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RCS2012F8254CS Equivalent & Substitute Parts
Part Overview
The RCS2012F8254CS is an 8.25 MOhms ±1% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status and features anti-sulfur and moisture-resistant construction. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without design modification.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 8.25 MOhms |
| 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 ~ 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
| Number of Terminations | 2 |
Substitute Part Grouping Explanation
Substitute parts for the RCS2012F8254CS are qualified based on strict equivalence of the following parameters:
- Resistance Value: 8.25 MOhms (exact match required)
- Tolerance: ±1% (exact match required)
- Power Rating: 0.125W / 1/8W (exact match required)
- Package: 0805 (2012 Metric) (exact match required)
- Composition: Thick Film (exact match required)
- Temperature Coefficient: ±100ppm/°C (exact match required)
- Operating Temperature Range: -55°C ~ 155°C (exact match required)
- RoHS Compliance: ROHS3 Compliant (minimum requirement)
- Moisture Sensitivity Level: 1 (Unlimited) (exact match required)
- Terminations: 2 (exact match required)
All identified substitute parts meet these criteria and are therefore electrically and mechanically interchangeable with the original component.
Parameter Comparison
| Parameter | RCS2012F8254CS (Samsung) | CRCW08058M25FKEA (Vishay Dale) | RC0805FR-078M25L (YAGEO) |
|---|---|---|---|
| Resistance | 8.25 MOhms | 8.25 MOhms | 8.25 MOhms |
| Tolerance | ±1% | ±1% | ±1% |
| Power Rating | 0.125W (1/8W) | 0.125W (1/8W) | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Composition | Thick Film | Thick Film | Thick Film |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Size / Dimension | 0.079" L x 0.049" W (2.00mm x 1.25mm) | 0.079" L x 0.049" W (2.00mm x 1.25mm) | 0.079" L x 0.049" W (2.00mm x 1.25mm) |
| Height - Seated (Max) | 0.026" (0.66mm) | 0.020" (0.50mm) | 0.024" (0.60mm) |
| Number of Terminations | 2 | 2 | 2 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
All three components—RCS2012F8254CS, CRCW08058M25FKEA, and RC0805FR-078M25L—are Active product status and ROHS3 compliant. Selection among these parts is determined by application-specific requirements and supply chain availability:
RCS2012F8254CS (Samsung Electro-Mechanics): Features anti-sulfur and moisture-resistant construction with a seated height of 0.66mm. Suitable for general-purpose applications requiring enhanced environmental protection.
CRCW08058M25FKEA (Vishay Dale): Qualified to AEC-Q200 automotive standard with a seated height of 0.50mm. Appropriate for automotive and mission-critical applications requiring automotive-grade reliability.
RC0805FR-078M25L (YAGEO): Moisture-resistant thick film construction with a seated height of 0.60mm. Suitable for standard industrial and consumer applications.
All parts are electrically equivalent and mechanically compatible within PCB design constraints related to component height clearance.
Frequently Asked Questions (FAQ)
Q: Can CRCW08058M25FKEA replace RCS2012F8254CS in any application?
A: CRCW08058M25FKEA meets all electrical and mechanical equivalence criteria. However, its lower seated height (0.50mm vs. 0.66mm) may affect PCB layout in space-constrained designs. Verify clearance requirements before substitution.
Q: What is the significance of AEC-Q200 qualification on CRCW08058M25FKEA?
A: AEC-Q200 is an automotive industry standard for passive components. This qualification indicates enhanced reliability testing and is required for automotive applications. Non-automotive applications do not require this certification.
Q: Are all three parts suitable for high-temperature applications?
A: All three parts operate across the identical temperature range of -55°C to 155°C with ±100ppm/°C temperature coefficient. Selection is not differentiated by temperature performance.
Q: Does moisture sensitivity level affect substitution?
A: All three parts have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions. Substitution is not limited by moisture handling requirements.
Q: What is the impact of seated height differences among the three parts?
A: Seated height variations (0.50mm, 0.60mm, 0.66mm) affect PCB assembly clearance and solder joint geometry. Verify PCB design specifications for component height constraints before selecting a substitute.
Q: Are all parts available in Tape & Reel packaging?
A: All three parts are supplied in Tape & Reel (TR) packaging, standard for automated PCB assembly processes.
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