RC1608F1741CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F1741CS is a 1.74 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part is currently Active in product status with 948 pieces available in inventory. Equivalent and substitute parts are necessary when the primary manufacturer part becomes unavailable, when alternative packaging formats are required, or when design specifications call for automotive-grade components with enhanced reliability certifications.

Key Parameters

Parameter	Value
Resistance	1.74 kOhms
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 ~ 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F1741CS is determined by strict equivalence across the following critical parameters: resistance value (1.74 kOhms), tolerance (±1%), power rating (0.1W), package format (0603 / 1608 Metric), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). All substitute parts listed maintain identical electrical specifications and mechanical dimensions within the 0603 package standard.

Substitute parts are categorized into three groups based on product status and feature set:

Direct Substitutes maintain full equivalence with identical specifications and standard industrial compliance. These parts are interchangeable without design modification.

Upgrade Substitutes provide equivalent electrical performance but may have discontinued status at certain distributors. These parts retain all core specifications but should be evaluated for long-term availability.

Similar Parts with Enhanced Features meet all core electrical and mechanical requirements while adding automotive-grade AEC-Q200 certification. These parts are suitable for applications requiring enhanced reliability standards and are fully backward compatible with standard industrial designs.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	MSL	RoHS	Packaging Type	Product Status
RC1608F1741CS	Samsung Electro-Mechanics	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active
CR0603-FX-1741ELF	Bourns Inc.	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active
RC0603FR-071K74L	YAGEO	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Cut Tape & Digi-Reel	Active
MCR03ERTF1741	Rohm Semiconductor	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Cut Tape & Digi-Reel	Discontinued at DiGi Electronics
AC0603FR-071K74L	YAGEO	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active
CRCW06031K74FKEA	Vishay Dale	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Cut Tape & Digi-Reel	Active
ERJ-3EKF1741V	Panasonic Electronic Components	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active
RMCF0603FT1K74	Stackpole Electronics Inc	1.74 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	1	ROHS3	Tape & Reel	Active

Engineering Selection Recommendations

For Standard Industrial Applications: CR0603-FX-1741ELF (Bourns Inc.) and RC0603FR-071K74L (YAGEO) are direct substitutes with Active product status and full ROHS3 compliance. Both maintain identical electrical and mechanical specifications with immediate availability.

For Automotive and Enhanced Reliability Applications: AC0603FR-071K74L (YAGEO), CRCW06031K74FKEA (Vishay Dale), ERJ-3EKF1741V (Panasonic), and RMCF0603FT1K74 (Stackpole Electronics) provide AEC-Q200 automotive-grade certification while maintaining all core electrical parameters. These parts are suitable for designs requiring automotive qualification standards.

For Packaging Format Flexibility: RC0603FR-071K74L, CRCW06031K74FKEA, and MCR03ERTF1741 are available in Cut Tape & Digi-Reel packaging, offering alternative supply chain options to the standard Tape & Reel format of the primary part.

Availability Consideration: MCR03ERTF1741 (Rohm Semiconductor) is discontinued at DiGi Electronics and should be used only when alternative sources confirm continued availability or when existing inventory is sufficient for project requirements.

All listed substitute parts are ROHS3 compliant with MSL rating of 1 (Unlimited moisture sensitivity level), ensuring compatibility with standard PCB assembly processes and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for RC1608F1741CS without circuit modification?

A: Yes. All listed substitute parts maintain identical resistance (1.74 kOhms), tolerance (±1%), power rating (0.1W), package format (0603), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Direct substitution is electrically and mechanically valid without design changes.

Q: What is the difference between standard industrial parts and AEC-Q200 automotive-grade parts in this list?

A: AEC-Q200 certified parts (AC0603FR-071K74L, CRCW06031K74FKEA, ERJ-3EKF1741V, RMCF0603FT1K74) meet automotive industry reliability and qualification standards. Standard industrial parts (CR0603-FX-1741ELF, RC0603FR-071K74L) do not carry this certification. Both types meet identical electrical specifications and are interchangeable; the distinction is in manufacturing process validation and reliability testing.

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

A: No. Packaging format affects only supply chain logistics and assembly line handling. Electrical and mechanical specifications remain identical regardless of packaging type. Selection should be based on assembly equipment compatibility and inventory management requirements.

Q: Why is MCR03ERTF1741 listed as discontinued at DiGi Electronics?

A: MCR03ERTF1741 maintains all required electrical and mechanical specifications but has been discontinued at the DiGi Electronics distributor. This does not affect its technical equivalence. Availability should be verified through alternative distributors before design selection.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All parts listed, including the primary RC1608F1741CS, are ROHS3 compliant. All carry MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions for standard PCB assembly and storage.

Q: Which substitute part has the highest inventory availability?

A: ERJ-3EKF1741V (Panasonic Electronic Components) has 46,960 pieces in stock, followed by AC0603FR-071K74L (YAGEO) with 15,835 pieces and CRCW06031K74FKEA (Vishay Dale) with 16,080 pieces. Inventory levels should be verified with current distributors for project-specific requirements.

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