RC1608F80R6CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F80R6CS is a 0603 (1608 Metric) thick film chip resistor manufactured by Samsung Electro-Mechanics. This component provides 80.6 Ohms resistance with ±1% tolerance and 0.1W power rating in a moisture-resistant configuration. The part is currently active in production with 1,152 pieces in stock. Equivalent and substitute parts are necessary when the primary manufacturer part becomes unavailable, when alternative packaging formats are required, or when design specifications allow for functionally compatible alternatives from other manufacturers.

Key Parameters

Parameter	Value
Resistance	80.6 Ohms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F80R6CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 80.6 Ohms
Tolerance: ±1%
Power rating: 0.1W (1/10W)
Package: 0603 (1608 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C
Termination count: 2
RoHS compliance: ROHS3 Compliant
MSL rating: 1 (Unlimited)

All substitute parts listed meet these mandatory parameters. Substitute parts are categorized as follows:

Direct Substitutes: Parts with identical electrical and mechanical specifications, differing only in manufacturer and packaging format (Tape & Reel).

Upgrade Substitutes: Parts meeting all mandatory parameters but with discontinued status at distribution channels, suitable only when primary alternatives are unavailable.

Similar Substitutes: Parts meeting all mandatory parameters with additional automotive qualification (AEC-Q200 rating), providing enhanced reliability for automotive applications while maintaining full compatibility with standard industrial designs.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	MSL	RoHS	Packaging Format	Product Status	Inventory (Pcs)
RC1608F80R6CS	Samsung Electro-Mechanics	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	1,152
CR0603-FX-80R6ELF	Bourns Inc.	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	19,383
RC0603FR-0780R6L	YAGEO	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	92,763
MCR03ERTF80R6	Rohm Semiconductor	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Cut Tape & Digi-Reel	Discontinued	1,186
AC0603FR-0780R6L	YAGEO	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	8,089
CRCW060380R6FKEA	Vishay Dale	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	32,586
ERJ-3EKF80R6V	Panasonic Electronic Components	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	101,371
RMCF0603FT80R6	Stackpole Electronics Inc	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active	22,427

Engineering Selection Recommendations

Primary Direct Substitutes (Active Status, Standard Industrial):

RC0603FR-0780R6L (YAGEO) is the preferred direct substitute, offering the highest inventory availability (92,763 units) with active product status and identical electrical and mechanical specifications. This part is suitable for all applications where the RC1608F80R6CS is specified.

CR0603-FX-80R6ELF (Bourns Inc.) is an alternative direct substitute with active status and substantial inventory (19,383 units), providing equivalent performance for standard industrial applications.

Automotive-Qualified Alternatives (AEC-Q200 Rated):

ERJ-3EKF80R6V (Panasonic Electronic Components) provides automotive AEC-Q200 qualification with the highest inventory level (101,371 units) among all listed parts. This part is suitable for automotive applications and maintains full compatibility with standard industrial designs.

RMCF0603FT80R6 (Stackpole Electronics Inc) offers AEC-Q200 qualification with active status and 22,427 units in inventory.

CRCW060380R6FKEA (Vishay Dale) provides AEC-Q200 qualification with 32,586 units in inventory and active product status.

AC0603FR-0780R6L (YAGEO) offers AEC-Q200 qualification with 8,089 units in inventory.

Discontinued Alternative (Use Only When Primary Options Unavailable):

MCR03ERTF80R6 (Rohm Semiconductor) meets all mandatory electrical and mechanical parameters but carries discontinued status at distribution channels. This part should be selected only when all active alternatives are unavailable.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1608F80R6CS with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts meet identical mandatory parameters: 80.6 Ohms resistance, ±1% tolerance, 0.1W power rating, 0603 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and ROHS3 compliance. Direct electrical and mechanical substitution is valid without circuit modification.

Q: What is the difference between "Direct Substitutes" and "Similar Substitutes" in this reference?

A: Direct substitutes (CR0603-FX-80R6ELF, RC0603FR-0780R6L) provide identical specifications without additional certifications. Similar substitutes carry AEC-Q200 automotive qualification (ERJ-3EKF80R6V, RMCF0603FT80R6, CRCW060380R6FKEA, AC0603FR-0780R6L), which provides enhanced reliability documentation for automotive applications while maintaining full compatibility with standard industrial designs.

Q: Does packaging format affect substitution compatibility?

A: Packaging format (Tape & Reel versus Cut Tape & Digi-Reel) does not affect electrical or mechanical compatibility. All listed parts are compatible with standard pick-and-place assembly equipment. Packaging selection depends on production volume and assembly line requirements, not circuit functionality.

Q: Why is MCR03ERTF80R6 listed if it is discontinued?

A: MCR03ERTF80R6 is included as a reference for existing designs currently using this part. It meets all mandatory electrical and mechanical parameters and remains available in limited inventory (1,186 units). However, for new designs or when current stock depletes, selection of active alternatives is recommended.

Q: Are the automotive-qualified parts (AEC-Q200) suitable for non-automotive applications?

A: Yes. AEC-Q200 qualification represents enhanced reliability testing and documentation. Parts meeting AEC-Q200 standards are fully compatible with standard industrial applications and provide equivalent or superior performance compared to non-qualified alternatives.

Q: What inventory considerations should guide part selection?

A: ERJ-3EKF80R6V offers the highest inventory availability (101,371 units), followed by RC0603FR-0780R6L (92,763 units) and CRCW060380R6FKEA (32,586 units). For high-volume production, these parts provide supply chain stability. For lower-volume applications, all listed active parts maintain adequate inventory levels.

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