RC2012F6040CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F6040CS is a 604 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.125W (1/8W) in 0805 (2012 Metric) package format. This component is classified as Active product status with moisture-resistant construction and ROHS3 compliance. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and environmental ratings align with the original component, enabling direct replacement in circuit applications without design modification.

Key Parameters

Parameter	Value
Resistance	604 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	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Packaging Type	Tape & Reel (TR)

Substitute Part Grouping Explanation

Substitute parts for the RC2012F6040CS are classified into two functional groups based on electrical and mechanical compatibility:

Group 1: Direct Electrical Equivalents (0.125W / 1/8W Rating) These parts maintain identical power rating, resistance value, tolerance, temperature coefficient, and operating temperature range. Mechanical dimensions remain within acceptable tolerance for 0805 package format. Parts in this group: RC0805FR-07604RL (YAGEO), ERJ-6ENF6040V (Panasonic Electronic Components), and RMCF0805FT604R (Stackpole Electronics Inc).

Group 2: Higher Power Rating Variants (0.5W / 1/2W Rating) These parts share identical resistance, tolerance, temperature coefficient, and operating temperature specifications but feature elevated power dissipation capability. Physical package dimensions remain 0805 (2012 Metric) with marginal height variation. Parts in this group: CRCW0805604RFKEAHP (Vishay Dale) and RCS0805604RFKEA (Vishay Dale).

Substitution logic is determined by: (1) Resistance value match, (2) Tolerance specification match, (3) Package format match, (4) Temperature coefficient match, (5) Operating temperature range match, (6) Composition type match, and (7) Environmental compliance alignment.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Op Temp Range	Height Max (mm)	RoHS Status	MSL
RC2012F6040CS	Samsung Electro-Mechanics	604 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.66	ROHS3	1
RC0805FR-07604RL	YAGEO	604 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.60	ROHS3	1
CRCW0805604RFKEA	Vishay Dale	604 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.50	ROHS3	1
CRCW0805604RFKEAHP	Vishay Dale	604 Ω	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	0.50	ROHS3	1
ERJ-6ENF6040V	Panasonic Electronic Components	604 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.70	ROHS3	1
RCS0805604RFKEA	Vishay Dale	604 Ω	±1%	0.5W	0805	±100ppm/°C	-55°C ~ 155°C	0.50	ROHS3	1
RMCF0805FT604R	Stackpole Electronics Inc	604 Ω	±1%	0.125W	0805	±100ppm/°C	-55°C ~ 155°C	0.65	ROHS3	1

Engineering Selection Recommendations

For Direct Replacement (Identical Power Rating)

RC0805FR-07604RL (YAGEO), ERJ-6ENF6040V (Panasonic Electronic Components), and RMCF0805FT604R (Stackpole Electronics Inc) provide electrical and mechanical equivalence to RC2012F6040CS. All three maintain 0.125W power rating, 604 Ohm resistance, ±1% tolerance, and identical temperature specifications. All parts carry ROHS3 compliance and MSL Level 1 rating. Selection among these three is determined by supplier availability and inventory status.

For Higher Power Dissipation Applications

CRCW0805604RFKEAHP (Vishay Dale) and RCS0805604RFKEA (Vishay Dale) offer 0.5W (1/2W) power rating while maintaining all other electrical parameters. These parts are suitable for circuits requiring enhanced thermal performance or pulse withstanding capability. Both parts retain 0805 package format and ROHS3 compliance. Selection between these variants depends on application thermal requirements and supplier lead time.

Compliance Considerations

All substitute parts listed carry ROHS3 compliance, REACH Unaffected status, and EAR99 ECCN classification, matching the original RC2012F6040CS specifications. Moisture Sensitivity Level 1 (Unlimited) is consistent across all alternatives, indicating no special moisture handling requirements during assembly.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-07604RL replace RC2012F6040CS in all applications?

A: RC0805FR-07604RL provides direct electrical and mechanical substitution. Both parts share identical resistance (604 Ω), tolerance (±1%), power rating (0.125W), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and package format (0805). Height difference (0.60mm vs 0.66mm) remains within 0805 package tolerance. Direct replacement is valid.

Q: What is the difference between Group 1 and Group 2 substitute parts?

A: Group 1 parts (RC0805FR-07604RL, ERJ-6ENF6040V, RMCF0805FT604R) maintain 0.125W power rating identical to the original. Group 2 parts (CRCW0805604RFKEAHP, RCS0805604RFKEA) feature 0.5W power rating. Selection depends on circuit power dissipation requirements. Higher power rating parts are suitable for applications with elevated thermal stress or pulse conditions.

Q: Are all substitute parts ROHS3 compliant?

A: All substitute parts listed carry ROHS3 compliance status matching RC2012F6040CS. REACH Unaffected status and EAR99 ECCN classification are consistent across all alternatives.

Q: Does package format remain identical across all substitutes?

A: All substitute parts use 0805 (2012 Metric) package format. Physical dimensions are 0.079" L x 0.049" W (2.00mm x 1.25mm). Height variation ranges from 0.50mm to 0.70mm, remaining within acceptable 0805 package tolerance for PCB assembly and component placement.

Q: What is the significance of Moisture Sensitivity Level 1?

A: MSL Level 1 (Unlimited) indicates no moisture sensitivity restrictions. Components do not require special moisture-controlled storage or handling during manufacturing assembly. This specification is uniform across RC2012F6040CS and all substitute parts.

Q: Can CRCW0805604RFKEAHP be used in place of RC2012F6040CS?

A: CRCW0805604RFKEAHP provides electrical substitution with enhanced power rating (0.5W vs 0.125W). All other parameters align: 604 Ω resistance, ±1% tolerance, ±100ppm/°C temperature coefficient, -55°C ~ 155°C operating range, and 0805 package format. Higher power rating does not create incompatibility; the part operates within original circuit specifications with additional thermal margin.

Q: Which substitute offers best inventory availability?

A: RC0805FR-07604RL (YAGEO) shows highest inventory level at 132,154 pieces. RCS0805604RFKEA (Vishay Dale) provides 81,345 pieces. RMCF0805FT604R (Stackpole Electronics Inc) offers 67,389 pieces. Inventory status should be verified with current supplier data for procurement planning.

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