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RG1005P-392-C-T10 Equivalent & Substitute Parts
Part Overview
The RG1005P-392-C-T10 is a 3.9 kOhms ±0.25% thin film chip resistor in 0402 (1005 Metric) package rated for 0.063W (1/16W) power dissipation. Manufactured by Susumu, this component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications across -55°C to 155°C operating temperature range. The part is currently obsolete, necessitating identification of functionally equivalent active alternatives that maintain electrical and mechanical compatibility with existing designs.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 3.9 kOhms |
| Tolerance | ±0.25% |
| Power Rating | 0.063W (1/16W) |
| Package | 0402 (1005 Metric) |
| Composition | Thin Film |
| Temperature Coefficient | ±25ppm/°C |
| Operating Temperature Range | -55°C to 155°C |
| Features | Anti-Sulfur, Automotive AEC-Q200 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the RG1005P-392-C-T10 is determined by strict equivalence in the following parameters:
Critical Parameters (Must Match):
- Resistance value: 3.9 kOhms
- Package type: 0402 (1005 Metric)
- Power rating: 0.063W (1/16W)
- Composition: Thin Film
- Operating temperature range: -55°C to 155°C minimum
Compatible Variation Parameters:
- Tolerance: ±0.25% or tighter (±0.1%, ±0.05%)
- Temperature coefficient: ±25ppm/°C or lower (±10ppm/°C)
- Features: Anti-sulfur and/or AEC-Q200 certification acceptable as upgrades
Substitute parts are grouped into two categories:
Upgrade Parts (Susumu Series): RG1005N-392-B-T5, RG1005N-392-W-T1, RG1005P-392-B-T5, and RG1005P-392-W-T5 offer improved tolerance specifications (±0.1% or ±0.05%) while maintaining identical mechanical and thermal characteristics. These parts are active products with superior precision.
Cross-Manufacturer Equivalents: RT0402CRD073K9L (YAGEO), CPF0402B3K9E1 (TE Connectivity), ERA-2AEB392X (Panasonic), MCS04020D3901BE100 (Vishay), and RT0402BRD073K9L (YAGEO) provide direct functional equivalence with matching or improved tolerance specifications across different manufacturers.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Operating Temp (°C) | AEC-Q200 | Product Status |
|---|---|---|---|---|---|---|---|---|
| RG1005P-392-C-T10 | Susumu | 3.9 kΩ | ±0.25% | 0.063 | ±25 | -55 to 155 | Yes | Obsolete |
| RG1005N-392-B-T5 | Susumu | 3.9 kΩ | ±0.1% | 0.063 | ±10 | -55 to 155 | Yes | Active |
| RG1005N-392-W-T1 | Susumu | 3.9 kΩ | ±0.05% | 0.063 | ±10 | -55 to 155 | Yes | Active |
| RG1005P-392-B-T5 | Susumu | 3.9 kΩ | ±0.1% | 0.063 | ±25 | -55 to 155 | Yes | Active |
| RG1005P-392-W-T5 | Susumu | 3.9 kΩ | ±0.05% | 0.063 | ±25 | -55 to 155 | Yes | Active |
| RT0402CRD073K9L | YAGEO | 3.9 kΩ | ±0.25% | 0.063 | ±25 | -55 to 155 | No | Active |
| CPF0402B3K9E1 | TE Connectivity | 3.9 kΩ | ±0.1% | 0.063 | ±25 | -55 to 155 | No | Active |
| ERA-2AEB392X | Panasonic | 3.9 kΩ | ±0.1% | 0.063 | ±25 | -55 to 155 | Yes | Active |
| MCS04020D3901BE100 | Vishay | 3.9 kΩ | ±0.1% | 0.063 | ±25 | -55 to 125 | No | Active |
| RT0402BRD073K9L | YAGEO | 3.9 kΩ | ±0.1% | 0.063 | ±25 | -55 to 155 | No | Active |
Engineering Selection Recommendations
For Automotive AEC-Q200 Applications: Select RG1005N-392-B-T5, RG1005N-392-W-T1, RG1005P-392-B-T5, RG1005P-392-W-T5 (Susumu series) or ERA-2AEB392X (Panasonic). These parts maintain AEC-Q200 automotive qualification equivalent to the original RG1005P-392-C-T10. All are active products with established supply chains.
For Tolerance-Critical Designs: RG1005N-392-W-T1 (±0.05% tolerance, ±10ppm/°C) and RG1005P-392-W-T5 (±0.05% tolerance, ±25ppm/°C) provide superior precision specifications. RG1005N-392-B-T5 and ERA-2AEB392X offer ±0.1% tolerance with lower temperature coefficient (±10ppm/°C for RG1005N-392-B-T5).
For General-Purpose Substitution: RT0402BRD073K9L (YAGEO) and CPF0402B3K9E1 (TE Connectivity) provide direct electrical equivalence with ±0.1% tolerance and active product status. RT0402CRD073K9L matches the original ±0.25% tolerance specification.
Temperature Range Consideration: MCS04020D3901BE100 (Vishay) operates to 125°C maximum, which is 30°C below the original specification. This part is suitable only for applications not requiring the full -55°C to 155°C range.
Supply and Availability: RG1005P-392-B-T5 (Susumu) shows highest inventory (23,801 pcs), followed by RT0402BRD073K9L (YAGEO, 29,378 pcs) and ERA-2AEB392X (Panasonic, 10,109 pcs), ensuring long-term availability for production requirements.
Frequently Asked Questions (FAQ)
Q: Can RG1005P-392-C-T10 be directly replaced with any of the listed substitutes?
A: Yes. All listed substitute parts maintain the critical parameters: 3.9 kOhms resistance, 0402 package, 0.063W power rating, thin film composition, and -55°C to 155°C operating range. Mechanical and electrical compatibility is assured for direct PCB substitution.
Q: What is the difference between Susumu RG1005N and RG1005P series?
A: The RG1005N series features lower temperature coefficient (±10ppm/°C) compared to RG1005P (±25ppm/°C). Both series are AEC-Q200 qualified. Selection depends on thermal stability requirements in the application.
Q: Does tolerance improvement affect circuit performance?
A: Tighter tolerance specifications (±0.1% or ±0.05%) reduce resistor value variation across production batches and temperature extremes. This improves circuit accuracy in precision applications. Standard ±0.25% tolerance is adequate for general-purpose circuits.
Q: Are cross-manufacturer parts (YAGEO, TE Connectivity, Panasonic, Vishay) suitable for automotive applications?
A: RT0402CRD073K9L and RT0402BRD073K9L (YAGEO) and ERA-2AEB392X (Panasonic) are suitable for automotive use. ERA-2AEB392X carries AEC-Q200 certification. CPF0402B3K9E1 (TE Connectivity) and MCS04020D3901BE100 (Vishay) lack AEC-Q200 rating and are suitable for industrial/commercial applications only.
Q: What is the significance of anti-sulfur coating?
A: Anti-sulfur coating protects resistor terminations from corrosion in high-sulfur environments. The original RG1005P-392-C-T10 and most Susumu alternatives include this feature. Cross-manufacturer parts vary in this specification; verify requirements for specific operating environments.
Q: Can MCS04020D3901BE100 be used as a direct replacement?
A: MCS04020D3901BE100 is electrically compatible but operates only to 125°C maximum, compared to the original 155°C specification. Use only in applications where maximum operating temperature does not exceed 125°C.
Q: What packaging format should be specified for production?
A: All substitute parts are available in Tape & Reel (TR) packaging, standard for automated assembly. The original RG1005P-392-C-T10 packaging format is not specified in available data; TR format is the industry standard for 0402 components.
Q: Is RoHS3 compliance maintained across all substitutes?
A: Yes. All listed substitute parts are ROHS3 compliant with Moisture Sensitivity Level 1 (unlimited shelf life). REACH status is unaffected for all parts.
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