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RC2012F47R5CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F47R5CS is a 47.5 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format with 0.125W power rating. This component is classified as Active product status with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part is supplied in Tape & Reel packaging with ROHS3 compliance and MSL Level 1 rating. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit applications.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 47.5 Ohms |
| Tolerance | ±1% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C to 155°C |
| Moisture Sensitivity Level | MSL 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Number of Terminations | 2 |
Substitute Part Grouping Explanation
Substitute parts for the RC2012F47R5CS are classified based on strict electrical and mechanical parameter matching. The primary substitution criteria are:
Mandatory Matching Parameters:
- Resistance value: 47.5 Ohms
- Tolerance: ±1%
- Package format: 0805 (2012 Metric)
- Power rating: 0.125W (1/8W)
- Composition: Thick Film
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C to 155°C
- Termination count: 2
- RoHS3 compliance
- MSL Level 1 rating
Direct Equivalents maintain all parameters identically and are sourced from different manufacturers with identical moisture-resistant features.
Similar Parts meet all mandatory electrical and mechanical specifications but may include additional features such as automotive AEC-Q200 qualification or enhanced pulse withstanding capability. These parts are functionally interchangeable in standard applications.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op. Temp Range | Height Max (mm) | Features | RoHS3 | MSL |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RC2012F47R5CS | Samsung Electro-Mechanics | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.65 | Moisture Resistant | Yes | 1 |
| CR0805-FX-47R5ELF | Bourns Inc. | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.60 | Moisture Resistant | Yes | 1 |
| ERJ-6ENF47R5V | Panasonic Electronic Components | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.70 | Automotive AEC-Q200 | Yes | 1 |
| RC0805FR-0747R5L | YAGEO | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.60 | Moisture Resistant | Yes | 1 |
| RMCF0805FG47R5 | Stackpole Electronics Inc | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.65 | Automotive AEC-Q200 | Yes | 1 |
| CRCW080547R5FKEA | Vishay Dale | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.50 | Automotive AEC-Q200 | Yes | 1 |
| CRCW080547R5FKEAHP | Vishay Dale | 47.5 Ω | ±1% | 0.5 | 0805 | ±100ppm/°C | -55 to 155°C | 0.50 | Automotive AEC-Q200, Pulse Withstanding | Yes | 1 |
| RMCF0805FT47R5 | Stackpole Electronics Inc | 47.5 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.65 | Automotive AEC-Q200 | Yes | 1 |
Engineering Selection Recommendations
Direct Equivalents for Standard Applications:
CR0805-FX-47R5ELF (Bourns Inc.) and RC0805FR-0747R5L (YAGEO) are direct functional equivalents to the RC2012F47R5CS. Both parts maintain identical electrical specifications, moisture-resistant composition, and packaging format. These parts are suitable for direct substitution in non-automotive applications requiring standard industrial reliability.
Automotive-Qualified Alternatives:
ERJ-6ENF47R5V (Panasonic), RMCF0805FG47R5 (Stackpole), RMCF0805FT47R5 (Stackpole), and CRCW080547R5FKEA (Vishay Dale) incorporate AEC-Q200 automotive qualification. These parts meet all electrical and mechanical requirements of the RC2012F47R5CS while providing additional automotive-grade reliability certification. Selection of these parts is appropriate when automotive supply chain compliance or enhanced qualification documentation is required.
Enhanced Power Rating Option:
CRCW080547R5FKEAHP (Vishay Dale) provides identical electrical specifications with elevated power rating of 0.5W (1/2W) and pulse withstanding capability. This part is suitable for applications requiring higher transient energy dissipation while maintaining the same package footprint and resistance value. Use this part only when circuit design specifically requires the enhanced power handling capability.
Packaging Consideration:
All substitute parts are supplied in Tape & Reel (TR) packaging except RMCF0805FG47R5, which is supplied in Cut Tape (CT) format. Packaging selection should align with manufacturing assembly requirements and inventory management protocols.
Frequently Asked Questions (FAQ)
Q: Can CR0805-FX-47R5ELF replace RC2012F47R5CS directly on the PCB?
A: Yes. CR0805-FX-47R5ELF is a direct equivalent with identical resistance value (47.5 Ohms), tolerance (±1%), power rating (0.125W), package format (0805), and operating temperature range (-55°C to 155°C). Physical dimensions are compatible with PCB footprints designed for the RC2012F47R5CS.
Q: What is the difference between RMCF0805FT47R5 and RMCF0805FG47R5?
A: Both parts are manufactured by Stackpole Electronics with identical electrical specifications. RMCF0805FT47R5 is supplied in Tape & Reel packaging, while RMCF0805FG47R5 is supplied in Cut Tape packaging. The electrical performance and physical dimensions are equivalent.
Q: When should CRCW080547R5FKEAHP be selected instead of the standard 0.125W options?
A: CRCW080547R5FKEAHP should be selected only when circuit analysis determines that power dissipation exceeds 0.125W or when pulse withstanding capability is a design requirement. The elevated 0.5W rating provides additional thermal margin and transient energy handling. Standard 0.125W parts are appropriate for typical signal conditioning and biasing applications.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the environmental compliance profile of the RC2012F47R5CS.
Q: What is the significance of AEC-Q200 qualification on automotive-grade substitutes?
A: AEC-Q200 qualification indicates that the part has undergone automotive-grade reliability testing and qualification. Parts bearing this certification (ERJ-6ENF47R5V, RMCF0805FG47R5, RMCF0805FT47R5, CRCW080547R5FKEA, CRCW080547R5FKEAHP) are suitable for automotive applications and supply chain requirements. Non-automotive applications do not require this certification.
Q: Can substitute parts be mixed within a single production batch?
A: Yes. All substitute parts meet identical electrical specifications and package requirements. Mixed sourcing is permissible from a functional standpoint. However, manufacturing and quality control procedures should document part traceability and sourcing decisions for supply chain management and failure analysis purposes.
Q: What is the maximum height difference among substitute parts?
A: Maximum seated height varies from 0.50mm (Vishay Dale CRCW series) to 0.70mm (Panasonic ERJ-6ENF47R5V). This 0.20mm variation is within standard PCB assembly tolerances and does not affect functional performance or mechanical compatibility with standard 0805 footprints.
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