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RC2012F2554CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F2554CS is a 2.55 MOhms ±1% 0.125W chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package format. This thick film, moisture-resistant component operates across the temperature range of -55°C to 155°C and is classified as Active product status. 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 | 2.55 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 |
| Moisture Resistance | Yes |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RC2012F2554CS is determined by strict equivalence across the following critical parameters:
Electrical Specifications: Resistance value (2.55 MOhms), tolerance (±1%), and power rating (0.125W) must be identical. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C ~ 155°C) establish thermal performance boundaries.
Mechanical Compatibility: Package type (0805 / 2012 Metric), physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm), and number of terminations (2) must match to ensure PCB footprint compatibility.
Material & Composition: Thick film construction and moisture-resistant properties must be maintained.
Compliance & Certification: RoHS3 compliance, MSL Level 1, REACH Unaffected status, and ECCN/HTSUS classifications must align.
The substitute part RC0805FR-072M55L from YAGEO meets all these criteria and is classified as a direct equivalent.
Parameter Comparison
| Parameter | RC2012F2554CS (Samsung) | RC0805FR-072M55L (YAGEO) | Match Status |
|---|---|---|---|
| Resistance | 2.55 MOhms | 2.55 MOhms | Identical |
| Tolerance | ±1% | ±1% | Identical |
| Power Rating | 0.125W (1/8W) | 0.125W (1/8W) | Identical |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | Identical |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | Identical |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) | Identical |
| Composition | Thick Film | Thick Film | Identical |
| Moisture Resistance | Yes | Yes | Identical |
| Physical Dimensions (L x W) | 0.079" x 0.049" (2.00mm x 1.25mm) | 0.079" x 0.049" (2.00mm x 1.25mm) | Identical |
| Height - Seated (Max) | 0.026" (0.66mm) | 0.024" (0.60mm) | Compatible |
| Number of Terminations | 2 | 2 | Identical |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | Identical |
| REACH Status | REACH Unaffected | REACH Unaffected | Identical |
| ECCN | EAR99 | EAR99 | Identical |
| HTSUS | 8533.21.0030 | 8533.21.0030 | Identical |
Engineering Selection Recommendations
The RC0805FR-072M55L from YAGEO is a direct equivalent substitute for the RC2012F2554CS from Samsung Electro-Mechanics. Both components share identical electrical specifications, mechanical dimensions, and compliance certifications. The seated height of the YAGEO part (0.024" / 0.60mm) is marginally lower than the Samsung part (0.026" / 0.66mm), which presents no compatibility issues for standard PCB assembly processes. Both parts maintain Active product status and full RoHS3 compliance with MSL Level 1 rating, indicating no moisture sensitivity constraints during storage or handling. Selection between these parts may be based on availability, supply chain considerations, or procurement preferences, as electrical and mechanical performance are equivalent.
Frequently Asked Questions (FAQ)
Q: Can RC0805FR-072M55L replace RC2012F2554CS in existing designs?
A: Yes. The RC0805FR-072M55L is a direct substitute with identical electrical specifications (2.55 MOhms ±1%, 0.125W), identical package dimensions (0805 / 2012 Metric), and matching thermal characteristics (-55°C ~ 155°C operating range, ±100ppm/°C temperature coefficient). No circuit redesign is required.
Q: Are there any physical compatibility concerns?
A: No. Both components use the 0805 (2012 Metric) package with identical footprint dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). The YAGEO part has a slightly lower seated height (0.024" vs 0.026"), which is compatible with standard PCB assembly equipment and does not affect placement or soldering.
Q: Do both parts meet the same compliance standards?
A: Yes. Both RC2012F2554CS and RC0805FR-072M55L are ROHS3 compliant, REACH Unaffected, classified as EAR99, and carry the same HTSUS code (8533.21.0030). Both have MSL Level 1 rating, indicating unlimited shelf life without moisture sensitivity constraints.
Q: What is the difference in packaging?
A: Both parts are supplied in Tape & Reel (TR) format, the standard packaging for high-volume SMD component distribution.
Q: Are the tolerance and temperature coefficient specifications identical?
A: Yes. Both parts specify ±1% tolerance and ±100ppm/°C temperature coefficient, ensuring equivalent circuit performance across the full operating temperature range of -55°C to 155°C.
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