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RCS2012F41R2CS Equivalent & Substitute Parts
Part Overview
The RCS2012F41R2CS is a 41.2 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 anti-sulfur and moisture-resistant construction. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to ensure direct interchangeability in circuit applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 41.2 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 ~ 155°C |
| Moisture Sensitivity Level | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Packaging | Tape & Reel (TR) |
Substitute Part Grouping Explanation
Substitute parts for RCS2012F41R2CS are qualified based on the following criteria:
Electrical Parameters (Critical):
- Resistance value: 41.2 Ohms
- Tolerance: ±1%
- Power rating: 0.125W (1/8W)
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C
Mechanical Parameters (Critical):
- Package type: 0805 (2012 Metric)
- Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)
- Number of terminations: 2
Compliance & Environmental (Required):
- RoHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
- REACH Unaffected status
- Packaging format: Tape & Reel (TR)
All substitute parts listed meet these criteria and are therefore electrically and mechanically interchangeable with the main part number.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff (ppm/°C) | Operating Temp (°C) | Height Max (mm) | RoHS Status | MSL | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RCS2012F41R2CS | Samsung Electro-Mechanics | 41.2 Ω | ±1% | 0.125 | 0805 | ±100 | -55 ~ 155 | 0.66 | ROHS3 | 1 | 1047 |
| AC0805FR-0741R2L | YAGEO | 41.2 Ω | ±1% | 0.125 | 0805 | ±100 | -55 ~ 155 | 0.60 | ROHS3 | 1 | 2791 |
| CRCW080541R2FKEA | Vishay Dale | 41.2 Ω | ±1% | 0.125 | 0805 | ±100 | -55 ~ 155 | 0.50 | ROHS3 | 1 | 5805 |
| ERJ-6ENF41R2V | Panasonic Electronic Components | 41.2 Ω | ±1% | 0.125 | 0805 | ±100 | -55 ~ 155 | 0.70 | ROHS3 | 1 | 49438 |
| RMCF0805FT41R2 | Stackpole Electronics Inc | 41.2 Ω | ±1% | 0.125 | 0805 | ±100 | -55 ~ 155 | 0.65 | ROHS3 | 1 | 1546 |
Engineering Selection Recommendations
All listed substitute parts are qualified for direct replacement based on matching electrical and mechanical specifications. Selection among equivalent parts may be determined by:
Availability: ERJ-6ENF41R2V (Panasonic) offers the highest inventory level at 49,438 pieces, followed by CRCW080541R2FKEA (Vishay Dale) at 5,805 pieces.
Compliance Certifications: CRCW080541R2FKEA, AC0805FR-0741R2L, ERJ-6ENF41R2V, and RMCF0805FT41R2 all carry AEC-Q200 automotive qualification ratings in addition to ROHS3 compliance.
Physical Dimensions: All parts conform to 0805 package specifications. Height variations range from 0.50mm to 0.70mm maximum seated height, which remain within standard PCB assembly tolerances.
Product Status: All parts maintain Active product status, ensuring continued availability and manufacturer support.
Frequently Asked Questions (FAQ)
Q: Can RCS2012F41R2CS be replaced with any of the listed substitute parts?
A: Yes. All listed parts meet identical electrical specifications (41.2 Ohms ±1%, 0.125W), operate across the same temperature range (-55°C ~ 155°C), and share the same 0805 package format with matching termination count and compliance certifications.
Q: What is the significance of the height difference between substitute parts?
A: Height variations (0.50mm to 0.70mm) fall within standard 0805 package tolerances and do not affect PCB assembly compatibility. Component height is not a substitution barrier for this product category.
Q: Are all substitute parts RoHS3 compliant?
A: Yes. All substitute parts listed carry ROHS3 Compliant status and REACH Unaffected designation, matching the compliance profile of RCS2012F41R2CS.
Q: What does Moisture Sensitivity Level 1 mean?
A: MSL 1 indicates unlimited shelf life without moisture exposure restrictions. All parts in this comparison carry MSL 1 rating.
Q: Do substitute parts with AEC-Q200 rating differ functionally from the main part?
A: No. AEC-Q200 is an automotive qualification standard that certifies reliability under automotive operating conditions. Parts with this rating are fully compatible with non-automotive applications and meet or exceed the specifications of non-rated equivalents.
Q: Can I mix different substitute parts in the same circuit board assembly?
A: Yes. All parts are electrically and mechanically equivalent. Mixed sourcing is permissible from a technical standpoint, though single-source procurement is typically preferred for supply chain consistency.
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