RCS2012F1433CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F1433CS is a 143 kOhms ±1% 0.125W chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This thick film resistor features anti-sulfur and moisture-resistant construction, operating across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part is Active status and ROHS3 compliant with MSL 1 rating. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental performance characteristics to ensure direct functional interchangeability in circuit applications.

Substiute Parts

RCS2012F1433CS

Samsung Electro-MechanicsIn Stock: 1050RCS2012F1433CS Datasheet

Current PartRFQ

CRCW0805143KFKEA

Vishay DaleIn Stock: 24068CRCW0805143KFKEA Datasheet

SimilarRFQ

ERJ-6ENF1433V

Panasonic Electronic ComponentsIn Stock: 49433ERJ-6ENF1433V Datasheet

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RC0805FR-07143KL

YAGEOIn Stock: 8771RC0805FR-07143KL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS2012F1433CS is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 143 kOhms (exact match)
• Tolerance: ±1% (exact match)
• Power rating: 0.125W / 1/8W (exact match)
• Temperature coefficient: ±100ppm/°C (exact match)
• Operating temperature range: -55°C ~ 155°C (exact match or wider)

Mechanical Equivalence Requirements:

• Package / Case: 0805 (2012 Metric) (exact match)
• Number of terminations: 2 (exact match)
• Composition: Thick Film (exact match)

Compliance & Environmental Requirements:

• RoHS Status: ROHS3 Compliant (minimum requirement)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match)
• Packaging format: Tape & Reel (TR) (exact match)

All identified substitute parts meet these criteria and are therefore electrically and mechanically interchangeable with the RCS2012F1433CS in standard circuit applications.

Parameter Comparison

Engineering Selection Recommendations

All four parts listed in this reference—RCS2012F1433CS (Samsung Electro-Mechanics), CRCW0805143KFKEA (Vishay Dale), ERJ-6ENF1433V (Panasonic Electronic Components), and RC0805FR-07143KL (YAGEO)—are electrically and mechanically equivalent and maintain Active product status.

Compliance Considerations:

All parts are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity ratings, meeting standard industrial and commercial environmental requirements. REACH status is unaffected for all parts, and all carry EAR99 export classification.

Feature Differentiation:

The RCS2012F1433CS and RC0805FR-07143KL feature moisture-resistant construction. The CRCW0805143KFKEA and ERJ-6ENF1433V carry automotive AEC-Q200 qualification, indicating suitability for automotive-grade applications with enhanced reliability testing.

Physical Dimension Variance:

Seated height specifications vary slightly across manufacturers: Samsung 0.66mm, Vishay Dale 0.50mm, Panasonic 0.70mm, and YAGEO 0.60mm. These variations remain within standard PCB assembly tolerances and do not affect functional interchangeability in typical circuit designs.

Inventory Availability:

Current stock levels vary: Samsung 1,039 pcs, Vishay Dale 23,998 pcs, Panasonic 49,421 pcs, and YAGEO 8,663 pcs. Selection may be influenced by supply chain requirements and lead time considerations.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805143KFKEA or ERJ-6ENF1433V be used as direct replacements for RCS2012F1433CS?

A: Yes. Both parts meet all electrical and mechanical equivalence criteria. The CRCW0805143KFKEA and ERJ-6ENF1433V include automotive AEC-Q200 qualification, which represents an enhanced reliability specification beyond the base RCS2012F1433CS requirements. This qualification does not prevent use in non-automotive applications.

Q: Are there any PCB layout considerations when substituting between these parts?

A: No. All parts share identical 0805 (2012 Metric) package dimensions of 0.079" L x 0.049" W (2.00mm x 1.25mm). Seated height variations (0.50mm to 0.70mm) fall within standard PCB assembly clearance specifications and do not require layout modifications.

Q: Which substitute part should be selected for automotive applications?

A: CRCW0805143KFKEA (Vishay Dale) and ERJ-6ENF1433V (Panasonic Electronic Components) both carry AEC-Q200 automotive qualification. Selection between these two depends on supply availability and procurement preferences.

Q: Do all substitute parts have the same moisture sensitivity rating?

A: Yes. All parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions for storage, handling, or assembly processes.

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

A: The temperature coefficient specifies resistance value drift over the operating temperature range of -55°C to 155°C. All parts maintain identical ±100ppm/°C performance, ensuring equivalent thermal stability in circuit operation.

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

A: No. All parts are ROHS3 compliant and carry REACH Unaffected status, meeting current environmental and hazardous substance regulations uniformly.