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RC2012F3244CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F3244CS is a 3.24 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 ROHS3 compliant. The part is currently in active production status with 826 pieces available in inventory. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit designs without functional degradation.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 3.24 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 to 155°C |
| Terminations | 2 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RC2012F3244CS is determined by strict alignment of the following critical parameters:
Electrical Specifications: Resistance value (3.24 MOhms), tolerance (±1%), and power rating (0.125W) must be identical. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C to 155°C) establish thermal performance boundaries.
Mechanical Compatibility: Package type (0805/2012 Metric), physical dimensions (0.079" L x 0.049" W), and number of terminations (2) ensure physical fit and solderability in existing PCB layouts.
Regulatory Compliance: RoHS3 compliance and Moisture Sensitivity Level 1 (Unlimited) are mandatory for equivalent substitution. REACH status and ECCN classification must remain consistent.
Composition: Thick film construction is required to maintain electrical and thermal characteristics.
The CRCW08053M24FKEA from Vishay Dale meets all these criteria and qualifies as a direct substitute.
Parameter Comparison
| Parameter | RC2012F3244CS (Samsung) | CRCW08053M24FKEA (Vishay Dale) |
|---|---|---|
| Resistance | 3.24 MOhms | 3.24 MOhms |
| Tolerance | ±1% | ±1% |
| Power Rating | 0.125W (1/8W) | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Composition | Thick Film | Thick Film |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C |
| Operating Temperature Range | -55°C to 155°C | -55°C to 155°C |
| Number of Terminations | 2 | 2 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| 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) |
Engineering Selection Recommendations
Both the RC2012F3244CS and CRCW08053M24FKEA are active production components with ROHS3 compliance and identical electrical and mechanical specifications. The primary distinction is packaging format: the Samsung part is supplied in Tape & Reel (TR) configuration, while the Vishay Dale substitute is available in Cut Tape (CT) & Digi-Reel® format. The Vishay Dale component carries AEC-Q200 automotive qualification, which provides additional reliability assurance for applications requiring automotive-grade components. Selection between these parts should be based on packaging requirements, supply chain availability, and application-specific compliance needs. Both components are suitable for direct substitution in standard industrial and commercial applications.
Frequently Asked Questions (FAQ)
Q: Can the CRCW08053M24FKEA replace the RC2012F3244CS in all applications?
A: Yes, the CRCW08053M24FKEA is electrically and mechanically equivalent to the RC2012F3244CS. Both components share identical resistance (3.24 MOhms), tolerance (±1%), power rating (0.125W), package type (0805), and operating temperature range (-55°C to 155°C). Direct substitution is valid for standard applications.
Q: What is the difference in packaging between these two parts?
A: The RC2012F3244CS is supplied in Tape & Reel (TR) packaging, while the CRCW08053M24FKEA is available in Cut Tape (CT) & Digi-Reel® format. Both packaging types are suitable for automated assembly processes, with selection dependent on production equipment compatibility and inventory management preferences.
Q: Does the AEC-Q200 rating on the Vishay Dale part affect compatibility?
A: No. AEC-Q200 is an automotive qualification standard that indicates additional reliability testing and quality assurance. This certification does not alter electrical or mechanical performance and does not prevent use in non-automotive applications. The part remains fully compatible with the original Samsung component.
Q: Are the physical dimensions identical between these parts?
A: Yes. Both components have identical dimensions of 0.079" L x 0.049" W (2.00mm x 1.25mm) in the 0805 (2012 Metric) package. The maximum seated height differs slightly (0.026" for Samsung versus 0.020" for Vishay Dale), but both values are within standard 0805 package specifications and do not affect PCB layout compatibility.
Q: What compliance certifications apply to both parts?
A: Both the RC2012F3244CS and CRCW08053M24FKEA are ROHS3 compliant, REACH unaffected, and classified as EAR99 for export control purposes. Both carry Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.
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