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RCS3216F2494CS Equivalent & Substitute Parts
Part Overview
The RCS3216F2494CS is a 2.49 MOhms ±1% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This thick film resistor features anti-sulfur and moisture-resistant properties, operating across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part is Active in product status and ROHS3 compliant with MSL 1 rating. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 2.49 MOhms |
| Tolerance | ±1% |
| Power Rating | 0.25W (1/4W) |
| Package / Case | 1206 (3216 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Number of Terminations | 2 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the RCS3216F2494CS are qualified based on the following criteria:
Electrical Parameters (Must Match):
- Resistance value: 2.49 MOhms
- Tolerance: ±1%
- Power rating: 0.25W (1/4W)
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C
Mechanical Parameters (Must Match):
- Package type: 1206 (3216 Metric)
- Number of terminations: 2
- Physical dimensions compatible with 1206 footprint
Compliance Parameters (Must Match):
- RoHS3 compliance
- MSL 1 rating
- REACH unaffected status
All identified substitute parts meet these criteria and are classified as Active products with equivalent thick film composition.
Parameter Comparison
| Parameter | RCS3216F2494CS (Samsung) | CRCW12062M49FKEA (Vishay Dale) | RC1206FR-072M49L (YAGEO) |
|---|---|---|---|
| Manufacturer | Samsung Electro-Mechanics | Vishay Dale | YAGEO |
| Resistance | 2.49 MOhms | 2.49 MOhms | 2.49 MOhms |
| Tolerance | ±1% | ±1% | ±1% |
| Power Rating | 0.25W | 0.25W | 0.25W |
| Package / Case | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216 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 |
| Number of Terminations | 2 | 2 | 2 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
All three parts—RCS3216F2494CS, CRCW12062M49FKEA, and RC1206FR-072M49L—are functionally equivalent for applications requiring a 2.49 MOhms ±1% 0.25W 1206 chip resistor. Selection among these parts should be based on:
Availability and Supply Chain: YAGEO RC1206FR-072M49L offers the highest inventory (158,920 pcs), followed by Vishay Dale CRCW12062M49FKEA (17,399 pcs), and Samsung RCS3216F2494CS (746 pcs).
Automotive Applications: CRCW12062M49FKEA carries AEC-Q200 qualification, suitable for automotive-grade applications requiring enhanced reliability standards.
Environmental Features: RCS3216F2494CS and RC1206FR-072M49L both feature moisture-resistant properties. CRCW12062M49FKEA specifies automotive AEC-Q200 qualification.
All parts maintain Active product status, ROHS3 compliance, and MSL 1 rating, ensuring compatibility with modern manufacturing and environmental requirements.
Frequently Asked Questions (FAQ)
Q: Can CRCW12062M49FKEA replace RCS3216F2494CS in non-automotive applications?
A: Yes. CRCW12062M49FKEA meets all electrical and mechanical specifications of RCS3216F2494CS. The AEC-Q200 qualification is an additional feature that does not restrict use in non-automotive circuits.
Q: What is the physical dimension difference between RC1206FR-072M49L and RCS3216F2494CS?
A: Length differs slightly: RC1206FR-072M49L is 0.122" (3.10mm) versus RCS3216F2494CS at 0.126" (3.20mm). Both fit the 1206 footprint. Height-seated maximum is 0.026" (0.66mm) for RCS3216F2494CS and 0.026" (0.65mm) for RC1206FR-072M49L. These variations are within standard 1206 package tolerances.
Q: Are all three parts suitable for -55°C to 155°C operating range?
A: Yes. All three parts specify identical operating temperature range of -55°C to 155°C with ±100ppm/°C temperature coefficient.
Q: Do packaging differences affect substitution?
A: RCS3216F2494CS packaging is listed as "-" (unspecified). CRCW12062M49FKEA and RC1206FR-072M49L are supplied in Tape & Reel (TR) format. Footprint compatibility remains identical for all three parts in 1206 package applications.
Q: Which part should be selected for highest inventory availability?
A: RC1206FR-072M49L (YAGEO) provides the largest stock position at 158,920 pcs, followed by CRCW12062M49FKEA (Vishay Dale) at 17,399 pcs.
Q: Are all parts REACH and RoHS compliant?
A: Yes. All three parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating.
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