RCS2012F685CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F685CS is a 6.8 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 with anti-sulfur and moisture-resistant construction. Substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility to ensure direct replacement capability in circuit applications.

Key Parameters

Parameter	Specification
Resistance Value	6.8 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 RCS2012F685CS are qualified based on the following criteria:

Electrical Parameters (Critical):

Resistance value: 6.8 MOhms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Critical):

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

Compliance Parameters:

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

All identified substitute parts meet these core requirements. Variations in seated height and specific feature sets (anti-sulfur, automotive AEC-Q200, high voltage) do not affect functional substitution capability within the specified electrical and mechanical parameters.

Parameter Comparison

Parameter	RCS2012F685CS (Samsung)	CRCW08056M80FKEA (Vishay Dale)	RC0805FR-076M8L (YAGEO)	RCV08056M80FKEA (Vishay Dale)
Resistance	6.8 MOhms	6.8 MOhms	6.8 MOhms	6.8 MOhms
Tolerance	±1%	±1%	±1%	±1%
Power Rating	0.125W	0.125W	0.125W	0.125W
Package	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Dimensions (L x W)	0.079" x 0.049" (2.00mm x 1.25mm)	0.079" x 0.049" (2.00mm x 1.25mm)	0.079" x 0.049" (2.00mm x 1.25mm)	0.079" x 0.049" (2.00mm x 1.25mm)
Height - Seated (Max)	0.026" (0.66mm)	0.020" (0.50mm)	0.024" (0.60mm)	0.020" (0.50mm)
Terminations	2	2	2	2
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All three substitute parts (CRCW08056M80FKEA, RC0805FR-076M8L, RCV08056M80FKEA) are functionally equivalent to the RCS2012F685CS based on matching electrical and mechanical specifications. Selection among these alternatives should be based on:

Compliance Requirements:

All parts maintain ROHS3 Compliant status
All parts are REACH Unaffected
All parts carry MSL 1 (Unlimited) rating

Application-Specific Features:

CRCW08056M80FKEA includes Automotive AEC-Q200 qualification for automotive circuit applications
RCV08056M80FKEA includes High Voltage feature designation
RC0805FR-076M8L provides Moisture Resistant construction

Inventory Availability:

CRCW08056M80FKEA: 21,543 pcs in stock
RC0805FR-076M8L: 14,180 pcs in stock
RCV08056M80FKEA: 25,917 pcs in stock

All parts are Active status products suitable for new design implementation or direct replacement in existing applications.

Frequently Asked Questions (FAQ)

Q: Can CRCW08056M80FKEA replace RCS2012F685CS in non-automotive applications?

A: Yes. The CRCW08056M80FKEA meets all electrical and mechanical specifications required for substitution. The Automotive AEC-Q200 qualification is an additional feature that does not restrict use in non-automotive circuits.

Q: What is the significance of the seated height difference between parts?

A: Seated height variations (0.020" to 0.026" maximum) fall within standard PCB assembly tolerances for 0805 package components. All parts maintain identical length and width dimensions (0.079" x 0.049"), ensuring footprint compatibility on circuit boards.

Q: Are all substitute parts suitable for high-temperature applications?

A: Yes. All parts, including the main part RCS2012F685CS and all substitutes, operate across the -55°C ~ 155°C temperature range with ±100ppm/°C temperature coefficient specification.

Q: Does the High Voltage feature of RCV08056M80FKEA affect its use in standard circuits?

A: No. The High Voltage feature indicates enhanced capability for high-voltage applications. This part functions identically to other substitutes in standard voltage circuits while providing additional design margin for high-voltage applications.

Q: Are moisture-resistant features required for all applications?

A: No. All parts carry MSL 1 (Unlimited) rating, indicating unlimited shelf life and moisture tolerance. Specific moisture-resistant construction features (anti-sulfur in RCS2012F685CS, moisture resistant in RC0805FR-076M8L) provide additional environmental protection but are not required for standard applications.

Q: Can these parts be used interchangeably in existing PCB designs?

A: Yes. All substitute parts maintain identical 0805 (2012 Metric) package dimensions and 2-termination configuration, enabling direct PCB footprint compatibility without layout modifications.

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