RCS2012F165CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F165CS is a 1.6 MOhms ±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 construction. Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design requirements necessitate alternative qualified sources while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	1.6 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
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RCS2012F165CS are qualified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Electrical Parameters (Must Match Exactly):

Resistance value: 1.6 MOhms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match Exactly):

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

Compliance Parameters (Must Match or Exceed):

RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

All identified substitute parts meet these criteria without exception. Additional features such as automotive AEC-Q200 qualification represent enhanced specifications that do not preclude substitution in non-automotive applications.

Parameter Comparison

Parameter	RCS2012F165CS (Samsung)	CRCW08051M60FKEA (Vishay Dale)	ERJ-6ENF1604V (Panasonic)
Resistance	1.6 MOhms	1.6 MOhms	1.6 MOhms
Tolerance	±1%	±1%	±1%
Power Rating	0.125W	0.125W	0.125W
Package / Case	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Composition	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Size / Dimension	0.079" L x 0.049" W (2.00mm x 1.25mm)	0.079" L x 0.049" W (2.00mm x 1.25mm)	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height - Seated (Max)	0.026" (0.66mm)	0.020" (0.50mm)	0.028" (0.70mm)
Number of Terminations	2	2	2
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active

Engineering Selection Recommendations

All three components—RCS2012F165CS, CRCW08051M60FKEA, and ERJ-6ENF1604V—are Active product status and fully compliant with ROHS3 and REACH requirements. Selection between these parts is determined by application-specific requirements and supply availability:

RCS2012F165CS (Samsung Electro-Mechanics): Primary selection for general-purpose applications requiring anti-sulfur and moisture-resistant thick film construction. Suitable for consumer and industrial electronics.

CRCW08051M60FKEA (Vishay Dale): Qualified for automotive applications under AEC-Q200 standard. Provides enhanced reliability assurance for automotive-grade designs. Seated height of 0.020" (0.50mm) represents the lowest profile among the three options.

ERJ-6ENF1604V (Panasonic Electronic Components): Qualified for automotive applications under AEC-Q200 standard. Highest seated height at 0.028" (0.70mm). Suitable for automotive-grade designs requiring Panasonic component qualification.

All three parts are electrically and mechanically interchangeable within the specified parameters. Selection should be based on supply chain availability, manufacturer qualification requirements, and PCB layout constraints related to component height.

Frequently Asked Questions (FAQ)

Q: Can CRCW08051M60FKEA replace RCS2012F165CS in non-automotive applications?

A: Yes. The CRCW08051M60FKEA meets all electrical and mechanical parameters required for substitution. AEC-Q200 automotive qualification does not restrict use in non-automotive applications.

Q: Are there height differences that affect PCB layout?

A: Yes. Seated heights differ: RCS2012F165CS (0.66mm), CRCW08051M60FKEA (0.50mm), and ERJ-6ENF1604V (0.70mm). For space-constrained designs, CRCW08051M60FKEA offers the lowest profile. Verify PCB clearance requirements before substitution.

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

A: Yes. All three parts have Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: What is the basis for substitution compatibility?

A: Substitution is based on matching resistance value (1.6 MOhms), tolerance (±1%), power rating (0.125W), package type (0805), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and compliance certifications (ROHS3, REACH).

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

A: Yes, provided PCB layout accommodates the maximum seated height of 0.70mm (ERJ-6ENF1604V). All parts share identical footprint dimensions and electrical characteristics.

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