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RC1608F4641CS Equivalent & Substitute Parts Reference
Part Overview
The RC1608F4641CS is a 4.64 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This surface mount device is rated for 0.1W (1/10W) power dissipation and operates across the temperature range of -55°C to 155°C. The component is currently in active production status with moisture resistant construction and ROHS3 compliance. Equivalent and substitute parts are identified when identical electrical specifications, mechanical dimensions, and compliance certifications can be maintained across alternative manufacturers.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 4.64 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 |
| Packaging Type | Tape & Reel (TR) |
Substitute Part Grouping Explanation
Substitution eligibility for the RC1608F4641CS is determined by strict equivalence across the following critical parameters: resistance value (4.64 kOhms), tolerance (±1%), power rating (0.1W), package format (0603 / 1608 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and moisture sensitivity level (MSL 1). All identified substitutes maintain these core electrical and mechanical specifications.
Substitute parts are further categorized by compliance profile. Direct equivalents maintain identical moisture resistance features and ROHS3 compliance without additional automotive qualification. Similar substitutes include automotive-grade components certified to AEC-Q200 standard, which provide enhanced reliability for automotive applications while maintaining all base electrical parameters. The presence of AEC-Q200 certification does not disqualify a part from substitution in non-automotive applications, as automotive-qualified components meet or exceed standard industrial specifications.
Parameter Comparison
| Manufacturer | Part Number | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp Range | MSL | RoHS Status | AEC-Q200 | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Samsung Electro-Mechanics | RC1608F4641CS | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | No | 1,026 |
| Bourns Inc. | CR0603-FX-4641ELF | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | No | 94,320 |
| YAGEO | RC0603FR-074K64L | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | No | 352,945 |
| YAGEO | AC0603FR-074K64L | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | Yes | 24,098 |
| Vishay Dale | CRCW06034K64FKEA | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | Yes | 75,322 |
| Vishay Dale | CRCW06034K64FKTA | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | RoHS Non-compliant | Yes | 5,325 |
| Panasonic Electronic Components | ERJ-3EKF4641V | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | Yes | 1,036 |
| Stackpole Electronics Inc | RMCF0603FT4K64 | 4.64 kΩ | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 ~ 155°C | 1 | ROHS3 | Yes | 218,536 |
Engineering Selection Recommendations
Direct Equivalents (Non-Automotive): The CR0603-FX-4641ELF (Bourns Inc.) and RC0603FR-074K64L (YAGEO) are direct functional equivalents to the RC1608F4641CS. Both maintain identical electrical specifications, package dimensions, moisture resistance, and ROHS3 compliance without automotive qualification. These parts are suitable for general industrial and consumer applications where AEC-Q200 certification is not required.
Automotive-Qualified Substitutes: The AC0603FR-074K64L (YAGEO), CRCW06034K64FKEA (Vishay Dale), ERJ-3EKF4641V (Panasonic Electronic Components), and RMCF0603FT4K64 (Stackpole Electronics Inc) are AEC-Q200 certified alternatives. These components meet automotive reliability standards and are electrically and mechanically equivalent to the main part. AEC-Q200 certification indicates enhanced qualification testing and is applicable for automotive, industrial, and high-reliability applications.
Compliance Consideration: The CRCW06034K64FKTA (Vishay Dale) is electrically and mechanically equivalent but carries RoHS non-compliant status and REACH Affected designation. This part is suitable only for applications where RoHS3 compliance is not mandated.
Inventory Availability: Selection among qualified substitutes may be influenced by supply chain requirements. YAGEO RC0603FR-074K64L and Stackpole RMCF0603FT4K64 maintain the highest inventory levels at 352,945 and 218,536 units respectively.
Frequently Asked Questions (FAQ)
Q: Can I substitute the RC1608F4641CS with any of the listed alternatives in my design?
A: Yes, provided compliance requirements are met. For RoHS3-compliant applications, use CR0603-FX-4641ELF, RC0603FR-074K64L, AC0603FR-074K64L, CRCW06034K64FKEA, ERJ-3EKF4641V, or RMCF0603FT4K64. For non-compliant applications, CRCW06034K64FKTA is also acceptable. All maintain identical electrical specifications and 0603 package format.
Q: What is the difference between direct equivalents and AEC-Q200 certified parts?
A: Direct equivalents (CR0603-FX-4641ELF and RC0603FR-074K64L) provide standard industrial-grade reliability. AEC-Q200 certified parts (AC0603FR-074K64L, CRCW06034K64FKEA, ERJ-3EKF4641V, RMCF0603FT4K64) undergo additional automotive qualification testing and are suitable for automotive and high-reliability applications. Both categories are electrically and mechanically interchangeable.
Q: Are there any dimensional differences between substitute parts?
A: Nominal package dimensions are 0603 (1608 Metric) for all parts. Minor variations exist in seated height and length/width tolerances. CRCW06034K64FKEA specifies 0.061" L x 0.033" W (1.55mm x 0.85mm) versus the standard 0.063" L x 0.031" W (1.60mm x 0.80mm). RMCF0603FT4K64 specifies 0.061" L x 0.031" W (1.55mm x 0.80mm). These variations remain within 0603 package class tolerances and do not affect PCB footprint compatibility.
Q: Which substitute offers the best supply availability?
A: YAGEO RC0603FR-074K64L provides the highest inventory at 352,945 units. Stackpole RMCF0603FT4K64 offers 218,536 units with AEC-Q200 certification. Both are suitable for immediate procurement requirements.
Q: Can I use CRCW06034K64FKTA in a RoHS-compliant product?
A: No. CRCW06034K64FKTA is RoHS non-compliant and REACH Affected. Use only in applications where RoHS3 compliance is not required. For RoHS-compliant designs, select from the remaining alternatives.
Q: Are all substitutes rated for the same temperature range?
A: Yes. All listed substitutes operate across -55°C to 155°C with ±100ppm/°C temperature coefficient, matching the RC1608F4641CS specification.
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