RC2012F271CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F271CS is a 270 Ohm ±1% 0.125W (1/8W) thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) surface mount package. This component is classified as Active product status with moisture resistant characteristics and ROHS3 compliance. The part is supplied in Tape & Reel packaging with 839 pieces currently in stock inventory.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when supply chain constraints occur, or when design requirements necessitate alternative manufacturers with identical or superior electrical and mechanical specifications.

Key Parameters

Parameter	Value	Specification Basis
Resistance	270 Ohms	Core electrical specification
Tolerance	±1%	Precision requirement
Power Rating	0.125W (1/8W)	Thermal dissipation capacity
Package / Case	0805 (2012 Metric)	Physical footprint and PCB compatibility
Composition	Thick Film	Manufacturing technology
Temperature Coefficient	±100ppm/°C	Stability over temperature range
Operating Temperature Range	-55°C to 155°C	Environmental operating limits
Moisture Sensitivity Level (MSL)	1 (Unlimited)	Handling and storage requirements
RoHS Status	ROHS3 Compliant	Environmental and regulatory compliance
Number of Terminations	2	Component connectivity

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F271CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 270 Ohms (exact match required)
Tolerance: ±1% (exact match required)
Power rating: 0.125W minimum (equal or higher acceptable)
Package: 0805 (2012 Metric) (exact match required)
Composition: Thick Film (exact match required)
Temperature coefficient: ±100ppm/°C (exact match required)
Operating temperature range: -55°C to 155°C minimum (equal or wider acceptable)
Termination count: 2 (exact match required)
RoHS compliance: ROHS3 (exact match required)
MSL rating: 1 (Unlimited) (exact match required)

Acceptable Variations:

Manufacturer identity (different manufacturers permitted)
Packaging format (Tape & Reel or Cut Tape acceptable)
Physical height dimensions (within 0.026" / 0.65mm maximum seated height)
Additional features (automotive AEC-Q200, moisture resistance, pulse withstanding) permitted as enhancements

Parts are classified as Direct Substitutes when all mandatory parameters match exactly. Parts are classified as Similar when they meet all mandatory parameters but include additional certifications or enhanced features.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Height Max (mm)	Features	RoHS	MSL	Product Status
RC2012F271CS	Samsung Electro-Mechanics	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.65	Moisture Resistant	ROHS3	1	Active
CR0805-FX-2700ELF	Bourns Inc.	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.60	Moisture Resistant	ROHS3	1	Active
CRG0805F270R	TE Connectivity Passive Product	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.65	None specified	ROHS3	1	Active
ERJ-6ENF2700V	Panasonic Electronic Components	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.70	Automotive AEC-Q200	ROHS3	1	Active
KTR10EZPF2700	Rohm Semiconductor	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.65	Automotive AEC-Q200, High Voltage	ROHS3	1	Active
RC0805FR-07270RL	YAGEO	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.60	Moisture Resistant	ROHS3	1	Active
RMCF0805FT270R	Stackpole Electronics Inc	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.65	Automotive AEC-Q200	ROHS3	1	Active
AC0805FR-07270RL	YAGEO	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.60	Automotive AEC-Q200, Moisture Resistant	ROHS3	1	Active
CRCW0805270RFKEA	Vishay Dale	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.50	Automotive AEC-Q200	ROHS3	1	Active
CRCW0805270RFKEAHP	Vishay Dale	270Ω	±1%	0.5	0805	±100ppm/°C	-55 to 155°C	0.50	Automotive AEC-Q200, Pulse Withstanding	ROHS3	1	Active
CRCW0805270RFKEB	Vishay Dale	270Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	0.50	Automotive AEC-Q200	ROHS3	1	Discontinued at DiGi Electronics

Engineering Selection Recommendations

Direct Substitutes (Highest Compatibility):

The following parts are direct substitutes with all mandatory parameters matching the RC2012F271CS:

CR0805-FX-2700ELF (Bourns Inc.): Active status, moisture resistant, inventory 56,522 units. Seated height 0.60mm provides superior dimensional compatibility.
CRG0805F270R (TE Connectivity Passive Product): Active status, inventory 30,922 units. Identical electrical specifications with standard height profile.
RC0805FR-07270RL (YAGEO): Active status, moisture resistant, inventory 137,753 units. Highest inventory availability among direct substitutes.

Enhanced Substitutes (Additional Certifications):

The following parts meet all mandatory parameters and include automotive AEC-Q200 certification:

ERJ-6ENF2700V (Panasonic Electronic Components): Active status, automotive AEC-Q200 rated, inventory 157,620 units. Highest inventory level across all substitutes.
KTR10EZPF2700 (Rohm Semiconductor): Active status, automotive AEC-Q200 and high voltage rated, inventory 2,741 units.
RMCF0805FT270R (Stackpole Electronics Inc): Active status, automotive AEC-Q200 rated, inventory 53,221 units.
AC0805FR-07270RL (YAGEO): Active status, automotive AEC-Q200 and moisture resistant, inventory 9,722 units.
CRCW0805270RFKEA (Vishay Dale): Active status, automotive AEC-Q200 rated, inventory 50,164 units. Lowest seated height at 0.50mm.

Higher Power Rating Substitute:

CRCW0805270RFKEAHP (Vishay Dale): Active status, 0.5W power rating (4x higher than base specification), automotive AEC-Q200 and pulse withstanding rated, inventory 64,797 units. Suitable for applications requiring enhanced thermal margin.

Discontinued Part:

CRCW0805270RFKEB (Vishay Dale): Discontinued at DiGi Electronics. Not recommended for new designs despite meeting all electrical specifications.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a higher power rating than the RC2012F271CS?

A: Yes. The CRCW0805270RFKEAHP rated at 0.5W (1/2W) is electrically and mechanically compatible. Higher power rating provides additional thermal dissipation capability without affecting circuit performance. Physical dimensions remain identical at 0805 package.

Q: What is the difference between Direct Substitutes and Similar Substitutes?

A: Direct Substitutes match all mandatory electrical and mechanical parameters of the RC2012F271CS without additional certifications. Similar Substitutes meet all mandatory parameters but include additional features such as automotive AEC-Q200 certification or enhanced pulse withstanding capability. Both categories are functionally equivalent for standard applications.

Q: Are automotive AEC-Q200 rated parts compatible with non-automotive applications?

A: Yes. Automotive AEC-Q200 certification indicates enhanced reliability testing and quality standards. Parts meeting this certification are fully compatible with non-automotive applications and provide equivalent or superior performance.

Q: Does seated height variation affect PCB assembly compatibility?

A: No. All substitute parts maintain the 0805 (2012 Metric) package footprint. Seated height variations (0.50mm to 0.70mm) are within standard PCB assembly tolerances and do not affect placement, soldering, or electrical performance.

Q: Which substitute has the highest inventory availability?

A: ERJ-6ENF2700V (Panasonic Electronic Components) has the highest inventory at 157,620 units. RC0805FR-07270RL (YAGEO) is the second highest at 137,753 units.

Q: Can I substitute the RC2012F271CS with a part having different tolerance?

A: No. Tolerance must remain at ±1%. Different tolerance values alter circuit performance and are not acceptable substitutes.

Q: Is moisture resistance a mandatory requirement for substitution?

A: No. Moisture resistance is a feature of the RC2012F271CS but is not mandatory for substitution. Parts without moisture resistance designation (such as CRG0805F270R) are fully compatible. However, moisture resistant alternatives are available if this feature is required by application specifications.

Q: What is MSL 1 (Unlimited) and does it affect part selection?

A: MSL 1 (Unlimited) indicates the component has no moisture sensitivity limitations. Storage and handling do not require special humidity-controlled conditions. All listed substitutes maintain MSL 1 rating, ensuring identical handling requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, matching the environmental and regulatory status of the RC2012F271CS.

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