RC1608F475CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F475CS is a 4.7 MOhm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This component is classified as Active product status and is RoHS3 compliant with REACH Unaffected designation. The part features moisture-resistant construction with ±100ppm/°C temperature coefficient and operates across -55°C to 155°C temperature range. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity across multiple manufacturers while maintaining electrical and mechanical compatibility.

Key Parameters

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

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F475CS is determined by strict equivalence across the following critical parameters: resistance value (4.7 MOhms), tolerance (±1%), power rating (0.1W), package format (0603 / 1608 Metric), composition (thick film), operating temperature range (-55°C to 155°C), and compliance certifications (RoHS3, REACH status). All identified substitute parts match these core electrical and mechanical specifications. Substitute parts are categorized as Direct Equivalents, Upgrades, or Similar based on feature alignment and additional certifications. Direct Equivalents maintain identical electrical characteristics and standard industrial features. Upgrade parts add automotive AEC-Q200 qualification or enhanced voltage ratings. Similar parts include automotive qualification with moisture-resistant features. Temperature coefficient variations (±100ppm/°C vs ±200ppm/°C) and minor dimensional tolerances are noted but do not preclude substitution within standard engineering practice for this resistor category.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Operating Temp (°C)	Features	AEC-Q200	RoHS Status
RC1608F475CS	Samsung Electro-Mechanics	4.7 MOhms	±1%	0.1	0603	±100	-55 ~ 155	Moisture Resistant	No	ROHS3
CRG0603F4M7	TE Connectivity	4.7 MOhms	±1%	0.1	0603	±100	-55 ~ 155	Standard	No	ROHS3
RC0603FR-074M7L	YAGEO	4.7 MOhms	±1%	0.1	0603	±100	-55 ~ 155	Moisture Resistant	No	ROHS3
KTR03EZPF4704	Rohm Semiconductor	4.7 MOhms	±1%	0.1	0603	±100	-55 ~ 155	Automotive AEC-Q200, High Voltage	Yes	ROHS3
RMCF0603FT4M70	Stackpole Electronics	4.7 MOhms	±1%	0.1	0603	±200	-55 ~ 155	Automotive AEC-Q200	Yes	ROHS3
AC0603FR-074M7L	YAGEO	4.7 MOhms	±1%	0.1	0603	±100	-55 ~ 155	Automotive AEC-Q200, Moisture Resistant	Yes	ROHS3
CRCW06034M70FKEA	Vishay Dale	4.7 MOhms	±1%	0.1	0603	±100	-55 ~ 155	Automotive AEC-Q200	Yes	ROHS3

Engineering Selection Recommendations

Direct Equivalent Selection: CRG0603F4M7 (TE Connectivity) and RC0603FR-074M7L (YAGEO) function as direct electrical and mechanical equivalents to RC1608F475CS. Both maintain identical resistance, tolerance, power rating, temperature coefficient, and operating range. RC0603FR-074M7L includes moisture-resistant features matching the original part. Selection between these direct equivalents is based on procurement availability and packaging preference (Tape & Reel vs. Cut Tape & Digi-Reel).

Upgrade Part Selection: KTR03EZPF4704 (Rohm Semiconductor), RMCF0603FT4M70 (Stackpole Electronics), AC0603FR-074M7L (YAGEO), and CRCW06034M70FKEA (Vishay Dale) are qualified to AEC-Q200 automotive standards. These parts are suitable for applications requiring automotive-grade reliability and qualification documentation. KTR03EZPF4704 includes high-voltage rating capability. AC0603FR-074M7L combines automotive qualification with moisture-resistant construction. RMCF0603FT4M70 specifies ±200ppm/°C temperature coefficient, which represents wider tolerance than the original ±100ppm/°C specification and should be evaluated for temperature-sensitive applications.

Compliance Verification: All substitute parts maintain RoHS3 compliance and operate within the specified -55°C to 155°C temperature range. REACH status varies between REACH Unaffected (Samsung, YAGEO, Rohm, Stackpole, Vishay) and Vendor Undefined (TE Connectivity). Selection should confirm REACH compliance requirements for end-use application jurisdiction.

Frequently Asked Questions (FAQ)

Q: Can CRG0603F4M7 replace RC1608F475CS in all applications? A: CRG0603F4M7 matches all critical electrical parameters (4.7 MOhms, ±1%, 0.1W, 0603 package, ±100ppm/°C, -55°C to 155°C). The primary difference is absence of moisture-resistant feature designation. For applications not requiring explicit moisture resistance, this part functions as a direct equivalent. For moisture-sensitive environments, RC0603FR-074M7L is preferred.

Q: What is the difference between standard and AEC-Q200 qualified parts? A: AEC-Q200 qualification (KTR03EZPF4704, RMCF0603FT4M70, AC0603FR-074M7L, CRCW06034M70FKEA) indicates automotive-grade reliability testing and qualification. These parts are suitable for automotive applications requiring documented qualification. Non-qualified parts (RC1608F475CS, CRG0603F4M7, RC0603FR-074M7L) are suitable for industrial and consumer applications. Selection depends on end-use application requirements.

Q: Are there dimensional differences between substitute parts? A: Nominal package dimensions are 0603 (1608 Metric) for all parts. Minor variations exist: RC1608F475CS, CRG0603F4M7, RC0603FR-074M7L, and AC0603FR-074M7L specify 0.063" L x 0.031" W (1.60mm x 0.80mm). RMCF0603FT4M70 and CRCW06034M70FKEA specify 0.061" L x 0.031" W (1.55mm x 0.80mm) and 0.061" L x 0.033" W (1.55mm x 0.85mm) respectively. These variations fall within standard 0603 package tolerance and do not affect PCB footprint compatibility.

Q: Why does RMCF0603FT4M70 specify ±200ppm/°C instead of ±100ppm/°C? A: RMCF0603FT4M70 has wider temperature coefficient specification (±200ppm/°C) compared to RC1608F475CS (±100ppm/°C). This represents a material or design difference in the Stackpole part. For applications with tight temperature stability requirements, parts with ±100ppm/°C specification (RC1608F475CS, CRG0603F4M7, RC0603FR-074M7L, KTR03EZPF4704, AC0603FR-074M7L, CRCW06034M70FKEA) are preferred.

Q: Can I use KTR03EZPF4704 in non-automotive applications? A: Yes. KTR03EZPF4704 is AEC-Q200 qualified, meaning it exceeds standard industrial reliability requirements. Using automotive-qualified parts in non-automotive applications is acceptable and provides enhanced reliability margin. Selection is based on cost-benefit analysis and procurement availability.

Q: What packaging formats are available for these substitute parts? A: RC1608F475CS, CRG0603F4M7, KTR03EZPF4704, RMCF0603FT4M70, AC0603FR-074M7L, and CRCW06034M70FKEA are supplied in Tape & Reel (TR) format. RC0603FR-074M7L is available in Cut Tape (CT) & Digi-Reel format. Packaging selection depends on assembly process requirements and order quantity.

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