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RG2012N-3240-C-T5 Equivalent & Substitute Parts
Part Overview
The RG2012N-3240-C-T5 is a 324 Ohm ±0.25% thin film chip resistor manufactured by Susumu in 0805 (2012 Metric) package format. This component is rated for 0.125W (1/8W) power dissipation and features anti-sulfur coating with automotive AEC-Q200 qualification. The part operates across a temperature range of -55°C to 155°C with a temperature coefficient of ±10ppm/°C.
The RG2012N-3240-C-T5 is currently classified as obsolete. Equivalent and substitute parts are available from Susumu's active product lines and alternative manufacturers, offering improved tolerance specifications and enhanced performance characteristics while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 324 Ohms |
| Tolerance | ±0.25% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thin Film |
| Features | Anti-Sulfur, Automotive AEC-Q200 |
| Temperature Coefficient | ±10ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the RG2012N-3240-C-T5 is determined by the following critical parameters:
Electrical Compatibility Requirements:
- Resistance value: 324 Ohms (exact match required)
- Power rating: Minimum 0.125W (1/8W); higher ratings are acceptable
- Tolerance: ±0.25% or better (tighter tolerances are acceptable)
- Temperature coefficient: ±10ppm/°C or better (lower values are acceptable)
- Operating temperature range: Must encompass -55°C to 155°C minimum
Mechanical Compatibility Requirements:
- Package format: 0805 (2012 Metric) only
- Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)
- Number of terminations: 2 (standard SMD configuration)
Compliance & Certification Requirements:
- Composition: Thin film technology
- Features: Anti-sulfur coating required
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
Substitute parts are grouped into two categories: Susumu RG series upgrades with improved tolerance and temperature coefficient specifications, and cross-manufacturer alternatives from Vishay that maintain electrical and mechanical compatibility while offering enhanced performance characteristics.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Operating Temp (°C) | Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|
| RG2012N-3240-C-T5 | Susumu | 324 Ω | ±0.25% | 0.125 | ±10 | -55 ~ 155 | Obsolete | 881 |
| RG2012N-3240-B-T5 | Susumu | 324 Ω | ±0.1% | 0.125 | ±10 | -55 ~ 155 | Active | 760 |
| RG2012N-3240-W-T1 | Susumu | 324 Ω | ±0.05% | 0.125 | ±10 | -55 ~ 155 | Active | 1120 |
| RG2012N-3240-W-T5 | Susumu | 324 Ω | ±0.05% | 0.125 | ±10 | -55 ~ 155 | Active | 623 |
| RG2012V-3240-B-T5 | Susumu | 324 Ω | ±0.1% | 0.125 | ±5 | -55 ~ 155 | Active | 1055 |
| RG2012V-3240-P-T1 | Susumu | 324 Ω | ±0.02% | 0.125 | ±5 | -55 ~ 155 | Active | 1048 |
| RG2012V-3240-W-T1 | Susumu | 324 Ω | ±0.05% | 0.125 | ±5 | -55 ~ 155 | Active | 1013 |
| RG2012V-3240-W-T5 | Susumu | 324 Ω | ±0.05% | 0.125 | ±5 | -55 ~ 155 | Active | 744 |
| MCU08050F3240BP100 | Vishay Beyschlag/Draloric/BC Components | 324 Ω | ±0.1% | 0.125 | ±10 | -55 ~ 125 | Active | 913 |
| TNPW0805324RBYEA | Vishay Dale | 324 Ω | ±0.1% | 0.26 | ±10 | -55 ~ 175 | Active | 707 |
Engineering Selection Recommendations
Primary Substitutes (Susumu RG Series - Same Manufacturer):
The RG2012N-3240-B-T5 provides direct substitution with improved tolerance (±0.1% versus ±0.25%) while maintaining identical electrical and thermal specifications. This part is active and carries 760 units in inventory.
The RG2012N-3240-W-T1 and RG2012N-3240-W-T5 offer enhanced tolerance (±0.05%) with identical power rating and temperature range. Both are active products with substantial inventory availability (1120 and 623 units respectively).
The RG2012V series variants (RG2012V-3240-B-T5, RG2012V-3240-P-T1, RG2012V-3240-W-T1, RG2012V-3240-W-T5) provide superior temperature coefficient performance (±5ppm/°C versus ±10ppm/°C) with tolerance specifications ranging from ±0.02% to ±0.1%. All variants are active products with strong inventory levels.
Cross-Manufacturer Alternatives:
The MCU08050F3240BP100 (Vishay Beyschlag/Draloric/BC Components) maintains electrical compatibility with ±0.1% tolerance and ±10ppm/°C temperature coefficient. Operating temperature range extends to -55°C to 125°C, which covers the primary operating window of the original part. This component is active with 913 units in inventory.
The TNPW0805324RBYEA (Vishay Dale) offers enhanced power rating (0.26W versus 0.125W) and extended operating temperature range (-55°C to 175°C). Tolerance is ±0.1% with ±10ppm/°C temperature coefficient. This part is active with 707 units in inventory and provides additional thermal margin for applications requiring higher power dissipation.
All substitute parts maintain ROHS3 compliance, MSL 1 rating, and anti-sulfur coating. Susumu RG series parts retain AEC-Q200 automotive qualification. Vishay alternatives provide equivalent thin film construction with anti-sulfur protection.
Frequently Asked Questions (FAQ)
Q: Can the RG2012N-3240-C-T5 be replaced with any of the listed substitute parts?
A: All listed substitute parts are electrically and mechanically compatible. The RG2012N-3240-C-T5 operates at 324 Ohms ±0.25% in 0805 package format. Substitute parts maintain the same resistance value and package, with tolerance specifications equal to or better than the original. Physical dimensions and termination configuration are identical across all alternatives.
Q: What is the difference between Susumu RG and RG2012V series?
A: The RG2012N series maintains a temperature coefficient of ±10ppm/°C, matching the original part specification. The RG2012V series offers improved temperature coefficient performance at ±5ppm/°C, resulting in better stability across the operating temperature range. Both series use identical 0805 package format and anti-sulfur thin film construction.
Q: Are there tolerance differences between substitute options?
A: Yes. The original RG2012N-3240-C-T5 specifies ±0.25% tolerance. Substitute parts offer improved tolerance specifications: RG2012N-3240-B-T5 at ±0.1%, RG2012N-3240-W variants at ±0.05%, RG2012V-3240-B-T5 at ±0.1%, RG2012V-3240-W variants at ±0.05%, and RG2012V-3240-P-T1 at ±0.02%. Tighter tolerance specifications provide improved circuit accuracy and reduced component variation.
Q: What is the operating temperature difference between MCU08050F3240BP100 and the original part?
A: The MCU08050F3240BP100 operates from -55°C to 125°C, while the RG2012N-3240-C-T5 operates from -55°C to 155°C. The Vishay component does not extend to the full upper temperature limit of the original part. Applications requiring operation above 125°C should use Susumu alternatives or the TNPW0805324RBYEA, which operates to 175°C.
Q: Why does TNPW0805324RBYEA have a higher power rating?
A: The TNPW0805324RBYEA is rated for 0.26W power dissipation compared to 0.125W for the original part. This higher power rating reflects the component's thermal design and does not affect electrical compatibility. Applications requiring only 0.125W operation can use this part without derating concerns. The higher power rating provides additional thermal margin for designs with potential power dissipation variations.
Q: Are all substitute parts AEC-Q200 qualified?
A: Susumu RG and RG2012V series parts carry AEC-Q200 automotive qualification. The Vishay MCU08050F3240BP100 and TNPW0805324RBYEA do not list AEC-Q200 rating in their specifications. Applications requiring automotive qualification should use Susumu alternatives.
Q: What is the inventory status for each substitute part?
A: All substitute parts are currently in stock. Susumu RG2012N-3240-W-T1 has the highest inventory at 1120 units. Susumu RG2012V-3240-P-T1 and RG2012V-3240-W-T1 each have approximately 1000+ units. Vishay alternatives have 707-913 units available. The original RG2012N-3240-C-T5 has 881 units in inventory despite obsolete status.
Q: Can the RG2012N-3240-C-T5 be used interchangeably with TNPW0805324RBYEA in existing designs?
A: Yes, for electrical and mechanical compatibility. Both components are 324 Ohm ±0.1% thin film resistors in 0805 package with anti-sulfur coating. Physical dimensions are identical. The TNPW0805324RBYEA offers higher power rating (0.26W) and extended temperature range (-55°C to 175°C), making it suitable for applications with higher thermal requirements. No circuit modifications are required for substitution.
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