RCS2012F2050CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F2050CS is a 205 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format with 0.125W power rating. This component is classified as Active product status and features anti-sulfur and moisture-resistant construction. The part is supplied in Tape & Reel packaging and complies with ROHS3 and REACH requirements.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size, termination count), and environmental operating parameters. Substitute components maintain identical or superior performance characteristics within the defined parameter envelope.

Substiute Parts

RCS2012F2050CS

Samsung Electro-MechanicsIn Stock: 769RCS2012F2050CS Datasheet

Current PartRFQ

CRCW0805205RFKEA

Vishay DaleIn Stock: 22915CRCW0805205RFKEA Datasheet

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ERJ-6ENF2050V

Panasonic Electronic ComponentsIn Stock: 54839ERJ-6ENF2050V Datasheet

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RC0805FR-07205RL

YAGEOIn Stock: 48580RC0805FR-07205RL Datasheet

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RMCF0805FT205R

Stackpole Electronics IncIn Stock: 5367RMCF0805FT205R Datasheet

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Key Parameters

Substitute Part Grouping Explanation

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

Electrical Equivalence Requirements:

• Resistance value: 205 Ohms (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 to 155°C (exact match)

Mechanical Equivalence Requirements:

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

Compliance Requirements:

• RoHS3 Compliant (required)
• Moisture Sensitivity Level: 1 (Unlimited) (required)
• REACH Unaffected status (required)

All four substitute parts meet these criteria and are therefore direct functional equivalents to the RCS2012F2050CS.

Parameter Comparison

Engineering Selection Recommendations

All four substitute parts are functionally equivalent to the RCS2012F2050CS and maintain identical electrical and mechanical specifications. Selection among these alternatives is based on the following factors:

Automotive Applications: CRCW0805205RFKEA (Vishay Dale), ERJ-6ENF2050V (Panasonic), and RMCF0805FT205R (Stackpole) carry AEC-Q200 automotive qualification ratings. These parts are suitable for automotive-grade applications requiring enhanced reliability documentation.

General Industrial Applications: RC0805FR-07205RL (YAGEO) and RCS2012F2050CS (Samsung) are suitable for general industrial and consumer applications without automotive qualification requirements.

Inventory Availability: ERJ-6ENF2050V (Panasonic) offers the highest inventory level at 54,814 pieces. CRCW0805205RFKEA (Vishay Dale) provides 22,863 pieces. RC0805FR-07205RL (YAGEO) provides 48,560 pieces. RMCF0805FT205R (Stackpole) provides 5,293 pieces.

Physical Dimensions: All parts fit within standard 0805 package envelope. Height variations range from 0.020" to 0.028" maximum seated height, all within typical PCB assembly tolerances.

Compliance: All substitute parts maintain ROHS3 compliance, REACH Unaffected status, and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the original part specifications.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805205RFKEA replace RCS2012F2050CS in non-automotive applications?

A: Yes. CRCW0805205RFKEA meets all electrical and mechanical specifications required for direct substitution. The AEC-Q200 automotive qualification is an additional feature that does not restrict use in general industrial applications.

Q: Are there physical footprint differences between these substitute parts?

A: All parts use the 0805 (2012 Metric) package with identical land pattern requirements. Seated height varies between 0.020" and 0.028" maximum, which falls within standard PCB assembly clearance specifications and does not affect footprint compatibility.

Q: Which substitute part offers the best availability?

A: ERJ-6ENF2050V (Panasonic) provides the highest inventory at 54,814 pieces in stock. RC0805FR-07205RL (YAGEO) provides 48,560 pieces. Both offer substantial availability for production requirements.

Q: Do all substitute parts comply with environmental regulations?

A: Yes. All substitute parts are ROHS3 compliant and REACH Unaffected, matching the regulatory compliance of the original RCS2012F2050CS.

Q: What is the difference between anti-sulfur and standard thick film construction?

A: Anti-sulfur construction provides enhanced resistance to sulfur-containing environmental contaminants. The RCS2012F2050CS includes this feature. Substitute parts without explicit anti-sulfur designation maintain equivalent performance within the specified operating temperature and humidity ranges defined by MSL Level 1 rating.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. All parts share identical electrical specifications (205 Ohms ±1%, 0.125W, ±100ppm/°C), mechanical package (0805), and environmental ratings (MSL 1, -55°C to 155°C). They are direct functional equivalents and can be used interchangeably without circuit redesign.

Q: Are there performance differences in temperature coefficient?

A: No. All parts specify ±100ppm/°C temperature coefficient, ensuring identical frequency stability and resistance drift characteristics across the -55°C to 155°C operating range.