RCS2012F3920CS Equivalent & Substitute Parts

Part Overview

The RCS2012F3920CS is a 392 Ohm ±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 and is designed for general-purpose applications requiring anti-sulfur and moisture-resistant characteristics. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit designs without functional degradation.

Key Parameters

Parameter	Value
Resistance	392 Ohms
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

Substitution eligibility for the RCS2012F3920CS is determined by strict equivalence across the following parameters:

Critical Matching Parameters:

Resistance value: 392 Ohms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Package: 0805 (2012 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

All identified substitute parts meet these criteria. Variations in packaging format (Tape & Reel versus Cut Tape), physical height dimensions, and optional automotive certifications do not affect electrical substitutability. The substitute parts are sourced from Vishay Dale, Panasonic Electronic Components, YAGEO, and Stackpole Electronics Inc.

Parameter Comparison

Parameter	RCS2012F3920CS (Samsung)	CRCW0805392RFKEA (Vishay Dale)	ERJ-6ENF3920V (Panasonic)	RC0805FR-07392RL (YAGEO)	RMCF0805FT392R (Stackpole)
Resistance	392 Ohms	392 Ohms	392 Ohms	392 Ohms	392 Ohms
Tolerance	±1%	±1%	±1%	±1%	±1%
Power Rating	0.125W	0.125W	0.125W	0.125W	0.125W
Package	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±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	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Height - Seated (Max)	0.026" (0.66mm)	0.020" (0.50mm)	0.028" (0.70mm)	0.024" (0.60mm)	0.026" (0.65mm)
Packaging Format	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)	Cut Tape (CT) & Digi-Reel®	Tape & Reel (TR)

Engineering Selection Recommendations

All four substitute parts are qualified for direct replacement of the RCS2012F3920CS based on electrical and mechanical equivalence. Selection among substitutes should be based on the following factors:

Compliance and Certifications: CRCW0805392RFKEA (Vishay Dale), ERJ-6ENF3920V (Panasonic), and RMCF0805FT392R (Stackpole) carry Automotive AEC-Q200 certification, suitable for applications requiring automotive-grade reliability. RC0805FR-07392RL (YAGEO) does not carry automotive certification but meets general industrial requirements.

Packaging Availability: CRCW0805392RFKEA, ERJ-6ENF3920V, and RMCF0805FT392R are supplied in Tape & Reel format, matching the original RCS2012F3920CS packaging. RC0805FR-07392RL is available in Cut Tape and Digi-Reel format, suitable for applications with different assembly requirements.

Physical Dimensions: All substitutes fit within standard 0805 package constraints. Height variations (0.020" to 0.028") are within acceptable tolerances for PCB assembly and do not affect electrical performance or board-level compatibility.

Product Status: All substitute parts maintain Active product status, ensuring continued availability and supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805392RFKEA replace RCS2012F3920CS in non-automotive applications?

A: Yes. CRCW0805392RFKEA meets all electrical and mechanical specifications of RCS2012F3920CS. The Automotive AEC-Q200 certification is an additional qualification that does not restrict use in general-purpose applications.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel packaging is supplied on continuous carrier tape suitable for automated pick-and-place assembly. Cut Tape and Digi-Reel format provides smaller quantities on cut tape segments. Both formats contain identical components; packaging format selection depends on assembly process requirements and order quantity.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts—CRCW0805392RFKEA, ERJ-6ENF3920V, RC0805FR-07392RL, and RMCF0805FT392R—are ROHS3 compliant, matching the compliance status of RCS2012F3920CS.

Q: Does the height difference between substitute parts affect PCB assembly?

A: No. Height variations among substitutes (0.020" to 0.028" seated height) are within standard 0805 package tolerances and do not affect PCB layout, reflow soldering, or component placement accuracy.

Q: Which substitute part has the highest inventory availability?

A: RMCF0805FT392R (Stackpole Electronics Inc) has the highest reported inventory at 477,224 pieces. ERJ-6ENF3920V (Panasonic) has 140,432 pieces, and RC0805FR-07392RL (YAGEO) has 255,220 pieces available.

Q: Can I use ERJ-6ENF3920V in applications requiring anti-sulfur protection?

A: ERJ-6ENF3920V carries Automotive AEC-Q200 certification but does not explicitly list anti-sulfur features in the provided specifications. RCS2012F3920CS and RC0805FR-07392RL both specify anti-sulfur and moisture-resistant characteristics. For applications requiring confirmed anti-sulfur protection, RC0805FR-07392RL is the recommended substitute.

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