RCS2012F4223CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F4223CS is a 422 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 requirements for direct circuit board replacement applications.

Key Parameters

Parameter	Specification
Resistance Value	422 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)
Packaging Type	Tape & Reel (TR)

Substitute Part Grouping Explanation

Substitute parts for the RCS2012F4223CS are qualified based on the following criteria:

Electrical Parameters (Must Match):

Resistance value: 422 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 Unaffected status
ECCN: EAR99

All four substitute parts listed meet these criteria and are therefore electrically and mechanically interchangeable with the RCS2012F4223CS in standard circuit applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Height Max (mm)	Features	RoHS	MSL
RCS2012F4223CS	Samsung Electro-Mechanics	422 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.66	Anti-Sulfur, Moisture Resistant	ROHS3	1
CRCW0805422KFKEA	Vishay Dale	422 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.50	Automotive AEC-Q200	ROHS3	1
ERJ-6ENF4223V	Panasonic Electronic Components	422 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.70	Automotive AEC-Q200	ROHS3	1
RC0805FR-07422KL	YAGEO	422 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.60	Moisture Resistant	ROHS3	1
RMCF0805FT422K	Stackpole Electronics Inc	422 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.65	Automotive AEC-Q200	ROHS3	1

Engineering Selection Recommendations

All four substitute parts are Active product status components with ROHS3 compliance and MSL Level 1 rating, matching the original RCS2012F4223CS specifications.

Automotive Applications: CRCW0805422KFKEA (Vishay Dale), ERJ-6ENF4223V (Panasonic), and RMCF0805FT422K (Stackpole) carry AEC-Q200 automotive qualification ratings. These parts are suitable for automotive-grade circuit designs requiring enhanced reliability standards.

General Industrial Applications: RC0805FR-07422KL (YAGEO) and RCS2012F4223CS (Samsung) are suitable for standard industrial and consumer electronics applications without automotive qualification requirements.

Height Considerations: All substitute parts have maximum seated heights between 0.50mm and 0.70mm, within typical PCB assembly tolerances. The CRCW0805422KFKEA offers the lowest profile at 0.50mm maximum height.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805422KFKEA replace RCS2012F4223CS in any application?

A: CRCW0805422KFKEA meets all electrical and mechanical specifications for direct substitution. The component carries AEC-Q200 automotive qualification, which exceeds standard industrial requirements. Substitution is valid for both automotive and general industrial applications.

Q: What is the difference between anti-sulfur and moisture-resistant features?

A: Anti-sulfur construction protects against sulfur-containing atmospheric contaminants. Moisture-resistant construction protects against humidity ingress. Both features are environmental protection mechanisms. All substitute parts maintain MSL Level 1 (Unlimited) moisture sensitivity rating, indicating equivalent moisture protection.

Q: Are height differences between substitute parts significant for PCB assembly?

A: Height variations range from 0.50mm to 0.70mm maximum seated height. These differences fall within standard PCB assembly tolerances and reflow soldering specifications. Height differences do not affect electrical performance or mechanical compatibility in standard 0805 package footprints.

Q: Can substitute parts be mixed in the same production batch?

A: All substitute parts are electrically and mechanically equivalent with identical resistance, tolerance, power rating, and package specifications. Mixing substitute parts in the same production batch is permissible from an engineering standpoint. Procurement and traceability procedures should follow organizational quality standards.

Q: What does AEC-Q200 qualification mean?

A: AEC-Q200 is an automotive electronics council qualification standard for passive components. It specifies enhanced reliability testing and performance requirements for automotive applications. Components with AEC-Q200 rating exceed standard industrial specifications and are suitable for automotive-grade designs.

Q: Are all substitute parts REACH compliant?

A: All substitute parts listed have REACH Unaffected status, indicating compliance with REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) regulations. This status applies to all five components in this reference.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message