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RC2012F9092CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F9092CS is a 90.9 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format with 0.125W power rating. This component is classified as Active product status with moisture-resistant construction and ROHS3 compliance. Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design requirements necessitate alternative sourcing from qualified manufacturers while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value | Specification |
|---|---|---|
| Resistance | 90.9 kOhms | Exact value required for circuit function |
| Tolerance | ±1% | Acceptable tolerance band |
| Power Rating | 0.125W (1/8W) | Thermal dissipation capability |
| Package / Case | 0805 (2012 Metric) | Physical footprint and mounting compatibility |
| Composition | Thick Film | Construction technology |
| Temperature Coefficient | ±100ppm/°C | Resistance stability over temperature range |
| Operating Temperature | -55°C ~ 155°C | Functional temperature range |
| RoHS Status | ROHS3 Compliant | Environmental and regulatory compliance |
| Moisture Sensitivity Level | MSL 1 (Unlimited) | Moisture handling and storage requirements |
Substitute Part Grouping Explanation
Substitution eligibility is determined by strict adherence to the following parameters:
Primary Substitution Criteria (Must Match Exactly):
- Resistance value: 90.9 kOhms
- Tolerance: ±1%
- Package / Case: 0805 (2012 Metric)
- Power Rating: 0.125W (1/8W)
- Composition: Thick Film
- Temperature Coefficient: ±100ppm/°C
- Operating Temperature Range: -55°C ~ 155°C
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: MSL 1 (Unlimited)
Direct Substitutes (All Parameters Match): Parts meeting all primary criteria are classified as direct substitutes and are electrically and mechanically interchangeable without circuit redesign.
Similar Substitutes (Deviations in Non-Critical Parameters): Parts with variations in power rating (0.5W instead of 0.125W) or tolerance composition (thin film vs. thick film) are classified as similar substitutes. These parts maintain the same resistance value, package, and operating temperature range but differ in specific performance characteristics. Selection requires engineering evaluation of circuit requirements.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Composition | Temp Coeff (ppm/°C) | Op Temp (°C) | Features | Height Max (mm) |
|---|---|---|---|---|---|---|---|---|---|---|
| RC2012F9092CS | Samsung Electro-Mechanics | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Moisture Resistant | 0.65 |
| CR0805-FX-9092ELF | Bourns Inc. | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Moisture Resistant | 0.60 |
| ERJ-6ENF9092V | Panasonic Electronic Components | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Automotive AEC-Q200 | 0.70 |
| KTR10EZPF9092 | Rohm Semiconductor | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Automotive AEC-Q200, High Voltage | 0.65 |
| RC0805FR-0790K9L | YAGEO | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Moisture Resistant | 0.60 |
| RMCF0805FT90K9 | Stackpole Electronics Inc | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Automotive AEC-Q200 | 0.65 |
| CRCW080590K9FKEA | Vishay Dale | 90.9k | ±1% | 0.125 | 0805 | Thick Film | ±100 | -55 ~ 155 | Automotive AEC-Q200 | 0.50 |
| CRCW080590K9FKEAHP | Vishay Dale | 90.9k | ±1% | 0.5 | 0805 | Thick Film | ±100 | -55 ~ 155 | Automotive AEC-Q200, Pulse Withstanding | 0.50 |
| RCS080590K9FKEA | Vishay Dale | 90.9k | ±1% | 0.5 | 0805 | Thick Film | ±100 | -55 ~ 155 | Automotive AEC-Q200, Pulse Withstanding | 0.50 |
| RG2012P-9092-B-T5 | Susumu | 90.9k | ±0.1% | 0.125 | 0805 | Thin Film | ±25 | -55 ~ 155 | Anti-Sulfur, Automotive AEC-Q200 | 0.50 |
Engineering Selection Recommendations
Direct Substitutes (Fully Compatible):
CR0805-FX-9092ELF (Bourns Inc.), RC0805FR-0790K9L (YAGEO), and CRCW080590K9FKEA (Vishay Dale) are direct substitutes meeting all electrical and mechanical parameters of the RC2012F9092CS. These parts maintain identical resistance, tolerance, power rating, package dimensions, and operating temperature specifications. All are ROHS3 compliant with MSL 1 rating. Selection among these options is based on inventory availability and supply chain considerations.
Automotive-Qualified Substitutes:
ERJ-6ENF9092V (Panasonic), KTR10EZPF9092 (Rohm Semiconductor), and RMCF0805FT90K9 (Stackpole Electronics Inc) are direct electrical and mechanical equivalents with additional Automotive AEC-Q200 qualification. These parts are suitable for applications requiring automotive-grade reliability and traceability. KTR10EZPF9092 includes high voltage capability as an additional feature.
Higher Power Rating Alternatives:
CRCW080590K9FKEAHP (Vishay Dale) and RCS080590K9FKEA (Vishay Dale) provide 0.5W power rating in the same 0805 package with identical resistance and tolerance specifications. These parts are suitable for circuits requiring increased thermal dissipation capability while maintaining the same footprint. Both include Automotive AEC-Q200 qualification and pulse withstanding capability.
Precision Thin Film Alternative:
RG2012P-9092-B-T5 (Susumu) offers ±0.1% tolerance and ±25ppm/°C temperature coefficient using thin film construction. This part is suitable for precision analog circuits requiring tighter tolerance and improved temperature stability. Automotive AEC-Q200 qualification and anti-sulfur construction are included. Selection requires confirmation that thin film composition meets circuit requirements.
Frequently Asked Questions (FAQ)
Q: Can CR0805-FX-9092ELF replace RC2012F9092CS without circuit modification?
A: Yes. CR0805-FX-9092ELF is a direct substitute with identical electrical specifications (90.9 kOhms ±1%, 0.125W), package (0805), composition (thick film), and operating temperature range (-55°C ~ 155°C). Physical dimensions and height are within acceptable tolerance for PCB assembly compatibility.
Q: What is the difference between direct substitutes and similar substitutes?
A: Direct substitutes match all electrical and mechanical parameters of the RC2012F9092CS. Similar substitutes deviate in specific parameters such as power rating (0.5W vs. 0.125W) or film composition (thin film vs. thick film) while maintaining the same resistance value and package. Similar substitutes require engineering evaluation to confirm circuit compatibility.
Q: Are automotive-qualified parts (AEC-Q200) interchangeable with non-automotive parts?
A: Automotive-qualified parts such as ERJ-6ENF9092V and RMCF0805FT90K9 are electrically and mechanically interchangeable with non-automotive equivalents. AEC-Q200 qualification indicates additional reliability testing and traceability requirements. Selection depends on application requirements and quality assurance standards.
Q: Can CRCW080590K9FKEAHP (0.5W) be used in place of RC2012F9092CS (0.125W)?
A: CRCW080590K9FKEAHP is electrically compatible but has higher power dissipation capability. Use is permitted only if circuit design accommodates the higher power rating and physical dimensions remain compatible with PCB layout. Verify that the increased thermal capability does not introduce unintended circuit behavior.
Q: What does MSL 1 (Unlimited) moisture sensitivity level mean?
A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed substitutes maintain MSL 1 rating, ensuring consistent moisture handling requirements across equivalent parts.
Q: Why does RG2012P-9092-B-T5 have different temperature coefficient (±25ppm/°C vs. ±100ppm/°C)?
A: RG2012P-9092-B-T5 uses thin film construction technology, which provides superior temperature stability compared to thick film construction. The ±25ppm/°C coefficient indicates lower resistance drift over the -55°C ~ 155°C operating range. This part is suitable for precision applications requiring tighter tolerance and improved temperature performance.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts maintain ROHS3 compliance status, ensuring compatibility with environmental and regulatory requirements equivalent to the RC2012F9092CS.
Q: What is the significance of height differences (0.50mm to 0.70mm) among substitute parts?
A: Height variation reflects manufacturing tolerances and construction methods. All listed parts maintain maximum seated height within acceptable PCB assembly clearance limits for 0805 package format. Verify specific PCB design clearance requirements if height-constrained applications are present.
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