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RT1206FRE072K37L Equivalent & Substitute Parts
Part Overview
The RT1206FRE072K37L is a 2.37 kOhms ±1% thin film chip resistor in 1206 (3216 Metric) package manufactured by YAGEO. This component is actively produced and widely used in general-purpose electronic applications requiring precision resistive elements. Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design requirements necessitate enhanced performance specifications such as improved tolerance or automotive-grade reliability ratings.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 2.37 kOhms |
| Tolerance | ±1% |
| Power Rating | 0.25W (1/4W) |
| Package / Case | 1206 (3216 Metric) |
| Composition | Thin Film |
| Operating Temperature Range | -55°C ~ 155°C |
| Temperature Coefficient | ±50ppm/°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the RT1206FRE072K37L are qualified based on the following critical parameters:
- Resistance Value: Must be 2.37 kOhms
- Package / Case: Must be 1206 (3216 Metric) for mechanical and electrical compatibility
- Composition: Thin film construction maintains performance characteristics
- Operating Temperature Range: Must support -55°C ~ 155°C minimum
- Compliance: RoHS3 compliance and MSL rating must be maintained
The identified substitutes meet or exceed these core requirements while offering variations in tolerance, power rating, temperature coefficient, and automotive-grade certifications. These variations allow for component selection based on specific application demands without compromising core functionality.
Parameter Comparison
| Parameter | RT1206FRE072K37L (YAGEO) | ERA-8AEB2371V (Panasonic) | RNCF1206CTC2K37 (Stackpole) |
|---|---|---|---|
| Resistance | 2.37 kOhms | 2.37 kOhms | 2.37 kOhms |
| Tolerance | ±1% | ±0.1% | ±0.25% |
| Power Rating | 0.25W (1/4W) | 0.25W (1/4W) | 0.333W (1/3W) |
| Package / Case | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216 Metric) |
| Composition | Thin Film | Thin Film | Thin Film |
| Temperature Coefficient | ±50ppm/°C | ±25ppm/°C | ±50ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Automotive Rating | None | AEC-Q200 | AEC-Q200 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
ERA-8AEB2371V (Panasonic Electronic Components) is classified as an upgrade substitute. This part maintains identical resistance, power rating, and package specifications while providing superior tolerance (±0.1% versus ±1%) and lower temperature coefficient (±25ppm/°C versus ±50ppm/°C). The component carries AEC-Q200 automotive qualification, making it suitable for applications requiring enhanced reliability and precision. Product status is active with substantial inventory availability.
RNCF1206CTC2K37 (Stackpole Electronics Inc) is classified as a manufacturer-recommended substitute. This part offers improved tolerance (±0.25%) and higher power rating (0.333W versus 0.25W) while maintaining the same package and operating temperature range. AEC-Q200 automotive qualification is included. The temperature coefficient remains at ±50ppm/°C. Product status is active with high inventory levels.
Both substitutes are fully compliant with RoHS3 and REACH requirements, matching the original component's environmental and regulatory status.
Frequently Asked Questions (FAQ)
Q: Can ERA-8AEB2371V be used as a direct replacement for RT1206FRE072K37L?
A: Yes. Both components share identical resistance value (2.37 kOhms), power rating (0.25W), package (1206), and operating temperature range (-55°C ~ 155°C). The ERA-8AEB2371V provides superior tolerance and temperature coefficient performance.
Q: What is the primary difference between the two substitute parts?
A: ERA-8AEB2371V offers tighter tolerance (±0.1%) and lower temperature coefficient (±25ppm/°C), while RNCF1206CTC2K37 provides higher power rating (0.333W) and moderate tolerance (±0.25%). Both include AEC-Q200 automotive certification.
Q: Are all three parts mechanically compatible in the same PCB footprint?
A: Yes. All three components use the 1206 (3216 Metric) package with identical termination count (2). Dimensional variations are within standard manufacturing tolerances and do not affect PCB layout compatibility.
Q: Which substitute should be selected for high-precision applications?
A: ERA-8AEB2371V is recommended for applications requiring precision, offering ±0.1% tolerance and ±25ppm/°C temperature coefficient compared to the original ±1% tolerance and ±50ppm/°C coefficient.
Q: Are these substitutes suitable for automotive applications?
A: Both ERA-8AEB2371V and RNCF1206CTC2K37 carry AEC-Q200 automotive qualification. The original RT1206FRE072K37L does not include automotive certification.
Q: What is the inventory status of these parts?
A: RT1206FRE072K37L: 1135 pcs in stock. ERA-8AEB2371V: 5361 pcs in stock. RNCF1206CTC2K37: 11064 pcs in stock.
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