RCS2012F3833CS Equivalent & Substitute Parts

Part Overview

The RCS2012F3833CS is a 383 kOhms ±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. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without performance degradation.

Key Parameters

Parameter	Specification
Resistance Value	383 kOhms
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 RCS2012F3833CS are qualified based on the following criteria:

Electrical Parameters (Must Match):

Resistance value: 383 kOhms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match):

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 (Must Match):

RoHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)
REACH Status: REACH Unaffected

All three substitute parts meet these criteria and are therefore electrically and mechanically interchangeable with the original RCS2012F3833CS component.

Parameter Comparison

Parameter	RCS2012F3833CS (Samsung)	CRCW0805383KFKEA (Vishay Dale)	ERJ-6ENF3833V (Panasonic)	RC0805FR-07383KL (YAGEO)
Resistance	383 kOhms	383 kOhms	383 kOhms	383 kOhms
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
Size / Dimension	0.079" L x 0.049" W	0.079" L x 0.049" W	0.079" L x 0.049" W	0.079" L x 0.049" W
Height - Seated (Max)	0.026" (0.66mm)	0.020" (0.50mm)	0.028" (0.70mm)	0.024" (0.60mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All three substitute parts are qualified for direct replacement of the RCS2012F3833CS based on matching electrical, mechanical, and compliance specifications.

CRCW0805383KFKEA (Vishay Dale): This substitute carries AEC-Q200 automotive qualification, providing additional reliability assurance for automotive and high-reliability applications. Seated height is 0.020" (0.50mm), the lowest among all options, which may be advantageous in space-constrained PCB layouts.

ERJ-6ENF3833V (Panasonic Electronic Components): This substitute also carries AEC-Q200 automotive qualification. Seated height is 0.028" (0.70mm), the highest among all options. This component is suitable for applications requiring automotive-grade reliability.

RC0805FR-07383KL (YAGEO): This substitute features moisture-resistant construction matching the original component. Packaging is available in Cut Tape (CT) & Digi-Reel® format. Seated height is 0.024" (0.60mm), providing a middle-ground option for PCB assembly considerations.

All parts maintain ROHS3 compliance, MSL Level 1 rating, and Active product status, ensuring long-term availability and regulatory compliance.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805383KFKEA replace RCS2012F3833CS in non-automotive applications?

A: Yes. The CRCW0805383KFKEA 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 non-automotive circuits.

Q: What is the significance of the seated height differences among substitute parts?

A: Seated height variations (0.020" to 0.028") are within acceptable tolerances for 0805 package components. Height differences may impact PCB assembly clearance in applications with tight vertical spacing constraints. Verify PCB design clearance specifications before selection.

Q: Are all substitute parts available in the same packaging format as the original?

A: The RCS2012F3833CS is supplied in Tape & Reel (TR) format. CRCW0805383KFKEA and ERJ-6ENF3833V are also supplied in Tape & Reel (TR) format. RC0805FR-07383KL is supplied in Cut Tape (CT) & Digi-Reel® format. Packaging format selection depends on assembly process requirements.

Q: Do all substitute parts meet the same compliance standards?

A: Yes. All substitute parts are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (Unlimited) moisture sensitivity rating, matching the original RCS2012F3833CS specifications.

Q: What is the temperature coefficient specification and why is it important?

A: All parts, including the original and substitutes, have a temperature coefficient of ±100ppm/°C. This specification defines the resistance value change per degree Celsius within the operating temperature range of -55°C to 155°C. This parameter is critical for precision analog circuits and must remain constant across all substitute selections.

Q: Can these parts be used interchangeably in high-reliability applications?

A: Yes. The CRCW0805383KFKEA and ERJ-6ENF3833V carry AEC-Q200 automotive qualification, which is recognized for high-reliability applications. The RC0805FR-07383KL meets all base electrical and compliance requirements. Selection depends on specific application reliability requirements and qualification documentation.

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