RC2012F12R7CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F12R7CS is a 12.7 Ohm ±1% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status and is designed for general-purpose applications requiring moisture-resistant thick film construction. Equivalent and substitute parts are identified when identical electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling seamless integration in circuit designs without functional compromise.

Key Parameters

Parameter	Value
Resistance	12.7 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
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RC2012F12R7CS are qualified based on strict electrical and mechanical parameter alignment. The following criteria determine substitution eligibility:

Electrical Parameters (Must Match Exactly):

Resistance value: 12.7 Ohms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match Exactly):

Package / Case: 0805 (2012 Metric)
Number of terminations: 2
Supplier device package: 0805

Compliance Parameters (Must Match Exactly):

RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)
REACH Status: REACH Unaffected

All identified substitute parts meet these criteria. Variations in physical height (seated maximum) do not affect substitution eligibility, as this parameter does not impact electrical performance or circuit board assembly compatibility within standard PCB design tolerances.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package / Case	Temperature Coefficient	Operating Temperature	Height - Seated (Max)	RoHS Status	MSL	Product Status
RC2012F12R7CS	Samsung Electro-Mechanics	12.7 Ohms	±1%	0.125W	0805 (2012 Metric)	±100ppm/°C	-55°C ~ 155°C	0.026" (0.66mm)	ROHS3 Compliant	1	Active
RC0805FR-0712R7L	YAGEO	12.7 Ohms	±1%	0.125W	0805 (2012 Metric)	±100ppm/°C	-55°C ~ 155°C	0.024" (0.60mm)	ROHS3 Compliant	1	Active
CRCW080512R7FKEA	Vishay Dale	12.7 Ohms	±1%	0.125W	0805 (2012 Metric)	±100ppm/°C	-55°C ~ 155°C	0.020" (0.50mm)	ROHS3 Compliant	1	Active
ERJ-6ENF12R7V	Panasonic Electronic Components	12.7 Ohms	±1%	0.125W	0805 (2012 Metric)	±100ppm/°C	-55°C ~ 155°C	0.028" (0.70mm)	ROHS3 Compliant	1	Active
RMCF0805FT12R7	Stackpole Electronics Inc	12.7 Ohms	±1%	0.125W	0805 (2012 Metric)	±100ppm/°C	-55°C ~ 155°C	0.026" (0.65mm)	ROHS3 Compliant	1	Active

Engineering Selection Recommendations

All identified substitute parts are qualified for direct replacement of the RC2012F12R7CS based on matching electrical specifications, mechanical package dimensions, and compliance certifications. Selection among substitute options may be based on:

Inventory Availability: ERJ-6ENF12R7V (Panasonic) offers the highest inventory level at 35,514 pieces. RC0805FR-0712R7L (YAGEO) provides 5,831 pieces. CRCW080512R7FKEA (Vishay Dale) offers 10,884 pieces. RMCF0805FT12R7 (Stackpole) provides 2,061 pieces.

Compliance Certifications: CRCW080512R7FKEA, ERJ-6ENF12R7V, and RMCF0805FT12R7 carry AEC-Q200 automotive qualification ratings. RC0805FR-0712R7L and RC2012F12R7CS do not specify AEC-Q200 certification. Selection of AEC-Q200 qualified parts is appropriate for automotive or high-reliability applications.

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

Regulatory Compliance: All parts are ROHS3 Compliant, REACH Unaffected, and classified under ECCN EAR99 with identical HTSUS code 8533.21.0030.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-0712R7L replace RC2012F12R7CS in all applications?

A: Yes. RC0805FR-0712R7L meets all electrical and mechanical specifications required for direct substitution. The 0.002" (0.06mm) difference in seated height does not affect circuit functionality or standard PCB assembly processes.

Q: What is the difference between AEC-Q200 qualified and non-qualified parts?

A: AEC-Q200 qualification indicates automotive-grade reliability testing and qualification. CRCW080512R7FKEA, ERJ-6ENF12R7V, and RMCF0805FT12R7 carry this certification. RC0805FR-0712R7L and RC2012F12R7CS do not specify AEC-Q200 qualification. For automotive applications, AEC-Q200 qualified alternatives are recommended.

Q: Are all substitute parts available in Tape & Reel packaging?

A: Yes. All identified substitute parts are supplied in Tape & Reel (TR) packaging format, matching the original component's packaging specification.

Q: Does the height variation among substitute parts affect PCB assembly?

A: No. Height variations range from 0.020" to 0.028" (0.50mm to 0.70mm), all within standard PCB assembly tolerances for 0805 package components. These variations do not impact solder reflow processes or component placement accuracy.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All identified substitute parts are ROHS3 Compliant with MSL rating of 1 (Unlimited), matching the original RC2012F12R7CS specifications.

Q: Which substitute part offers the best inventory availability?

A: ERJ-6ENF12R7V (Panasonic Electronic Components) provides the highest inventory level at 35,514 pieces in stock.

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