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RG2012P-274-B-T1 Equivalent & Substitute Parts
Part Overview
The RG2012P-274-B-T1 is a 270 kOhms ±0.1% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. This component is designed for automotive applications and meets AEC-Q200 qualification standards with anti-sulfur coating. The part is currently obsolete, necessitating identification of active equivalent and substitute components that maintain electrical and mechanical compatibility for ongoing production and repair applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 270 kOhms |
| Tolerance | ±0.1% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thin Film |
| Temperature Coefficient | ±25ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Automotive Rating | AEC-Q200 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RG2012P-274-B-T1 is determined by the following critical parameters:
Mandatory Matching Parameters:
- Resistance value: 270 kOhms
- Package / Case: 0805 (2012 Metric)
- Composition: Thin Film
- Tolerance: ±0.1% (minimum requirement)
- Power Rating: 0.125W minimum
- Automotive Rating: AEC-Q200
- RoHS Compliance: ROHS3 Compliant
Allowable Variations:
- Temperature Coefficient: ±25ppm/°C or better (lower values represent improved stability)
- Operating Temperature Range: -55°C ~ 155°C minimum; extended ranges are acceptable
- Packaging Format: Different packaging formats (Tape & Reel vs. Cut Tape) are interchangeable for component selection
- Manufacturer: Different manufacturers with equivalent specifications are acceptable
Substitute parts are grouped into two categories: direct equivalents (matching all electrical specifications) and upgrades (enhanced specifications such as improved tolerance or temperature coefficient).
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Temp Range (°C) | Package | Status | AEC-Q200 |
|---|---|---|---|---|---|---|---|---|---|
| RG2012P-274-B-T1 | Susumu | 270k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | 0805 | Obsolete | Yes |
| RG2012P-274-B-T5 | Susumu | 270k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | 0805 | Active | Yes |
| RG2012N-274-B-T5 | Susumu | 270k | ±0.1% | 0.125 | ±10 | -55 ~ 155 | 0805 | Active | Yes |
| RG2012N-274-W-T5 | Susumu | 270k | ±0.05% | 0.125 | ±10 | -55 ~ 155 | 0805 | Active | Yes |
| RG2012P-274-W-T5 | Susumu | 270k | ±0.05% | 0.125 | ±25 | -55 ~ 155 | 0805 | Active | Yes |
| ERA-6AEB274V | Panasonic Electronic Components | 270k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | 0805 | Active | Yes |
| RT0805BRD07270KL | YAGEO | 270k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | 0805 | Active | No |
| TNPW0805270KBEEA | Vishay Dale | 270k | ±0.1% | 0.26 | ±25 | -55 ~ 175 | 0805 | Active | Yes |
| TNPW0805270KBEEN | Vishay Dale | 270k | ±0.1% | 0.26 | ±25 | -55 ~ 175 | 0805 | Active | Yes |
Engineering Selection Recommendations
Direct Equivalents (Identical Electrical Specifications):
RG2012P-274-B-T5 (Susumu) is the direct successor to the obsolete RG2012P-274-B-T1, maintaining identical electrical and mechanical specifications while offering active product status. This part is the primary replacement for direct substitution.
ERA-6AEB274V (Panasonic Electronic Components) provides equivalent electrical performance with active status and AEC-Q200 certification. This part is suitable for applications requiring cross-manufacturer qualification.
RT0805BRD07270KL (YAGEO) matches all electrical specifications and maintains active status. Note that this part does not carry explicit AEC-Q200 certification in the provided data, which may be a consideration for automotive-critical applications.
Upgraded Specifications (Enhanced Performance):
RG2012N-274-B-T5 (Susumu) offers improved temperature coefficient (±10ppm/°C versus ±25ppm/°C) while maintaining all other specifications. This upgrade provides enhanced stability across the operating temperature range.
RG2012N-274-W-T5 (Susumu) combines improved temperature coefficient (±10ppm/°C) with tighter tolerance (±0.05% versus ±0.1%), representing the highest precision option within the Susumu RG series.
RG2012P-274-W-T5 (Susumu) provides tighter tolerance (±0.05%) while maintaining the standard temperature coefficient (±25ppm/°C).
TNPW0805270KBEEA and TNPW0805270KBEEN (Vishay Dale) offer higher power rating (0.26W versus 0.125W) and extended operating temperature range (-55°C ~ 175°C versus -55°C ~ 155°C). These parts are suitable for applications requiring additional thermal margin or higher power dissipation capability.
Selection Criteria:
For direct replacement in existing designs, select RG2012P-274-B-T5 or ERA-6AEB274V. For applications requiring improved temperature stability, select RG2012N-274-B-T5 or RG2012N-274-W-T5. For applications requiring higher power dissipation or extended temperature range, select TNPW0805270KBEEA or TNPW0805270KBEEN. All recommended parts maintain ROHS3 compliance and MSL 1 rating.
Frequently Asked Questions (FAQ)
Q: Can RG2012P-274-B-T5 be used as a direct replacement for RG2012P-274-B-T1?
A: Yes. RG2012P-274-B-T5 is the active equivalent of the obsolete RG2012P-274-B-T1, with identical electrical specifications (270 kOhms ±0.1%, 0.125W, ±25ppm/°C) and mechanical package (0805). The primary difference is product status and packaging format availability.
Q: What is the difference between RG2012P and RG2012N series resistors?
A: The RG2012N series offers improved temperature coefficient (±10ppm/°C) compared to the RG2012P series (±25ppm/°C). Both series maintain identical resistance, tolerance, power rating, and package specifications. Selection depends on application requirements for temperature stability.
Q: Are the Susumu RG2012 parts interchangeable with Panasonic ERA-6AEB274V?
A: Yes, for applications where electrical specifications are the primary requirement. Both parts share identical resistance (270 kOhms), tolerance (±0.1%), power rating (0.125W), temperature coefficient (±25ppm/°C), and package (0805). Both carry AEC-Q200 certification. Physical dimensions vary slightly (height: 0.50mm versus 0.60mm), which is within standard PCB assembly tolerances.
Q: Can TNPW0805270KBEEA be used in place of RG2012P-274-B-T1?
A: Yes, with the following considerations: TNPW0805270KBEEA provides higher power rating (0.26W versus 0.125W) and extended operating temperature range (-55°C ~ 175°C versus -55°C ~ 155°C). All other electrical specifications match. The higher power rating and extended temperature range represent performance enhancements suitable for thermally demanding applications.
Q: Does RT0805BRD07270KL meet automotive qualification requirements?
A: RT0805BRD07270KL matches all electrical specifications of the RG2012P-274-B-T1 and maintains active product status. However, the provided data does not explicitly list AEC-Q200 certification for this part. Verification of automotive qualification status with the manufacturer or distributor is necessary for applications requiring explicit AEC-Q200 compliance.
Q: What is the significance of the packaging format difference (Tape & Reel versus Cut Tape)?
A: Packaging format affects supply and handling but does not impact electrical or mechanical performance. Tape & Reel (TR) packaging is standard for high-volume automated assembly. Cut Tape (CT) packaging is suitable for lower-volume or manual assembly operations. Component selection can proceed based on packaging availability and assembly process requirements.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All parts listed in this reference maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with modern manufacturing and environmental standards.
Q: What tolerance options are available for 270 kOhm 0805 thin film resistors?
A: The available tolerance options are ±0.1% (standard) and ±0.05% (enhanced). The ±0.05% tolerance is available in RG2012N-274-W-T5 and RG2012P-274-W-T5. Selection depends on circuit accuracy requirements.
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