RC2012F4871CS 4.87kΩ 1% 1/8W 0805 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC2012F4871CS is a 4.87 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 ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is supplied in Tape & Reel packaging with 1071 pieces currently in stock. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific feature options such as automotive AEC-Q200 qualification or enhanced pulse withstanding capability.

Key Parameters

Parameter	Value
Resistance	4.87 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 RC2012F4871CS are grouped based on strict electrical and mechanical parameter matching. The primary substitution criteria are:

Core Matching Parameters:

Resistance value: 4.87 kOhms
Tolerance: ±1%
Package: 0805 (2012 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature: -55°C ~ 155°C
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Substitution Categories:

Direct Equivalent (Identical Specifications): Parts with matching power rating of 0.125W (1/8W) and identical physical dimensions.

Similar with Enhanced Features: Parts with identical electrical specifications but featuring automotive AEC-Q200 qualification or pulse withstanding capability. These maintain the same 0805 package footprint and electrical performance while offering additional reliability certifications.

Similar with Increased Power Rating: Parts with 0.5W (1/2W) power rating in the same 0805 package. These provide higher power dissipation capability while maintaining all other electrical parameters and package compatibility.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Features	Height Max (mm)	RoHS	MSL
RC2012F4871CS	Samsung Electro-Mechanics	4.87 kΩ	±1%	0.125	0805	±100ppm/°C	-55~155°C	Moisture Resistant	0.66	ROHS3	1
RC0805FR-074K87L	YAGEO	4.87 kΩ	±1%	0.125	0805	±100ppm/°C	-55~155°C	Moisture Resistant	0.60	ROHS3	1
CRCW08054K87FKEA	Vishay Dale	4.87 kΩ	±1%	0.125	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200	0.50	ROHS3	1
CRCW08054K87FKEAHP	Vishay Dale	4.87 kΩ	±1%	0.5	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Pulse Withstanding	0.50	ROHS3	1
ERJ-6ENF4871V	Panasonic Electronic Components	4.87 kΩ	±1%	0.125	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200	0.70	ROHS3	1
RCS08054K87FKEA	Vishay Dale	4.87 kΩ	±1%	0.5	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Pulse Withstanding	0.50	ROHS3	1
RMCF0805FT4K87	Stackpole Electronics Inc	4.87 kΩ	±1%	0.125	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200	0.65	ROHS3	1

Engineering Selection Recommendations

Direct Equivalent Selection:

RC0805FR-074K87L (YAGEO) is the primary direct equivalent to RC2012F4871CS. Both parts share identical electrical specifications, power rating, package dimensions, and compliance certifications. The YAGEO part offers significantly higher inventory availability (66,398 pieces) compared to the Samsung original (1,071 pieces), making it suitable for high-volume production requirements.

Automotive-Qualified Alternatives:

For applications requiring automotive AEC-Q200 qualification, three substitute options are available:

CRCW08054K87FKEA (Vishay Dale) provides identical 0.125W power rating with AEC-Q200 certification and the lowest maximum height (0.50mm), beneficial for space-constrained PCB layouts.

ERJ-6ENF4871V (Panasonic Electronic Components) offers AEC-Q200 qualification with the highest inventory level (150,400 pieces) among all substitutes, providing supply chain security for extended production runs.

RMCF0805FT4K87 (Stackpole Electronics Inc) delivers AEC-Q200 qualification with 34,981 pieces in stock, representing a balanced option between availability and performance.

Enhanced Power Rating Options:

CRCW08054K87FKEAHP (Vishay Dale) and RCS08054K87FKEA (Vishay Dale) both provide 0.5W (1/2W) power rating with automotive AEC-Q200 and pulse withstanding features. These parts maintain 0805 package compatibility while enabling higher power dissipation. Selection between these two Vishay options depends on specific pulse withstanding requirements and inventory availability (4,162 pieces for CRCW08054K87FKEAHP versus 75,837 pieces for RCS08054K87FKEA).

All substitute parts maintain ROHS3 compliance, unlimited moisture sensitivity level (MSL 1), and identical operating temperature range (-55°C to 155°C), ensuring direct functional compatibility in existing designs.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-074K87L (YAGEO) be used as a direct replacement for RC2012F4871CS (Samsung)?

A: Yes. Both parts share identical resistance (4.87 kΩ), tolerance (±1%), power rating (0.125W), package (0805), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, MSL 1). The YAGEO part has a slightly lower maximum height (0.60mm vs 0.66mm), which is advantageous for compact PCB designs.

Q: What is the difference between the 0.125W and 0.5W power-rated substitutes?

A: The 0.125W parts (RC2012F4871CS, RC0805FR-074K87L, CRCW08054K87FKEA, ERJ-6ENF4871V, RMCF0805FT4K87) are suitable for standard signal-level applications. The 0.5W parts (CRCW08054K87FKEAHP, RCS08054K87FKEA) provide higher power dissipation capability for applications requiring greater thermal headroom. Both maintain the same 0805 package footprint and electrical specifications.

Q: Are all substitute parts automotive-qualified?

A: No. RC0805FR-074K87L (YAGEO) and RC2012F4871CS (Samsung) do not carry AEC-Q200 automotive qualification. CRCW08054K87FKEA, CRCW08054K87FKEAHP, ERJ-6ENF4871V, RCS08054K87FKEA, and RMCF0805FT4K87 all feature AEC-Q200 qualification for automotive applications.

Q: Do all parts fit the same PCB footprint?

A: Yes. All listed parts use the 0805 (2012 Metric) package with identical length (0.079" / 2.00mm) and width (0.049" / 1.25mm). Maximum seated heights vary slightly (0.50mm to 0.70mm), but all are within standard 0805 component height tolerances and compatible with standard PCB assembly processes.

Q: What is the significance of "Pulse Withstanding" in CRCW08054K87FKEAHP and RCS08054K87FKEA?

A: Pulse withstanding capability indicates these parts are rated to handle transient overvoltage events without degradation. This feature is relevant for applications subject to electrical transients, surge conditions, or high-energy pulse environments. The base electrical specifications remain identical to non-pulse-withstanding variants.

Q: Which substitute offers the best supply chain availability?

A: ERJ-6ENF4871V (Panasonic Electronic Components) provides the highest inventory level at 150,400 pieces, followed by RCS08054K87FKEA (Vishay Dale) at 75,837 pieces. Both options ensure supply continuity for large-scale production programs.

Q: Are there any height restrictions that would prevent substitution?

A: All parts maintain maximum seated heights within the 0.50mm to 0.70mm range, which is standard for 0805 components. Height differences do not prevent PCB assembly compatibility. However, applications with extremely tight vertical clearance constraints should verify the specific maximum height specification of the selected substitute.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message