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Equivalent & Substitute Parts for RC2012J683CS
Part Overview
The RC2012J683CS is a 68 kOhms ±5% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture-resistant construction and ROHS3 compliance. Substitute parts are identified to provide design flexibility, accommodate supply chain variations, and enable tolerance or feature upgrades while maintaining electrical and mechanical compatibility within the 0805 package footprint.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 68 kOhms |
| Tolerance | ±5% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thick Film |
| Operating Temperature Range | -55°C ~ 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility is determined by strict adherence to the following criteria:
Primary Compatibility Requirements:
- Resistance value: 68 kOhms (exact match required)
- Package / Case: 0805 (2012 Metric) (exact match required)
- Power rating: 0.125W minimum (equal or higher acceptable)
- Composition: Thick Film
- Operating temperature range: -55°C ~ 155°C minimum (equal or wider acceptable)
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
Substitution Categories:
Direct Substitutes (Tolerance ±5%): Parts with identical electrical specifications to RC2012J683CS. These include ERJ-6GEYJ683V (Panasonic) and RC0805JR-0768KL (YAGEO). These components maintain the same tolerance and can be used as one-to-one replacements.
Upgrade Substitutes (Tolerance ±1%): Parts with improved tolerance specification (±1% versus ±5%). These include RC2012F683CS (Samsung), AC0805FR-0768KL (YAGEO), CR0805-FX-6802ELF (Bourns), CRG0805F68K (TE Connectivity), ERJ-6ENF6802V (Panasonic), RC0805FR-0768KL (YAGEO), RMCF0805FT68K0 (Stackpole), and CRCW080568K0FKEA (Vishay Dale). These parts provide tighter tolerance for applications requiring higher precision.
Feature Considerations: Some substitute parts include automotive AEC-Q200 qualification (ERJ-6GEYJ683V, AC0805FR-0768KL, ERJ-6ENF6802V, RMCF0805FT68K0, CRCW080568K0FKEA). This certification is an additional feature and does not restrict substitution for non-automotive applications.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Operating Temp (°C) | Features | AEC-Q200 |
|---|---|---|---|---|---|---|---|---|
| RC2012J683CS | Samsung Electro-Mechanics | 68 kOhms | ±5% | 0.125 | ±100 | -55 ~ 155 | Moisture Resistant | No |
| RC2012F683CS | Samsung Electro-Mechanics | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Moisture Resistant | No |
| ERJ-6GEYJ683V | Panasonic Electronic Components | 68 kOhms | ±5% | 0.125 | ±200 | -55 ~ 155 | Automotive AEC-Q200 | Yes |
| RC0805JR-0768KL | YAGEO | 68 kOhms | ±5% | 0.125 | ±100 | -55 ~ 155 | Moisture Resistant | No |
| AC0805FR-0768KL | YAGEO | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Automotive AEC-Q200, Moisture Resistant | Yes |
| CR0805-FX-6802ELF | Bourns Inc. | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Moisture Resistant | No |
| CRG0805F68K | TE Connectivity Passive Product | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | None specified | No |
| ERJ-6ENF6802V | Panasonic Electronic Components | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Automotive AEC-Q200 | Yes |
| RC0805FR-0768KL | YAGEO | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Moisture Resistant | No |
| RMCF0805FT68K0 | Stackpole Electronics Inc | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Automotive AEC-Q200 | Yes |
| CRCW080568K0FKEA | Vishay Dale | 68 kOhms | ±1% | 0.125 | ±100 | -55 ~ 155 | Automotive AEC-Q200 | Yes |
Engineering Selection Recommendations
For Direct Replacement (Identical Specifications): RC0805JR-0768KL (YAGEO) and ERJ-6GEYJ683V (Panasonic) are direct functional equivalents to RC2012J683CS. Both maintain ±5% tolerance and 0.125W power rating. RC0805JR-0768KL offers significantly higher inventory availability (5,000,400 pcs) compared to the main part (958 pcs). ERJ-6GEYJ683V includes automotive AEC-Q200 qualification and maintains equivalent electrical performance with a wider temperature coefficient specification (±200ppm/°C versus ±100ppm/°C).
For Tolerance Upgrade (±1% Specification): When circuit design requires improved tolerance performance, RC2012F683CS (Samsung), RC0805FR-0768KL (YAGEO), CR0805-FX-6802ELF (Bourns), CRG0805F68K (TE Connectivity), ERJ-6ENF6802V (Panasonic), RMCF0805FT68K0 (Stackpole), and CRCW080568K0FKEA (Vishay Dale) are qualified substitutes. All maintain identical package, power rating, and operating temperature range. Selection among these upgrade options depends on packaging preference (Tape & Reel versus Cut Tape) and feature requirements (AEC-Q200 certification for automotive applications).
For Automotive Applications: AC0805FR-0768KL (YAGEO), ERJ-6ENF6802V (Panasonic), RMCF0805FT68K0 (Stackpole), and CRCW080568K0FKEA (Vishay Dale) include AEC-Q200 automotive qualification. These parts are suitable for automotive circuit designs while maintaining all electrical compatibility with the main part.
Packaging Considerations: RC2012J683CS is supplied in Tape & Reel (TR) packaging. Substitute parts are available in both Tape & Reel and Cut Tape (CT) & Digi-Reel® formats. Selection should align with assembly process requirements and procurement specifications.
Frequently Asked Questions (FAQ)
Q: Can RC0805JR-0768KL replace RC2012J683CS directly without circuit modification?
A: Yes. RC0805JR-0768KL is a direct functional equivalent with identical resistance (68 kOhms), tolerance (±5%), power rating (0.125W), package (0805), and operating temperature range (-55°C ~ 155°C). Both are thick film composition with moisture resistance and ROHS3 compliance. No circuit modification is required.
Q: What is the difference between the main part and the ±1% tolerance upgrade substitutes?
A: The main part RC2012J683CS specifies ±5% tolerance, meaning the actual resistance value can vary within ±5% of the nominal 68 kOhms specification. Upgrade substitutes with ±1% tolerance (such as RC2012F683CS, RC0805FR-0768KL, and others) provide tighter tolerance, with actual resistance values varying within ±1% of nominal. This upgrade is beneficial for precision analog circuits, measurement applications, and designs with tight impedance matching requirements. All other electrical and mechanical parameters remain compatible.
Q: Are AEC-Q200 qualified parts suitable for non-automotive applications?
A: Yes. AEC-Q200 is an automotive qualification standard that indicates the part meets additional reliability and testing requirements for automotive use. Parts with AEC-Q200 qualification (such as ERJ-6GEYJ683V, AC0805FR-0768KL, ERJ-6ENF6802V, RMCF0805FT68K0, and CRCW080568K0FKEA) can be used in non-automotive applications without restriction. The qualification represents an additional feature and does not limit general-purpose use.
Q: What is the significance of temperature coefficient (ppm/°C) in resistor selection?
A: Temperature coefficient indicates how much the resistance value changes per degree Celsius change in operating temperature. The main part RC2012J683CS specifies ±100ppm/°C, meaning the resistance changes by approximately 0.01% per °C. Most substitute parts maintain ±100ppm/°C. ERJ-6GEYJ683V specifies ±200ppm/°C, indicating twice the temperature sensitivity. For applications operating across wide temperature ranges or requiring stable resistance values, lower temperature coefficient is preferable. For general-purpose applications, both specifications are acceptable.
Q: Can I use Cut Tape (CT) & Digi-Reel® packaged parts in place of Tape & Reel (TR) packaged parts?
A: Packaging format affects procurement and assembly processes but does not impact electrical or mechanical compatibility. Cut Tape and Digi-Reel® formats are suitable for manual assembly or pick-and-place equipment with appropriate feeders. Tape & Reel format is standard for automated assembly lines. Selection should align with your manufacturing process capabilities and procurement specifications. Electrically and mechanically, parts in different packaging formats with identical part specifications are fully compatible.
Q: What does ROHS3 compliance mean for this resistor?
A: ROHS3 (Restriction of Hazardous Substances Directive 3) compliance indicates the component does not contain restricted substances including lead, cadmium, mercury, hexavalent chromium, polybrominated biphenyls, or polybrominated diphenyl ethers above specified thresholds. All listed substitute parts maintain ROHS3 compliance, ensuring compatibility with environmental regulations and industry standards for electronic component manufacturing and assembly.
Q: Is Moisture Sensitivity Level (MSL) 1 significant for storage and handling?
A: Moisture Sensitivity Level 1 (Unlimited) indicates the component has unlimited shelf life and does not require special moisture-controlled storage conditions. This is the least restrictive MSL classification. All listed parts maintain MSL 1, meaning they can be stored and handled under standard conditions without special precautions for moisture absorption. This simplifies inventory management and reduces storage costs compared to components with higher MSL ratings.
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