RCS2012F335CS Equivalent & Substitute Parts

Part Overview

The RCS2012F335CS is a 3.3 MOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package format. This component is rated for 0.125W (1/8W) power dissipation and operates across the temperature range of -55°C to 155°C. The part features anti-sulfur and moisture-resistant properties, with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The RCS2012F335CS maintains active product status with 1029 units currently in stock.

Equivalent and substitute parts are necessary when the primary component becomes unavailable, when supply chain optimization is required, or when design specifications allow for alternative manufacturers meeting identical electrical and mechanical parameters.

Substiute Parts

RCS2012F335CS

Samsung Electro-MechanicsIn Stock: 1112RCS2012F335CS Datasheet

Current PartRFQ

AC0805FR-073M3L

YAGEOIn Stock: 9421AC0805FR-073M3L Datasheet

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CRCW08053M30FKEA

Vishay DaleIn Stock: 33824CRCW08053M30FKEA Datasheet

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KTR10EZPF3304

Rohm SemiconductorIn Stock: 3494KTR10EZPF3304 Datasheet

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RC0805FR-073M3L

YAGEOIn Stock: 44124RC0805FR-073M3L Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS2012F335CS is determined by strict equivalence across the following critical parameters:

Electrical Parameters:

• Resistance value: 3.3 MOhms
• Tolerance: ±1%
• Power rating: 0.125W (1/8W)
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to 155°C

Mechanical Parameters:

• Package format: 0805 (2012 Metric)
• Number of terminations: 2
• Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)

Compliance Parameters:

• RoHS3 compliance
• Moisture sensitivity level: 1 (Unlimited)

All four substitute parts listed meet these core requirements. Variations in seated height, additional certifications (such as AEC-Q200 automotive qualification), and enhanced feature sets (such as high voltage capability) do not disqualify parts from substitution but represent additional capabilities beyond the baseline specification.

Parameter Comparison

Engineering Selection Recommendations

All four substitute parts are functionally equivalent to the RCS2012F335CS based on electrical and mechanical specifications. Selection among these alternatives should be based on the following factors:

Inventory Availability: RC0805FR-073M3L (YAGEO) offers the highest stock level at 44,092 units, followed by CRCW08053M30FKEA (Vishay Dale) at 33,798 units. AC0805FR-073M3L (YAGEO) provides 9,353 units, while KTR10EZPF3304 (Rohm) has 3,469 units available.

Compliance and Certifications: AC0805FR-073M3L, CRCW08053M30FKEA, and KTR10EZPF3304 carry AEC-Q200 automotive qualification. KTR10EZPF3304 additionally features high voltage capability. RC0805FR-073M3L and RCS2012F335CS do not specify automotive qualification but maintain full ROHS3 compliance and MSL 1 rating.

Physical Dimensions: All parts conform to 0805 package dimensions. Seated height varies between 0.020" (0.50mm) and 0.026" (0.66mm), which remains within acceptable PCB assembly tolerances for standard reflow processes.

Manufacturer Diversity: Substitutes represent four different manufacturers: YAGEO (two part numbers), Vishay Dale, Rohm Semiconductor, and Samsung Electro-Mechanics. This diversity supports supply chain resilience and reduces single-source dependency.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-073M3L replace RCS2012F335CS in all applications?

A: Yes. RC0805FR-073M3L meets all electrical and mechanical parameters specified for RCS2012F335CS. Both parts share identical resistance (3.3 MOhms), tolerance (±1%), power rating (0.125W), package format (0805), temperature coefficient (±100ppm/°C), operating range (-55°C to 155°C), and compliance status (ROHS3, MSL 1).

Q: What is the difference between automotive-qualified substitutes and non-automotive versions?

A: AC0805FR-073M3L, CRCW08053M30FKEA, and KTR10EZPF3304 carry AEC-Q200 automotive qualification, indicating compliance with automotive reliability and quality standards. RCS2012F335CS and RC0805FR-073M3L do not specify this certification. For non-automotive applications, this distinction is not a limiting factor. For automotive designs, AEC-Q200 qualified parts provide additional assurance of manufacturing consistency and reliability testing.

Q: Are there physical compatibility concerns with different seated heights?

A: Seated height variations (0.020" to 0.026") fall within standard PCB assembly tolerances and do not create compatibility issues. All parts conform to the 0805 package specification and will function identically in standard reflow soldering processes.

Q: Which substitute offers the best supply chain position?

A: RC0805FR-073M3L (YAGEO) provides the highest inventory level at 44,092 units, making it the most readily available substitute. CRCW08053M30FKEA (Vishay Dale) at 33,798 units offers the second-best availability.

Q: Can KTR10EZPF3304 be used in applications requiring high voltage performance?

A: KTR10EZPF3304 is specified with high voltage capability as an additional feature. This part remains fully compatible with standard applications requiring 3.3 MOhms ±1% at 0.125W. The high voltage feature does not restrict its use in non-high-voltage applications.

Q: What compliance certifications apply to all substitute parts?

A: All five parts (RCS2012F335CS and the four substitutes) are ROHS3 compliant, REACH unaffected, and classified as MSL 1 (unlimited moisture sensitivity level). All carry the same ECCN (EAR99) and HTSUS (8533.21.0030) classifications.