RCS2012F4323CS Equivalent & Substitute Parts

Part Overview

The RCS2012F4323CS is a 432 kOhms ±1% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with anti-sulfur and moisture-resistant characteristics. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without design modification.

Substiute Parts

RCS2012F4323CS

Samsung Electro-MechanicsIn Stock: 849RCS2012F4323CS Datasheet

Current PartRFQ

CRCW0805432KFKEA

Vishay DaleIn Stock: 5127CRCW0805432KFKEA Datasheet

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ERJ-6ENF4323V

Panasonic Electronic ComponentsIn Stock: 61724ERJ-6ENF4323V Datasheet

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RC0805FR-07432KL

YAGEOIn Stock: 65949RC0805FR-07432KL Datasheet

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RMCF0805FT432K

Stackpole Electronics IncIn Stock: 6214RMCF0805FT432K Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution validity for the RCS2012F4323CS is determined by strict equivalence across the following parameters:

Electrical Equivalence: Resistance value (432 kOhms), tolerance (±1%), power rating (0.125W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C) must be identical.

Mechanical Equivalence: Package designation (0805 / 2012 Metric), number of terminations (2), and physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm) must match.

Compliance Equivalence: RoHS3 compliance and MSL Level 1 (Unlimited) must be maintained. Composition (Thick Film) must be consistent.

All identified substitute parts meet these criteria. Additional features such as automotive AEC-Q200 certification or anti-sulfur characteristics represent enhanced specifications that do not prevent substitution but may provide supplementary benefits for specific applications.

Parameter Comparison

Engineering Selection Recommendations

All four substitute parts are qualified equivalents for direct replacement of the RCS2012F4323CS based on electrical and mechanical parameter alignment.

CRCW0805432KFKEA (Vishay Dale): Active product status. ROHS3 compliant. Automotive AEC-Q200 rated. Lowest seated height (0.020" / 0.50mm) provides advantage in space-constrained PCB layouts.

ERJ-6ENF4323V (Panasonic Electronic Components): Active product status. ROHS3 compliant. Automotive AEC-Q200 rated. Highest inventory availability (61,692 pcs). Maximum seated height (0.028" / 0.70mm) requires clearance verification in compact assemblies.

RC0805FR-07432KL (YAGEO): Active product status. ROHS3 compliant. Moisture-resistant feature matches original component specification. High inventory availability (65,875 pcs). Seated height 0.024" (0.60mm).

RMCF0805FT432K (Stackpole Electronics Inc): Active product status. ROHS3 compliant. Automotive AEC-Q200 rated. Seated height 0.026" (0.65mm) matches original component specification.

Selection among substitutes depends on application requirements: automotive qualification (AEC-Q200), inventory availability, or specific height constraints. All parts maintain identical electrical performance and thermal characteristics.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805432KFKEA replace RCS2012F4323CS in any application?

A: Yes. Electrical specifications (432 kOhms ±1%, 0.125W, ±100ppm/°C, -55°C ~ 155°C), mechanical package (0805), and compliance certifications (ROHS3, MSL 1) are identical. The lower seated height (0.020" vs 0.026") may provide additional PCB clearance but does not prevent substitution.

Q: What is the difference between automotive AEC-Q200 rated and non-rated substitutes?

A: AEC-Q200 certification (CRCW0805432KFKEA, ERJ-6ENF4323V, RMCF0805FT432K) indicates qualification for automotive applications with enhanced reliability testing. The RCS2012F4323CS and RC0805FR-07432KL do not carry this certification. Selection depends on end-application requirements; automotive certification is not required for general industrial or consumer applications.

Q: Are there any height restrictions when substituting these parts?

A: Seated height varies from 0.020" (0.50mm) to 0.028" (0.70mm) across substitutes. Verify PCB clearance requirements, particularly for high-density assemblies or applications with height constraints. All parts fit the 0805 package footprint identically.

Q: Do all substitutes have the same moisture sensitivity?

A: Yes. All parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Which substitute has the best inventory availability?

A: RC0805FR-07432KL (YAGEO) has the highest inventory (65,875 pcs), followed by ERJ-6ENF4323V (Panasonic, 61,692 pcs). Both provide reliable supply for high-volume applications.