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RG2012P-1053-W-T1 Equivalent & Substitute Parts
Part Overview
The RG2012P-1053-W-T1 is a 105 kOhms ±0.05% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. This component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications requiring precision resistance values and tight tolerances. The part is currently classified as obsolete, necessitating identification of equivalent active alternatives that maintain electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 105 kOhms |
| Tolerance | ±0.05% |
| Power Rating | 0.125W (1/8W) |
| Package | 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-1053-W-T1 is determined by strict equivalence across the following critical parameters:
Mandatory Matching Parameters:
- Resistance value: 105 kOhms
- Tolerance: ±0.05%
- Power rating: 0.125W (1/8W)
- Package type: 0805 (2012 Metric)
- Composition: Thin Film
- Features: Anti-Sulfur, Automotive AEC-Q200
- Operating temperature range: -55°C ~ 155°C
- RoHS compliance: ROHS3 Compliant
- Moisture sensitivity level: 1 (Unlimited)
Allowable Variation Parameters:
- Temperature coefficient: Tighter specifications (lower ppm/°C values) are acceptable as upgrades
- Packaging format: Transition from bulk to Tape & Reel (TR) is acceptable for active alternatives
- Product status: Active parts substitute for obsolete parts
The identified substitutes maintain full electrical and mechanical compatibility while offering improved or equivalent performance characteristics.
Parameter Comparison
| Parameter | RG2012P-1053-W-T1 (Main) | RG2012P-1053-W-T5 (Direct) | RG2012N-1053-W-T1 (Upgrade) |
|---|---|---|---|
| Manufacturer | Susumu | Susumu | Susumu |
| Resistance | 105 kOhms | 105 kOhms | 105 kOhms |
| Tolerance | ±0.05% | ±0.05% | ±0.05% |
| Power Rating | 0.125W (1/8W) | 0.125W (1/8W) | 0.125W (1/8W) |
| Package | 0805 (2012 Metric) | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Composition | Thin Film | Thin Film | Thin Film |
| Features | Anti-Sulfur, Automotive AEC-Q200 | Anti-Sulfur, Automotive AEC-Q200 | Anti-Sulfur, Automotive AEC-Q200 |
| Temperature Coefficient | ±25ppm/°C | ±25ppm/°C | ±10ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Packaging Format | Bulk | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Obsolete | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
RG2012P-1053-W-T5 (Direct Substitute)
The RG2012P-1053-W-T5 provides direct electrical and mechanical equivalence to the RG2012P-1053-W-T1. Both parts share identical resistance, tolerance, power rating, and temperature coefficient specifications. The primary distinction is packaging format: RG2012P-1053-W-T5 is supplied in Tape & Reel format versus bulk packaging. This part maintains active product status and full AEC-Q200 automotive qualification. Selection of this substitute is appropriate for applications requiring identical performance characteristics with standard reel packaging.
RG2012N-1053-W-T1 (Upgrade Substitute)
The RG2012N-1053-W-T1 represents an upgraded alternative with improved temperature coefficient performance (±10ppm/°C versus ±25ppm/°C). All other electrical parameters remain equivalent. This part is supplied in Tape & Reel format and maintains active product status with full AEC-Q200 automotive qualification. The tighter temperature coefficient provides enhanced stability across the operating temperature range (-55°C ~ 155°C). Selection of this upgrade is appropriate for applications where improved temperature stability is beneficial or required.
Both substitutes are ROHS3 compliant with MSL 1 rating and maintain full compatibility with the original part's mechanical footprint and electrical performance envelope.
Frequently Asked Questions (FAQ)
Q: Can RG2012P-1053-W-T5 be used as a direct replacement for RG2012P-1053-W-T1?
A: Yes. The RG2012P-1053-W-T5 is electrically and mechanically identical to the RG2012P-1053-W-T1. The only difference is packaging format (Tape & Reel versus bulk). Both parts have identical resistance (105 kOhms), tolerance (±0.05%), power rating (0.125W), temperature coefficient (±25ppm/°C), and AEC-Q200 qualification.
Q: What is the advantage of RG2012N-1053-W-T1 over the direct substitute?
A: The RG2012N-1053-W-T1 offers improved temperature coefficient performance at ±10ppm/°C compared to ±25ppm/°C for both the original part and direct substitute. This provides better resistance stability across temperature variations within the -55°C ~ 155°C operating range. All other electrical and mechanical specifications remain equivalent.
Q: Are both substitutes compatible with the original PCB footprint?
A: Yes. Both RG2012P-1053-W-T5 and RG2012N-1053-W-T1 use the identical 0805 (2012 Metric) package with the same physical dimensions (0.079" L x 0.049" W, 2.00mm x 1.25mm) and height (0.020" maximum seated height). PCB layout and assembly processes require no modification.
Q: What is the difference between bulk and Tape & Reel packaging?
A: Bulk packaging supplies individual components, while Tape & Reel (TR) packaging provides components on continuous tape wound on reels for automated assembly equipment. Tape & Reel format is standard for high-volume production. Both formats contain identical components with identical electrical specifications.
Q: Are both substitutes AEC-Q200 qualified?
A: Yes. Both RG2012P-1053-W-T5 and RG2012N-1053-W-T1 carry AEC-Q200 automotive qualification with anti-sulfur coating, maintaining suitability for automotive and high-reliability applications.
Q: What is the moisture sensitivity level for these parts?
A: All three parts (original and both substitutes) have MSL 1 rating, indicating unlimited shelf life without moisture sensitivity concerns. No special storage or handling precautions are required.
Q: Are these parts RoHS compliant?
A: Yes. All three parts are ROHS3 compliant, meeting current environmental and regulatory requirements for electronic components.
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