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RG2012P-9311-W-T1 Equivalent & Substitute Parts
Part Overview
The RG2012P-9311-W-T1 is a 9.31 kOhms ±0.05% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. Manufactured by Susumu, this component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications in temperature ranges from -55°C to 155°C.
The RG2012P-9311-W-T1 is classified as obsolete. Equivalent and substitute parts are available from Susumu's active product lines, offering improved specifications or alternative packaging configurations while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 9.31 kOhms |
| Tolerance | ±0.05% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thin Film |
| Features | Anti-Sulfur, Automotive AEC-Q200 |
| Operating Temperature Range | -55°C ~ 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RG2012P-9311-W-T1 is determined by the following critical parameters:
Mandatory Compatibility Parameters:
- Resistance value: 9.31 kOhms (exact match required)
- Package / Case: 0805 (2012 Metric)
- Power rating: 0.125W (1/8W)
- Composition: Thin Film
- Automotive AEC-Q200 qualification
- Operating temperature range: -55°C ~ 155°C
- RoHS3 compliance
- MSL rating: 1 (Unlimited)
Variable Parameters Allowing Substitution:
- Tolerance: ±0.05% or tighter (±0.02%)
- Temperature coefficient: ±25ppm/°C, ±10ppm/°C, or ±5ppm/°C
- Packaging format: Bulk or Tape & Reel (TR)
- Manufacturer: Susumu or equivalent qualified manufacturer
Parts meeting all mandatory parameters are classified as direct substitutes or upgrades. Parts with tighter tolerance or lower temperature coefficient specifications are classified as upgrades. Parts from alternative manufacturers with identical electrical and mechanical specifications are classified as similar alternatives.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Package | Status | Packaging Format |
|---|---|---|---|---|---|---|---|---|
| RG2012P-9311-W-T1 | Susumu | 9.31 kOhms | ±0.05% | 0.125 | ±25 | 0805 | Obsolete | Bulk |
| RG2012P-9311-W-T5 | Susumu | 9.31 kOhms | ±0.05% | 0.125 | ±25 | 0805 | Active | Tape & Reel |
| RG2012N-9311-W-T1 | Susumu | 9.31 kOhms | ±0.05% | 0.125 | ±10 | 0805 | Active | Tape & Reel |
| RG2012V-9311-W-T1 | Susumu | 9.31 kOhms | ±0.05% | 0.125 | ±5 | 0805 | Active | Tape & Reel |
| RG2012V-9311-W-T5 | Susumu | 9.31 kOhms | ±0.05% | 0.125 | ±5 | 0805 | Active | Tape & Reel |
| RG2012V-9311-P-T1 | Susumu | 9.31 kOhms | ±0.02% | 0.125 | ±5 | 0805 | Active | Tape & Reel |
| ERA-6AEB9311V | Panasonic Electronic Components | 9.31 kOhms | ±0.1% | 0.125 | ±25 | 0805 | Active | Tape & Reel |
Engineering Selection Recommendations
Direct Substitutes (Identical Electrical Specifications):
RG2012P-9311-W-T5 is a direct substitute with identical electrical characteristics. The primary difference is packaging format: Tape & Reel instead of bulk. This part is active and suitable for production environments requiring automated component handling.
Upgrade Options (Enhanced Specifications):
RG2012N-9311-W-T1 offers improved temperature coefficient (±10ppm/°C versus ±25ppm/°C) while maintaining ±0.05% tolerance. This upgrade reduces temperature-induced resistance drift.
RG2012V-9311-W-T1 and RG2012V-9311-W-T5 provide superior temperature coefficient performance (±5ppm/°C) with ±0.05% tolerance. Both are active products available in Tape & Reel packaging.
RG2012V-9311-P-T1 represents the highest specification upgrade, combining ±0.02% tolerance with ±5ppm/°C temperature coefficient. This part is suitable for precision measurement and calibration applications.
Alternative Manufacturer Option:
ERA-6AEB9311V (Panasonic Electronic Components) provides functional equivalence with identical resistance, power rating, package, and operating temperature range. Tolerance specification is ±0.1%, which is wider than the original part. This alternative is suitable when multi-source qualification is required.
All substitute parts maintain AEC-Q200 automotive qualification, ROHS3 compliance, and MSL 1 rating. Selection should be based on application tolerance requirements, temperature stability needs, and supply chain considerations.
Frequently Asked Questions (FAQ)
Q: Can RG2012P-9311-W-T5 replace RG2012P-9311-W-T1 in existing designs?
A: Yes. RG2012P-9311-W-T5 is electrically and mechanically identical to RG2012P-9311-W-T1. The only difference is packaging format (Tape & Reel versus bulk). Both parts have identical resistance, tolerance, power rating, temperature coefficient, and package dimensions. The substitute is suitable for direct replacement in PCB assembly processes.
Q: What is the difference between RG2012V-9311-W-T1 and RG2012P-9311-W-T1?
A: Both parts share identical resistance (9.31 kOhms), tolerance (±0.05%), power rating (0.125W), and package (0805). The difference is temperature coefficient: RG2012V-9311-W-T1 has ±5ppm/°C while RG2012P-9311-W-T1 has ±25ppm/°C. This means RG2012V-9311-W-T1 exhibits lower resistance drift across the operating temperature range, making it suitable for applications requiring enhanced temperature stability.
Q: Is RG2012V-9311-P-T1 compatible with circuits designed for RG2012P-9311-W-T1?
A: Yes. RG2012V-9311-P-T1 is mechanically and electrically compatible. It maintains the same 9.31 kOhms resistance value, 0.125W power rating, and 0805 package. The tolerance is tighter (±0.02% versus ±0.05%), and temperature coefficient is superior (±5ppm/°C versus ±25ppm/°C). These are improvements that do not compromise compatibility; the part will function correctly in any circuit designed for the original specification.
Q: Can ERA-6AEB9311V be used as a substitute for RG2012P-9311-W-T1?
A: ERA-6AEB9311V is functionally compatible with identical resistance value, power rating, package, and operating temperature range. However, tolerance specification differs: ERA-6AEB9311V has ±0.1% tolerance compared to ±0.05% for RG2012P-9311-W-T1. This wider tolerance may not be acceptable in precision circuits requiring ±0.05% accuracy. Verify circuit tolerance requirements before substitution.
Q: What does the "T1" and "T5" designation mean in Susumu part numbers?
A: The suffix indicates packaging format. "T1" denotes bulk packaging, while "T5" denotes Tape & Reel (TR) packaging. Electrical specifications remain identical between these variants. Selection depends on assembly process requirements: bulk for manual or small-batch assembly, Tape & Reel for automated high-volume production.
Q: Are all substitute parts AEC-Q200 qualified?
A: Yes. All Susumu RG series substitutes (RG2012P-9311-W-T5, RG2012N-9311-W-T1, RG2012V-9311-W-T1, RG2012V-9311-W-T5, RG2012V-9311-P-T1) and the Panasonic ERA-6AEB9311V maintain AEC-Q200 automotive qualification. This ensures reliability for automotive and high-reliability applications.
Q: What is the significance of the anti-sulfur feature?
A: Anti-sulfur coating protects the resistor from sulfur-containing environmental contaminants that can degrade performance. All Susumu RG series parts in this comparison include anti-sulfur treatment. The Panasonic ERA-6AEB9311V does not specify anti-sulfur coating; verify environmental requirements before substitution if sulfur resistance is critical.
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