RC1608F472CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F472CS is a 4.7 kOhms ±1% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture-resistant characteristics and unlimited moisture sensitivity level (MSL 1). The part is RoHS3 compliant and REACH unaffected, making it suitable for general industrial and consumer applications. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit designs.

Key Parameters

Parameter	Value
Resistance	4.7 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	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RC1608F472CS are qualified based on the following critical parameters that determine functional interchangeability:

Electrical Parameters:

Resistance value: 4.7 kOhms
Tolerance: ±1%
Power rating: 0.1W (1/10W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters:

Package type: 0603 (1608 Metric)
Physical dimensions: 0.063" L x 0.031" W (1.60mm x 0.80mm)
Height seated maximum: 0.022" (0.55mm)
Number of terminations: 2

Environmental & Compliance Parameters:

Composition: Thick Film
Moisture Sensitivity Level: 1 (Unlimited)
RoHS Status: ROHS3 Compliant
REACH Status: REACH Unaffected

All substitute parts listed match these core parameters. Additional features such as automotive AEC-Q200 certification, anti-sulfur treatment, or moisture resistance are supplementary characteristics that do not prevent substitution but may provide enhanced performance for specific applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Op. Temp (°C)	Composition	MSL	RoHS	Packaging Type
RC1608F472CS	Samsung Electro-Mechanics	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Tape & Reel
CR0603-FX-4701ELF	Bourns Inc.	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Cut Tape & Digi-Reel
CRG0603F4K7	TE Connectivity Passive Product	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Tape & Reel
KTR03EZPF4701	Rohm Semiconductor	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Tape & Reel
RC0603FR-074K7L	YAGEO	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Cut Tape & Digi-Reel
AC0603FR-074K7L	YAGEO	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Cut Tape & Digi-Reel
AF0603FR-074K7L	YAGEO	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Tape & Reel
ERJ-3EKF4701V	Panasonic Electronic Components	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Cut Tape & Digi-Reel
RMCF0603FG4K70	Stackpole Electronics Inc	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Tape & Reel
RMCF0603FT4K70	Stackpole Electronics Inc	4.7 kΩ	±1%	0.1	0603	±100	-55 ~ 155	Thick Film	1	ROHS3	Cut Tape & Digi-Reel

Engineering Selection Recommendations

All listed substitute parts meet the core electrical and mechanical specifications of the RC1608F472CS and are suitable for direct replacement in circuit applications. Selection among these alternatives should be based on the following factors:

Packaging Availability: Tape & Reel (TR) packaging is appropriate for high-volume automated assembly processes. Cut Tape (CT) and Digi-Reel packaging options are suitable for lower-volume production or manual assembly environments.

Compliance Certifications: Parts designated with automotive AEC-Q200 certification (KTR03EZPF4701, AC0603FR-074K7L, AF0603FR-074K7L, ERJ-3EKF4701V, RMCF0603FG4K70, RMCF0603FT4K70) are qualified for automotive applications and meet enhanced reliability standards. These parts are interchangeable with the base RC1608F472CS for general-purpose applications while providing additional qualification for automotive environments.

Feature Enhancements: AF0603FR-074K7L includes anti-sulfur treatment for enhanced corrosion resistance in harsh environments. AC0603FR-074K7L and AF0603FR-074K7L both include moisture-resistant characteristics matching the original part. These enhancements do not affect substitution compatibility.

Inventory and Lead Time: Component availability varies by manufacturer and distributor. RMCF0603FT4K70 (Stackpole) and CRG0603F4K7 (TE Connectivity) show highest inventory levels, while KTR03EZPF4701 (Rohm) and ERJ-3EKF4701V (Panasonic) show lower availability.

Dimensional Consistency: RMCF series parts (RMCF0603FG4K70, RMCF0603FT4K70) have a length of 0.061" (1.55mm) compared to the standard 0.063" (1.60mm). This minor dimensional variation remains within typical PCB pad tolerances and does not prevent substitution.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1608F472CS with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts match the critical electrical parameters (4.7 kOhms ±1%, 0.1W, ±100ppm/°C, -55°C ~ 155°C) and mechanical specifications (0603 package, 2 terminations). Direct substitution is functionally equivalent without circuit modification.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging is supplied on continuous carrier tape wound on reels, optimized for automated pick-and-place assembly. Cut Tape (CT) and Digi-Reel packaging provide the same components in smaller quantities on cut tape segments, suitable for manual assembly or lower-volume production. Electrical and mechanical specifications are identical.

Q: Are automotive-rated parts (AEC-Q200) compatible with general-purpose applications?

A: Yes. Automotive AEC-Q200 certified parts (KTR03EZPF4701, AC0603FR-074K7L, AF0603FR-074K7L, ERJ-3EKF4701V, RMCF0603FG4K70, RMCF0603FT4K70) meet enhanced reliability and qualification standards. These parts are fully compatible with general-purpose circuits and provide additional assurance of quality and consistency.

Q: Does moisture resistance affect substitution compatibility?

A: No. Moisture-resistant variants (RC1608F472CS, CR0603-FX-4701ELF, RC0603FR-074K7L, AC0603FR-074K7L, AF0603FR-074K7L) and standard variants all share MSL 1 (Unlimited) rating. Moisture resistance is an additional feature that does not impact electrical performance or substitution suitability.

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

A: The temperature coefficient of ±100ppm/°C indicates the maximum change in resistance value per degree Celsius across the operating temperature range (-55°C ~ 155°C). All substitute parts share this specification, ensuring consistent performance across temperature variations in the specified range.

Q: Can I use RMCF0603FG4K70 or RMCF0603FT4K70 if the PCB is designed for standard 0603 dimensions?

A: Yes. Although RMCF series parts have a length of 0.061" (1.55mm) versus the standard 0.063" (1.60mm), this 0.002" difference is within typical PCB pad tolerance and does not prevent proper mounting or electrical connection. Both parts are mechanically compatible with standard 0603 footprints.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts are RoHS3 compliant and REACH unaffected, matching the environmental compliance status of the RC1608F472CS. This ensures compatibility with regulatory requirements for electronics manufacturing and distribution.

Q: Which substitute part should I select for maximum inventory availability?

A: RMCF0603FT4K70 (Stackpole Electronics Inc) and CRG0603F4K7 (TE Connectivity Passive Product) show the highest inventory levels (458,307 and 1,486,686 units respectively), providing optimal lead time and supply chain reliability for high-volume applications.

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