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RG2012P-3740-W-T1 Equivalent & Substitute Parts
Part Overview
The Susumu RG2012P-3740-W-T1 is a 374 Ohms ±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 across extended temperature ranges (-55°C to 155°C).
The RG2012P-3740-W-T1 is classified as obsolete. Equivalent and substitute parts are available from the same manufacturer series with active product status, offering improved specifications or alternative packaging configurations while maintaining core electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 374 Ohms |
| 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 to 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RG2012P-3740-W-T1 is determined by the following core parameters:
Mandatory Compatibility Parameters:
- Resistance value: 374 Ohms
- Package / Case: 0805 (2012 Metric)
- Power rating: 0.125W (1/8W)
- Composition: Thin Film
- Features: Anti-Sulfur, Automotive AEC-Q200
- Operating temperature range: -55°C to 155°C
- RoHS compliance: ROHS3 Compliant
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)
- Product status: Active or Obsolete
All substitute parts listed maintain identical resistance, package, power rating, composition, and automotive qualification. Variations in tolerance and temperature coefficient represent performance upgrades or equivalent specifications. Packaging differences (bulk versus Tape & Reel) do not affect electrical or mechanical compatibility.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Package | Packaging Format | Product Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|
| RG2012P-3740-W-T1 | Susumu | 374 Ω | ±0.05% | 0.125 | ±25 | 0805 | Bulk | Obsolete | 865 |
| RG2012P-3740-W-T5 | Susumu | 374 Ω | ±0.05% | 0.125 | ±25 | 0805 | Tape & Reel | Active | 978 |
| RG2012N-3740-W-T1 | Susumu | 374 Ω | ±0.05% | 0.125 | ±10 | 0805 | Tape & Reel | Active | 980 |
| RG2012V-3740-P-T1 | Susumu | 374 Ω | ±0.02% | 0.125 | ±5 | 0805 | Tape & Reel | Active | 1025 |
| RG2012V-3740-W-T1 | Susumu | 374 Ω | ±0.05% | 0.125 | ±5 | 0805 | Tape & Reel | Active | 684 |
| RG2012V-3740-W-T5 | Susumu | 374 Ω | ±0.05% | 0.125 | ±5 | 0805 | Tape & Reel | Active | 1090 |
Engineering Selection Recommendations
Direct Equivalent (Same Specifications, Different Packaging):
RG2012P-3740-W-T5 is the direct equivalent to RG2012P-3740-W-T1, differing only in packaging format (Tape & Reel versus bulk). This part maintains identical electrical specifications (374 Ohms ±0.05%, ±25ppm/°C temperature coefficient) and holds active product status. Selection of RG2012P-3740-W-T5 is appropriate for applications where Tape & Reel packaging is preferred for automated assembly processes.
Upgraded Specifications (Improved Performance):
RG2012N-3740-W-T1 provides improved temperature stability (±10ppm/°C versus ±25ppm/°C) while maintaining all other electrical and mechanical parameters. This part is active and suitable for applications requiring enhanced thermal performance.
RG2012V-3740-W-T1 and RG2012V-3740-W-T5 offer superior temperature coefficient performance (±5ppm/°C) with identical tolerance and resistance specifications. Both parts are active and available in Tape & Reel packaging. RG2012V-3740-W-T5 provides higher inventory availability (1090 Pcs).
RG2012V-3740-P-T1 represents the highest performance option with ±0.02% tolerance (tighter than the original ±0.05%) and ±5ppm/°C temperature coefficient. This part is active and suitable for precision measurement and calibration applications.
All substitute parts maintain AEC-Q200 automotive qualification, ROHS3 compliance, and identical mechanical dimensions. Selection between substitutes depends on application requirements for temperature stability and tolerance specifications.
Frequently Asked Questions (FAQ)
Q: Can RG2012P-3740-W-T5 be used as a direct replacement for RG2012P-3740-W-T1?
A: Yes. RG2012P-3740-W-T5 is electrically and mechanically identical to RG2012P-3740-W-T1. The only difference is packaging format: RG2012P-3740-W-T5 is supplied in Tape & Reel format while RG2012P-3740-W-T1 is supplied in bulk. Both parts have identical resistance (374 Ohms), tolerance (±0.05%), power rating (0.125W), temperature coefficient (±25ppm/°C), and package dimensions (0805).
Q: What is the difference between the RG2012N and RG2012V series substitutes?
A: The RG2012N series (represented by RG2012N-3740-W-T1) features a temperature coefficient of ±10ppm/°C. The RG2012V series (RG2012V-3740-P-T1, RG2012V-3740-W-T1, RG2012V-3740-W-T5) features a temperature coefficient of ±5ppm/°C, providing superior thermal stability. RG2012V-3740-P-T1 additionally offers tighter tolerance (±0.02% versus ±0.05%). All other electrical and mechanical specifications remain identical across both series.
Q: Are all substitute parts AEC-Q200 qualified?
A: Yes. All substitute parts listed (RG2012P-3740-W-T5, RG2012N-3740-W-T1, RG2012V-3740-P-T1, RG2012V-3740-W-T1, RG2012V-3740-W-T5) maintain automotive AEC-Q200 qualification and anti-sulfur coating, identical to the original RG2012P-3740-W-T1.
Q: What is the significance of the packaging format difference (bulk versus Tape & Reel)?
A: Packaging format affects handling and assembly processes. Bulk packaging (RG2012P-3740-W-T1) is suitable for manual assembly or small-volume applications. Tape & Reel packaging (all substitute parts) is optimized for automated pick-and-place assembly equipment. Electrical and mechanical performance are identical regardless of packaging format.
Q: Which substitute part should be selected for applications requiring maximum temperature stability?
A: RG2012V-3740-P-T1 and RG2012V-3740-W-T1 both provide the lowest temperature coefficient (±5ppm/°C). RG2012V-3740-P-T1 additionally offers the tightest tolerance specification (±0.02%). Selection between these two depends on whether the application requires the enhanced tolerance specification of RG2012V-3740-P-T1.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All substitute parts maintain ROHS3 compliance and are REACH unaffected, identical to the original RG2012P-3740-W-T1.
Q: Can substitute parts with different tolerance specifications be used interchangeably?
A: Substitute parts with tighter tolerance specifications (±0.02% or ±0.05%) are electrically compatible with applications designed for the original ±0.05% tolerance. However, applications requiring specific tolerance bands must use parts matching those specifications. Tighter tolerance parts (RG2012V-3740-P-T1 at ±0.02%) provide enhanced precision but do not degrade performance in applications designed for ±0.05% tolerance.
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