RC1608F6041CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F6041CS is a 6.04 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.1W (1/10W) power dissipation in a 0603 (1608 Metric) surface mount package. This component is classified as Active product status with 902 pieces currently in stock. The part is designed for general-purpose applications requiring moisture-resistant thick film construction with standard industrial temperature range operation from -55°C to 155°C.

Equivalent and substitute parts are necessary when the primary manufacturer part becomes unavailable, when supply chain constraints require alternative sourcing, or when design specifications permit the use of functionally identical components from qualified manufacturers. All substitute parts listed maintain identical electrical specifications and mechanical compatibility with the original RC1608F6041CS.

Key Parameters

Parameter	Value	Specification Basis
Resistance Value	6.04 kOhms	Core electrical specification
Tolerance	±1%	Precision requirement
Power Rating	0.1W (1/10W)	Thermal dissipation capability
Package / Case	0603 (1608 Metric)	Physical form factor 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 compliance
Number of Terminations	2	Electrical connection points

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F6041CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 6.04 kOhms (exact match required)
Tolerance: ±1% (exact match required)
Power rating: 0.1W / 1/10W (exact match required)
Package / Case: 0603 (1608 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 (exact match required)
Number of terminations: 2 (exact match required)

Acceptable Variation Parameters:

Manufacturer identity (different qualified manufacturers permitted)
Packaging format (Cut Tape vs. Tape & Reel acceptable)
Specific dimensional tolerances within 0603 package specification
Product certifications (AEC-Q200 automotive qualification is additional feature, not requirement for substitution)
RoHS compliance status (ROHS3 compliant preferred; non-compliant parts noted separately)

All substitute parts listed below meet the mandatory matching parameters. Parts are grouped by substitution classification: Direct equivalents maintain identical specifications; Similar parts include automotive AEC-Q200 qualification as additional feature.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	MSL	RoHS Status	Packaging Type	Inventory (Pcs)	Product Status
RC1608F6041CS	Samsung Electro-Mechanics	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Cut Tape	902	Active
CR0603-FX-6041ELF	Bourns Inc.	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	38810	Active
RC0603FR-076K04L	YAGEO	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	62716	Active
AC0603FR-076K04L	YAGEO	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	5790	Active
CRCW06036K04FKEA	Vishay Dale	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	42131	Active
CRCW06036K04FKEB	Vishay Dale	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	31993	Discontinued at DiGi Electronics
CRCW06036K04FKTA	Vishay Dale	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	RoHS non-compliant	Tape & Reel	1160	Active
ERJ-3EKF6041V	Panasonic Electronic Components	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	215017	Active
RMCF0603FT6K04	Stackpole Electronics Inc	6.04 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	21463	Active

Engineering Selection Recommendations

Primary Substitutes (Direct Equivalents - Highest Compatibility):

CR0603-FX-6041ELF (Bourns Inc.) and RC0603FR-076K04L (YAGEO) are direct functional equivalents to the RC1608F6041CS. Both parts maintain identical electrical and thermal specifications with ROHS3 compliance. CR0603-FX-6041ELF offers the highest inventory availability at 38,810 pieces. RC0603FR-076K04L provides 62,716 pieces in stock, representing the largest available quantity among all substitutes.

Secondary Substitutes (Automotive-Qualified Alternatives):

AC0603FR-076K04L (YAGEO), CRCW06036K04FKEA (Vishay Dale), ERJ-3EKF6041V (Panasonic), and RMCF0603FT6K04 (Stackpole Electronics) include AEC-Q200 automotive qualification as an additional feature beyond the base specification. These parts are electrically and mechanically identical to the main part and suitable for applications requiring automotive-grade components. ERJ-3EKF6041V demonstrates exceptional inventory depth with 215,017 pieces available.

Compliance Considerations:

CRCW06036K04FKTA (Vishay Dale) carries RoHS non-compliant status and REACH Affected designation. This part is suitable only for applications where RoHS compliance is not required. CRCW06036K04FKEB (Vishay Dale) is marked as discontinued at DiGi Electronics, indicating reduced future availability despite current inventory of 31,993 pieces.

Packaging Format:

The original RC1608F6041CS is supplied in Cut Tape (CT) format. All substitute parts are available in Tape & Reel (TR) format, which is standard for high-volume manufacturing and automated assembly processes. Cut Tape format may require special order from substitute manufacturers.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for RC1608F6041CS?

A: Yes. All listed substitute parts maintain identical resistance value (6.04 kOhms), tolerance (±1%), power rating (0.1W), package (0603), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Physical form factor compatibility is confirmed across all parts. Substitution is electrically and mechanically valid.

Q: What is the difference between "Direct" and "Similar" substitute classifications?

A: Direct substitutes (CR0603-FX-6041ELF, RC0603FR-076K04L) provide identical specifications without additional features. Similar substitutes include AEC-Q200 automotive qualification, which is an additional certification feature. For non-automotive applications, both classifications are functionally equivalent. For automotive applications, Similar substitutes with AEC-Q200 rating are preferred.

Q: Why do some parts show different physical dimensions within the 0603 package?

A: The 0603 (1608 Metric) package specification allows dimensional tolerance ranges. For example, CRCW06036K04FKEA dimensions are listed as 0.061" L x 0.033" W (1.55mm x 0.85mm), while RMCF0603FT6K04 dimensions are 0.061" L x 0.031" W (1.55mm x 0.80mm). These variations remain within the 0603 package standard and do not affect PCB footprint compatibility or electrical performance.

Q: Is RoHS compliance important for my application?

A: RoHS3 compliance is mandatory for products sold in the European Union and many other regulated markets. The original RC1608F6041CS and most substitute parts (CR0603-FX-6041ELF, RC0603FR-076K04L, AC0603FR-076K04L, CRCW06036K04FKEA, CRCW06036K04FKEB, ERJ-3EKF6041V, RMCF0603FT6K04) are ROHS3 compliant. CRCW06036K04FKTA is RoHS non-compliant and should be used only in applications where RoHS compliance is not required.

Q: What does MSL 1 (Unlimited) mean?

A: Moisture Sensitivity Level 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All parts listed, including the original RC1608F6041CS, carry MSL 1 rating, eliminating moisture-related handling constraints.

Q: Which substitute offers the best inventory availability?

A: ERJ-3EKF6041V (Panasonic Electronic Components) provides the highest inventory with 215,017 pieces in stock. This part includes AEC-Q200 automotive qualification and ROHS3 compliance. For non-automotive applications requiring maximum supply assurance, RC0603FR-076K04L (YAGEO) with 62,716 pieces is the second-best option.

Q: Can I mix different manufacturers' parts in the same production batch?

A: Yes. All substitute parts meet identical electrical and mechanical specifications. Mixing manufacturers within a single assembly is electrically valid. However, manufacturing processes and material compositions may differ slightly between manufacturers. For applications with strict consistency requirements, maintaining single-manufacturer sourcing is recommended.

Q: What is the significance of the temperature coefficient ±100ppm/°C?

A: Temperature coefficient indicates resistance value change per degree Celsius across the operating temperature range. ±100ppm/°C means the resistance value can vary by up to 0.01% per degree Celsius. All listed parts maintain this identical specification, ensuring equivalent performance across the -55°C to 155°C operating range.

Q: Are there any parts I should avoid?

A: CRCW06036K04FKEB is marked as discontinued at DiGi Electronics, indicating reduced future availability. CRCW06036K04FKTA is RoHS non-compliant and REACH Affected, limiting its use to non-regulated applications. For new designs, prioritize parts with Active status and ROHS3 compliance: CR0603-FX-6041ELF, RC0603FR-076K04L, AC0603FR-076K04L, CRCW06036K04FKEA, ERJ-3EKF6041V, or RMCF0603FT6K04.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message