RC1608F752CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F752CS is a 7.5 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 maintains Active product status and is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications. Alternative sources provide identical functional performance while offering different packaging options, inventory availability, or enhanced automotive-grade qualifications.

Key Parameters

Parameter	Value
Resistance	7.5 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 to 155°C
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

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

Electrical Equivalence Requirements:

Resistance value: 7.5 kOhms (exact match)
Tolerance: ±1% (exact match)
Power rating: 0.1W / 1/10W (exact match)
Temperature coefficient: ±100ppm/°C (exact match)
Operating temperature range: -55°C to 155°C (exact match)

Mechanical Equivalence Requirements:

Package type: 0603 (1608 Metric) (exact match)
Number of terminations: 2 (exact match)
Composition: Thick Film (exact match)

Compliance Requirements:

RoHS3 Compliant status
MSL 1 (Unlimited) rating
ECCN: EAR99 classification

All substitute parts listed below satisfy these core equivalence criteria. Additional features such as Automotive AEC-Q200 certification or enhanced moisture resistance represent functional enhancements rather than deviations from base specifications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Packaging Type	RoHS Status	AEC-Q200	Inventory (Pcs)
RC1608F752CS	Samsung Electro-Mechanics	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Tape & Reel	ROHS3	No	1,120
CR0603-FX-7501ELF	Bourns Inc.	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Tape & Reel	ROHS3	No	66,527
RC0603FR-077K5L	YAGEO	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Cut Tape & Digi-Reel	ROHS3	No	4,100
KTR03EZPF7501	Rohm Semiconductor	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Tape & Reel	ROHS3	Yes	4,070
AC0603FR-077K5L	YAGEO	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Cut Tape & Digi-Reel	ROHS3	Yes	3,300
CRCW06037K50FKEA	Vishay Dale	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Cut Tape & Digi-Reel	ROHS3	Yes	122,510
CRCW06037K50FKTA	Vishay Dale	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Tape & Reel	RoHS Non-compliant	Yes	13,566
ERJ-3EKF7501V	Panasonic Electronic Components	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Cut Tape & Digi-Reel	ROHS3	Yes	15,761
RMCF0603FG7K50	Stackpole Electronics Inc	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Cut Tape	ROHS3	Yes	14,369
RMCF0603FT7K50	Stackpole Electronics Inc	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Tape & Reel	ROHS3	Yes	208,782

Engineering Selection Recommendations

Direct Equivalents (Non-Automotive):

CR0603-FX-7501ELF (Bourns Inc.) and RC0603FR-077K5L (YAGEO) provide direct functional equivalence to the RC1608F752CS. Both maintain identical electrical specifications, ROHS3 compliance, and MSL 1 rating. CR0603-FX-7501ELF offers significantly higher inventory availability (66,527 units) compared to the original part. RC0603FR-077K5L is available in Cut Tape & Digi-Reel packaging, providing flexibility for different assembly processes.

Automotive-Grade Alternatives (AEC-Q200 Certified):

KTR03EZPF7501 (Rohm Semiconductor), AC0603FR-077K5L (YAGEO), CRCW06037K50FKEA (Vishay Dale), ERJ-3EKF7501V (Panasonic), RMCF0603FG7K50 (Stackpole), and RMCF0603FT7K50 (Stackpole) all meet AEC-Q200 automotive qualification standards while maintaining identical base electrical and mechanical specifications. These parts are suitable for applications requiring automotive-grade component certification.

Packaging Considerations:

RMCF0603FT7K50 (Stackpole) offers the highest inventory level (208,782 units) in Tape & Reel packaging, suitable for high-volume automated assembly. CRCW06037K50FKEA (Vishay Dale) provides 122,510 units in Cut Tape & Digi-Reel format. For applications requiring specific packaging formats, verify packaging type compatibility with assembly equipment specifications.

Compliance Considerations:

CRCW06037K50FKTA (Vishay Dale) is RoHS non-compliant and REACH-affected. This part is not suitable for applications requiring ROHS3 compliance or REACH compliance verification. All other listed substitutes maintain full ROHS3 compliance and REACH unaffected status.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1608F752CS with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts match the core electrical specifications (7.5 kOhms ±1%, 0.1W, ±100ppm/°C, -55°C to 155°C) and mechanical package (0603 / 1608 Metric, 2 terminations). Direct substitution is electrically and mechanically valid. Verify packaging format compatibility with your assembly process.

Q: What is the difference between automotive-grade (AEC-Q200) and non-automotive parts?

A: AEC-Q200 certification indicates the part has undergone automotive qualification testing and is approved for automotive applications. Non-automotive parts (RC1608F752CS, CR0603-FX-7501ELF, RC0603FR-077K5L) meet identical electrical and mechanical specifications but lack automotive qualification. Select AEC-Q200 parts only if your application requires automotive-grade component certification.

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

A: No. Packaging type affects only handling, storage, and assembly process compatibility. Tape & Reel (TR) packaging is optimized for automated pick-and-place assembly. Cut Tape (CT) and Digi-Reel packaging provide flexibility for manual or semi-automated assembly. Electrical performance is identical across all packaging formats.

Q: Why should I choose RMCF0603FT7K50 over the original RC1608F752CS?

A: RMCF0603FT7K50 provides identical electrical and mechanical specifications with three key advantages: (1) AEC-Q200 automotive qualification for applications requiring automotive-grade components, (2) significantly higher inventory availability (208,782 units vs. 1,120 units), and (3) ROHS3 compliance maintained. Select this part for high-volume production or automotive applications.

Q: Is CRCW06037K50FKTA suitable for new designs?

A: CRCW06037K50FKTA is not recommended for new designs. This part is RoHS non-compliant and REACH-affected, which violates current regulatory requirements for most commercial and industrial applications. Use CRCW06037K50FKEA (ROHS3 compliant variant) instead.

Q: What does MSL 1 (Unlimited) moisture sensitivity mean?

A: MSL 1 (Unlimited) indicates the component has no moisture sensitivity limitations. The part does not require special moisture-controlled storage or handling procedures. All listed substitute parts maintain MSL 1 rating, ensuring consistent storage and handling requirements.

Q: Can I mix different manufacturers' parts in the same circuit board?

A: Yes. All listed substitute parts meet identical electrical specifications and mechanical tolerances. Mixing manufacturers on the same board is electrically valid. Verify that your procurement and quality assurance processes accommodate multiple manufacturer sources if required.

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