RC2012F104CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F104CS is a 100 kOhms ±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 with moisture-resistant characteristics and ROHS3 compliance. Equivalent and substitute parts are identified when design requirements necessitate alternative sourcing due to inventory constraints, supply chain considerations, or specific application certifications such as automotive AEC-Q200 qualification.

Key Parameters

Parameter	Value	Specification Basis
Resistance Value	100 kOhms	Primary electrical characteristic
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 operating 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 is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters must match the main part RC2012F104CS for direct substitution:

Mandatory Matching Parameters:

Resistance Value: 100 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 to 155°C
Moisture Sensitivity Level: 1 (Unlimited)
RoHS Status: ROHS3 Compliant
Number of Terminations: 2

Acceptable Variations:

Packaging format (Tape & Reel vs. Cut Tape & Digi-Reel) does not affect electrical or mechanical compatibility
Physical height dimensions within 0.020" to 0.028" (0.50mm to 0.70mm) are acceptable as all parts fit within 0805 package envelope
Additional features (Automotive AEC-Q200, High Voltage, Moisture Resistant) represent enhanced specifications and do not preclude substitution

Parameter Comparison

Manufacturer	Part Number	Resistance	Tolerance	Power	Package	Temp Coeff	Op Temp Range	MSL	RoHS	Height (Max)	Features
Samsung Electro-Mechanics	RC2012F104CS	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.026"	Moisture Resistant
Bourns Inc.	CR0805-FX-1003ELF	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.024"	Moisture Resistant
TE Connectivity Passive Product	CRG0805F100K	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.026"	None specified
Panasonic Electronic Components	ERJ-6ENF1003V	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.028"	Automotive AEC-Q200
Rohm Semiconductor	KTR10EZPF1003	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.026"	Automotive AEC-Q200, High Voltage
YAGEO	RC0805FR-07100KL	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.024"	Moisture Resistant
Vishay Dale	RCG0805100KFKEA	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.020"	None specified
Vishay Dale	RCV0805100KFKEA	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.020"	High Voltage
Stackpole Electronics Inc	RMCF0805FG100K	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.026"	Automotive AEC-Q200
Stackpole Electronics Inc	RMCF0805FT100K	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.026"	Automotive AEC-Q200
YAGEO	AC0805FR-07100KL	100 kΩ	±1%	0.125W	0805	±100ppm/°C	-55 to 155°C	1	ROHS3	0.024"	Automotive AEC-Q200, Moisture Resistant

Engineering Selection Recommendations

All listed substitute parts meet the core electrical and mechanical specifications of the RC2012F104CS. Selection among equivalent parts should be based on the following criteria:

Standard Applications (Non-Automotive): CR0805-FX-1003ELF (Bourns), CRG0805F100K (TE Connectivity), RC0805FR-07100KL (YAGEO), RCG0805100KFKEA (Vishay Dale) are suitable for general-purpose applications requiring moisture-resistant or standard thick film characteristics.

Automotive Applications (AEC-Q200 Required): ERJ-6ENF1003V (Panasonic), KTR10EZPF1003 (Rohm), RMCF0805FG100K (Stackpole), RMCF0805FT100K (Stackpole), and AC0805FR-07100KL (YAGEO) carry AEC-Q200 automotive qualification and are appropriate for automotive-grade circuit designs.

High Voltage Applications: KTR10EZPF1003 (Rohm) and RCV0805100KFKEA (Vishay Dale) feature high voltage specifications and are suitable for applications requiring enhanced voltage stress tolerance.

Packaging Considerations: Tape & Reel (TR) packaging is standard for high-volume production. Cut Tape (CT) & Digi-Reel packaging is suitable for lower-volume or mixed-component orders. Physical height variations (0.020" to 0.028") do not affect PCB assembly compatibility within the 0805 package envelope.

All substitute parts maintain ROHS3 compliance, MSL Level 1 (unlimited moisture sensitivity), and identical operating temperature ranges (-55°C to 155°C).

Frequently Asked Questions (FAQ)

Q: Can CR0805-FX-1003ELF replace RC2012F104CS in any application?

A: Yes. CR0805-FX-1003ELF meets all mandatory electrical and mechanical parameters: 100 kOhms ±1%, 0.125W power rating, 0805 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, MSL 1, and ROHS3 compliance. Physical height difference (0.024" vs. 0.026") does not affect compatibility.

Q: Are automotive-qualified parts (AEC-Q200) backward compatible with standard applications?

A: Yes. Automotive AEC-Q200 qualified parts such as ERJ-6ENF1003V, RMCF0805FG100K, and AC0805FR-07100KL exceed standard specifications and function in non-automotive applications. AEC-Q200 qualification represents enhanced reliability and testing, not a restriction on use.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect electrical performance?

A: No. Packaging format affects only handling, storage, and assembly logistics. Electrical and mechanical characteristics remain identical regardless of packaging type.

Q: What is the significance of the 0.020" to 0.028" height variation among substitute parts?

A: All heights fall within the 0805 (2012 Metric) package specification envelope. Height variations do not affect PCB footprint compatibility, solder joint formation, or component placement during automated assembly.

Q: Can RCV0805100KFKEA (High Voltage) be used in place of RC2012F104CS in standard circuits?

A: Yes. High voltage specification represents an enhanced capability. RCV0805100KFKEA maintains all core parameters (100 kOhms ±1%, 0.125W, 0805 package, ±100ppm/°C, -55°C to 155°C, MSL 1, ROHS3) and functions identically in standard applications.

Q: What is MSL Level 1 and why is it important?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture bake-out requirements. All listed parts carry MSL 1, meaning they can be stored and handled without special moisture control procedures, simplifying supply chain management.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, meeting environmental and regulatory requirements for lead-free and restricted substance compliance.

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