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RC1608F2430CS Equivalent & Substitute Parts Reference
Part Overview
The RC1608F2430CS is a 243 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.1W (1/10W) power dissipation in a 0603 (1608 Metric) surface mount package. This component is classified as Active product status with full RoHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is supplied in Tape & Reel packaging format suitable for automated assembly processes. Equivalent and substitute parts are identified when design requirements necessitate alternative sourcing due to inventory constraints, supply chain considerations, or specific application certifications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 243 Ohms |
| 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 |
| Terminations | 2 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RC1608F2430CS is determined by strict equivalence across the following critical parameters: resistance value (243 Ohms), tolerance (±1%), power rating (0.1W), package type (0603 / 1608 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (RoHS3, REACH Unaffected, MSL 1).
Identified substitute parts are categorized into two groups:
Direct Equivalents: Parts with identical electrical specifications and standard industrial moisture resistance features. These include CR0603-FX-2430ELF (Bourns Inc.) and RC0603FR-07243RL (YAGEO).
Similar Parts with Enhanced Ratings: Parts meeting all core electrical parameters with additional automotive-grade AEC-Q200 certification. These include CRCW0603243RFKEA (Vishay Dale), ERJ-3EKF2430V (Panasonic Electronic Components), and RMCF0603FT243R (Stackpole Electronics Inc). AEC-Q200 certification indicates qualification for automotive applications and does not restrict use in standard industrial applications.
All substitute parts maintain identical package dimensions, termination count, and compliance status as the primary part.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp Range | Features | RoHS3 | MSL | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RC1608F2430CS | Samsung Electro-Mechanics | 243 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 to 155°C | Moisture Resistant | Yes | 1 | 1,064 |
| CR0603-FX-2430ELF | Bourns Inc. | 243 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 to 155°C | Moisture Resistant | Yes | 1 | 48,069 |
| RC0603FR-07243RL | YAGEO | 243 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 to 155°C | Moisture Resistant | Yes | 1 | 193,449 |
| CRCW0603243RFKEA | Vishay Dale | 243 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 to 155°C | Automotive AEC-Q200 | Yes | 1 | 5,400 |
| ERJ-3EKF2430V | Panasonic Electronic Components | 243 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 to 155°C | Automotive AEC-Q200 | Yes | 1 | 35,308 |
| RMCF0603FT243R | Stackpole Electronics Inc | 243 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55 to 155°C | Automotive AEC-Q200 | Yes | 1 | 708 |
Engineering Selection Recommendations
All identified substitute parts maintain full electrical and mechanical compatibility with the RC1608F2430CS. Selection criteria are based on product status (all Active), compliance certifications (all RoHS3 Compliant, REACH Unaffected), and inventory availability.
For standard industrial applications: CR0603-FX-2430ELF (Bourns Inc.) and RC0603FR-07243RL (YAGEO) provide direct equivalence with high inventory availability. RC0603FR-07243RL offers the largest stock position at 193,449 units.
For automotive or enhanced reliability applications: CRCW0603243RFKEA (Vishay Dale), ERJ-3EKF2430V (Panasonic Electronic Components), and RMCF0603FT243R (Stackpole Electronics Inc) provide AEC-Q200 automotive qualification. ERJ-3EKF2430V offers the highest inventory among automotive-qualified options at 35,308 units.
All parts are supplied in Tape & Reel packaging suitable for automated assembly. No design modifications or PCB layout changes are required when substituting between listed parts.
Frequently Asked Questions (FAQ)
Q: Can CR0603-FX-2430ELF be used as a direct replacement for RC1608F2430CS?
A: Yes. CR0603-FX-2430ELF meets all electrical specifications (243 Ω, ±1%, 0.1W), operates across the identical temperature range (-55°C to 155°C), maintains the same package footprint (0603), and carries equivalent RoHS3 and MSL 1 compliance. No circuit modifications are required.
Q: What is the difference between standard and AEC-Q200 qualified parts?
A: AEC-Q200 qualification indicates the part has undergone automotive-grade reliability testing and stress screening. Parts such as CRCW0603243RFKEA, ERJ-3EKF2430V, and RMCF0603FT243R carry this certification. These parts are fully compatible with standard industrial applications and do not impose restrictions on use. AEC-Q200 qualification is an additional qualification level, not a limitation.
Q: Are all substitute parts identical in physical dimensions?
A: All parts use the 0603 (1608 Metric) package. Minor dimensional variations exist within manufacturing tolerances: standard parts measure 0.063" L × 0.031" W (1.60mm × 0.80mm) with 0.022" (0.55mm) maximum seated height; CRCW0603243RFKEA measures 0.061" L × 0.033" W (1.55mm × 0.85mm) with 0.020" (0.50mm) maximum seated height; RMCF0603FT243R measures 0.061" L × 0.031" W (1.55mm × 0.80mm) with 0.022" (0.55mm) maximum seated height. These variations remain within standard 0603 package tolerances and do not affect PCB assembly or functionality.
Q: Which substitute part has the best inventory availability?
A: RC0603FR-07243RL (YAGEO) maintains the highest inventory at 193,449 units. For automotive-qualified parts, ERJ-3EKF2430V (Panasonic Electronic Components) offers the largest stock at 35,308 units.
Q: Do all parts carry the same compliance certifications?
A: Yes. All listed parts are RoHS3 Compliant, REACH Unaffected, and classified as MSL 1 (Unlimited moisture sensitivity level). ECCN and HTSUS classifications are identical across all parts.
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