RC2012F335CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F335CS is a 3.3 MOhms ±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 designed for general-purpose applications requiring moisture-resistant thick film construction. Equivalent and substitute parts are identified when design requirements necessitate alternative sourcing, inventory availability, or specific application certifications such as automotive AEC-Q200 qualification.

Key Parameters

Parameter	Value
Resistance	3.3 MOhms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F335CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 3.3 MOhms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Package: 0805 (2012 Metric)
Composition: Thick Film
Operating temperature range: -55°C ~ 155°C
Termination count: 2
RoHS compliance: ROHS3 Compliant
MSL rating: 1 (Unlimited)

Allowable Variation Parameters:

Temperature coefficient: ±100ppm/°C or ±200ppm/°C
Height (seated max): 0.020" to 0.026" (0.50mm to 0.65mm)
Additional certifications: Automotive AEC-Q200 qualification is permitted as an upgrade feature

Substitute parts are grouped into three categories: Direct equivalents (identical specifications), Upgrade substitutes (automotive-qualified variants), and Similar substitutes (automotive-qualified with minor specification variations).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Height Max (mm)	AEC-Q200	Inventory (Pcs)
RC2012F335CS	Samsung Electro-Mechanics	3.3 MOhms	±1%	0.125	0805	±100	0.65	No	1027
RC0805FR-073M3L	YAGEO	3.3 MOhms	±1%	0.125	0805	±100	0.60	No	44092
KTR10EZPF3304	Rohm Semiconductor	3.3 MOhms	±1%	0.125	0805	±100	0.65	Yes	3469
RMCF0805FT3M30	Stackpole Electronics Inc	3.3 MOhms	±1%	0.125	0805	±200	0.65	Yes	17437
AC0805FR-073M3L	YAGEO	3.3 MOhms	±1%	0.125	0805	±100	0.60	Yes	9353
CRCW08053M30FKEA	Vishay Dale	3.3 MOhms	±1%	0.125	0805	±100	0.50	Yes	33798

Engineering Selection Recommendations

Direct Equivalent: RC0805FR-073M3L (YAGEO) provides direct functional equivalence to RC2012F335CS with identical electrical specifications and moisture-resistant thick film construction. This part is suitable for applications where automotive qualification is not required.

Upgrade Substitutes (Automotive AEC-Q200 Qualified): KTR10EZPF3304 (Rohm Semiconductor), RMCF0805FT3M30 (Stackpole Electronics Inc), AC0805FR-073M3L (YAGEO), and CRCW08053M30FKEA (Vishay Dale) are qualified to automotive AEC-Q200 standard. These parts meet all electrical and mechanical requirements of the primary part while providing enhanced reliability certification for automotive applications. Selection among these upgrade options is based on inventory availability and specific design requirements.

Similar Substitutes: AC0805FR-073M3L and CRCW08053M30FKEA combine automotive AEC-Q200 qualification with the electrical specifications of the RC2012F335CS. AC0805FR-073M3L additionally features moisture-resistant construction matching the primary part's design approach.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and identical operating temperature range (-55°C ~ 155°C).

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-073M3L be used as a direct replacement for RC2012F335CS? A: Yes. RC0805FR-073M3L meets all mandatory electrical and mechanical parameters: 3.3 MOhms ±1%, 0.125W power rating, 0805 package, thick film composition, ±100ppm/°C temperature coefficient, and -55°C ~ 155°C operating range. The 0.60mm seated height is within the allowable variation range.

Q: What is the difference between the main part and automotive-qualified substitutes? A: The primary part RC2012F335CS is not AEC-Q200 certified. Substitute parts KTR10EZPF3304, RMCF0805FT3M30, AC0805FR-073M3L, and CRCW08053M30FKEA carry AEC-Q200 automotive qualification, indicating enhanced reliability testing and qualification for automotive applications. Electrical specifications remain equivalent.

Q: Does temperature coefficient variation affect substitution eligibility? A: RMCF0805FT3M30 has a ±200ppm/°C temperature coefficient compared to ±100ppm/°C for other parts. This represents a permitted variation within thick film resistor specifications and does not disqualify it as a substitute. Selection depends on circuit tolerance requirements.

Q: Are all substitute parts available in the same packaging format? A: Yes. All listed substitute parts are supplied in Tape & Reel (TR) packaging in 0805 (2012 Metric) case format, matching the primary part's packaging specification.

Q: What is the significance of MSL 1 rating across all parts? A: MSL 1 (Unlimited) indicates these components have unlimited shelf life and do not require moisture bake-out procedures prior to soldering. This specification is consistent across the primary part and all substitutes.

Q: Can CRCW08053M30FKEA be used in space-constrained applications? A: CRCW08053M30FKEA has the lowest seated height at 0.50mm compared to 0.65mm for the primary part and 0.60mm for other substitutes. This characteristic may be advantageous in applications with strict height limitations while maintaining all other electrical equivalence.

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