RC2012F2803CS Equivalent & Substitute Parts

Part Overview

The RC2012F2803CS is a 280 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package format. This surface-mount device is rated for 0.125W (1/8W) power dissipation and operates across the temperature range of -55°C to 155°C. The component features moisture-resistant construction and is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1).

The RC2012F2803CS maintains active product status with 1010 pieces currently in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility. Alternative sources provide equivalent performance for applications requiring component availability, supply chain flexibility, or specific certifications such as automotive AEC-Q200 qualification.

Key Parameters

Parameter	Value
Resistance	280 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
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RC2012F2803CS are qualified based on the following critical parameters that determine functional and mechanical compatibility:

Electrical Parameters:

Resistance value: 280 kOhms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C

Mechanical Parameters:

Package type: 0805 (2012 Metric)
Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)
Number of terminations: 2
Seated height: 0.024" to 0.028" (0.60mm to 0.70mm)

Compliance Parameters:

RoHS3 compliance
Moisture sensitivity level: 1 (Unlimited)
REACH unaffected status

All substitute parts listed maintain identical electrical specifications and package compatibility. Variations in seated height (0.60mm to 0.70mm) remain within acceptable PCB assembly tolerances for 0805 components. Additional certifications such as automotive AEC-Q200 qualification are noted where applicable but do not affect core substitution eligibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Height Max (mm)	Features	Product Status
RC2012F2803CS	Samsung Electro-Mechanics	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.65	Moisture Resistant	Active
ERJ-6ENF2803V	Panasonic Electronic Components	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.70	Automotive AEC-Q200	Active
KTR10EZPF2803	Rohm Semiconductor	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.65	Automotive AEC-Q200, High Voltage	Active
RC0805FR-07280KL	YAGEO	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.60	Moisture Resistant	Active
RMCF0805FT280K	Stackpole Electronics Inc	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.65	Automotive AEC-Q200	Active
CRCW0805280KFKEA	Vishay Dale	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.50	Automotive AEC-Q200	Active
MCR10ERTF2803	Rohm Semiconductor	280 kΩ	±1%	0.125	0805	±100ppm/°C	-55 ~ 155°C	0.65	Thick Film	Discontinued at DiGi Electronics

Engineering Selection Recommendations

Active Product Status: The RC2012F2803CS, ERJ-6ENF2803V, KTR10EZPF2803, RC0805FR-07280KL, RMCF0805FT280K, and CRCW0805280KFKEA all maintain active product status and are suitable for new designs and ongoing production. The MCR10ERTF2803 is discontinued at DiGi Electronics and should not be selected for new applications.

Compliance and Certifications: All active substitute parts are ROHS3 compliant and REACH unaffected. The RC2012F2803CS and RC0805FR-07280KL feature moisture-resistant construction. The ERJ-6ENF2803V, KTR10EZPF2803, RMCF0805FT280K, and CRCW0805280KFKEA carry automotive AEC-Q200 certification, qualifying them for automotive applications requiring enhanced reliability standards.

Packaging Considerations: The RC2012F2803CS is supplied in Tape & Reel (TR) format. The MCR10ERTF2803 is supplied in Cut Tape (CT) & Digi-Reel® format. All other substitutes are supplied in Tape & Reel (TR) format, matching the original packaging specification.

Seated Height Variation: Seated height ranges from 0.50mm (CRCW0805280KFKEA) to 0.70mm (ERJ-6ENF2803V). These variations remain within standard PCB assembly tolerances for 0805 components and do not affect interchangeability in typical circuit applications.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RC2012F2803CS with any of the listed equivalent parts?

A: Yes. All listed active parts (ERJ-6ENF2803V, KTR10EZPF2803, RC0805FR-07280KL, RMCF0805FT280K, and CRCW0805280KFKEA) are electrically and mechanically compatible. They share identical resistance values (280 kOhms), tolerance (±1%), power rating (0.125W), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and 0805 package format. The MCR10ERTF2803 should not be used for new applications due to discontinued status.

Q: What is the difference between the main part and automotive-qualified substitutes?

A: The RC2012F2803CS and RC0805FR-07280KL are standard industrial-grade components with moisture-resistant features. The ERJ-6ENF2803V, KTR10EZPF2803, RMCF0805FT280K, and CRCW0805280KFKEA carry automotive AEC-Q200 certification, indicating compliance with automotive reliability and testing standards. Automotive-qualified parts are suitable for both automotive and general industrial applications.

Q: Does the difference in seated height affect PCB assembly?

A: No. Seated heights range from 0.50mm to 0.70mm across all substitutes. These variations fall within standard PCB assembly process tolerances for 0805 components and do not affect solder joint quality, component placement, or circuit performance.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed parts, including the RC2012F2803CS and all substitutes, are ROHS3 compliant and REACH unaffected, meeting environmental and regulatory requirements for global distribution.

Q: What packaging formats are available?

A: The RC2012F2803CS and most substitutes are supplied in Tape & Reel (TR) format. The MCR10ERTF2803 is supplied in Cut Tape (CT) & Digi-Reel® format. Tape & Reel format is standard for high-volume automated assembly operations.

Q: Can I use the KTR10EZPF2803 in place of the RC2012F2803CS?

A: Yes. The KTR10EZPF2803 is a direct substitute with identical electrical specifications and 0805 package compatibility. It includes automotive AEC-Q200 certification and high-voltage features, making it suitable for applications requiring enhanced reliability or automotive qualification.

Q: Is the MCR10ERTF2803 still available for purchase?

A: The MCR10ERTF2803 is discontinued at DiGi Electronics. While limited inventory may exist through other distributors, it should not be selected for new designs or ongoing production. Use active alternatives such as KTR10EZPF2803, RMCF0805FT280K, or CRCW0805280KFKEA instead.

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