.

Q: Do all substitute parts maintain the same moisture resistance characteristics?

A: Yes. All substitute parts maintain Moisture Sensitivity Level 1 (Unlimited), identical to the RC2012F1783CS. This classification indicates unlimited shelf life under standard storage conditions without special moisture control requirements.

Q: Which substitute part should be selected for space-constrained applications?

A: CRCW0805178KFKEA (Vishay Dale) provides the lowest seated height at 0.020" (0.50mm), offering maximum clearance in space-constrained PCB layouts while maintaining all electrical specifications and automotive AEC-Q200 qualification.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All identified substitute parts are RoHS3 compliant and REACH unaffected, matching the compliance status of the original RC2012F1783CS.