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RC2012F680CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F680CS is a 68 Ohms ±1% 0.125W (1/8W) thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with moisture-resistant characteristics and ROHS3 compliance. The part is supplied in Cut Tape (CT) packaging with 814 pieces currently in stock.
Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating, temperature coefficient, operating temperature range) and mechanical compatibility (package type, physical dimensions, termination count). Alternative sources provide equivalent performance for applications where the primary part is unavailable or where specific certifications or enhanced features are required.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 68 Ohms |
| Tolerance | ±1% |
| Power Rating | 0.125W (1/8W) |
| Composition | Thick Film |
| Package / Case | 0805 (2012 Metric) |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Number of Terminations | 2 |
Substitute Part Grouping Explanation
Substitute parts are classified into two categories based on electrical and mechanical compatibility with the RC2012F680CS:
Direct Substitutes (Equivalent Specifications)
Direct substitutes maintain identical electrical parameters: 68 Ohms resistance, ±1% tolerance, 0.125W (1/8W) power rating, ±100ppm/°C temperature coefficient, and -55°C ~ 155°C operating temperature range. All direct substitutes use 0805 (2012 Metric) package with 2 terminations, identical physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm), and ROHS3 compliance. These parts differ only in manufacturer, series designation, packaging format (Cut Tape vs. Tape & Reel), and optional certifications (Automotive AEC-Q200).
Similar Substitutes (Enhanced Specifications)
Similar substitutes maintain core electrical parameters (68 Ohms, ±1% tolerance, ±100ppm/°C temperature coefficient, -55°C ~ 155°C operating temperature) and identical package format (0805 / 2012 Metric) but feature increased power rating (0.5W / 1/2W instead of 0.125W / 1/8W). These parts include additional features such as Automotive AEC-Q200 certification, Pulse Withstanding capability, or Anti-Sulfur treatment. Similar substitutes are suitable for applications requiring higher power dissipation capability within the same physical footprint.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (Watts) | Package | Temp Coeff | Op Temp Range | Features | Packaging Type | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|---|
| RC2012F680CS | Samsung Electro-Mechanics | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Moisture Resistant | Cut Tape (CT) | ROHS3 |
| CR0805-FX-68R0ELF | Bourns Inc. | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Moisture Resistant | Tape & Reel (TR) | ROHS3 |
| ERJ-6ENF68R0V | Panasonic Electronic Components | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200 | Tape & Reel (TR) | ROHS3 |
| KTR10EZPF68R0 | Rohm Semiconductor | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200, High Voltage | Tape & Reel (TR) | ROHS3 |
| RC0805FR-0768RL | YAGEO | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Moisture Resistant | Cut Tape (CT) & Digi-Reel® | ROHS3 |
| RMCF0805FT68R0 | Stackpole Electronics Inc | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200 | Tape & Reel (TR) | ROHS3 |
| AC0805FR-0768RL | YAGEO | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200, Moisture Resistant | Tape & Reel (TR) | ROHS3 |
| CRCW080568R0FKEA | Vishay Dale | 68 Ω | ±1% | 0.125W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200 | Cut Tape (CT) & Digi-Reel® | ROHS3 |
| CRCW080568R0FKEAHP | Vishay Dale | 68 Ω | ±1% | 0.5W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200, Pulse Withstanding | Tape & Reel (TR) | ROHS3 |
| ERJ-UP6F68R0V | Panasonic Electronic Components | 68 Ω | ±1% | 0.5W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Anti-Sulfur, Automotive AEC-Q200, Pulse Withstanding | Tape & Reel (TR) | ROHS3 |
| RCS080568R0FKEA | Vishay Dale | 68 Ω | ±1% | 0.5W | 0805 | ±100ppm/°C | -55°C ~ 155°C | Automotive AEC-Q200, Pulse Withstanding | Tape & Reel (TR) | ROHS3 |
Engineering Selection Recommendations
For Direct Replacement (Equivalent 0.125W / 1/8W Parts)
CR0805-FX-68R0ELF (Bourns Inc.) and RC0805FR-0768RL (YAGEO) provide direct electrical and mechanical equivalence to RC2012F680CS with identical 0.125W power rating and moisture-resistant characteristics. Both maintain ROHS3 compliance and -55°C ~ 155°C operating temperature range. Selection between these options depends on packaging preference (Tape & Reel vs. Cut Tape) and inventory availability.
For Automotive Applications (AEC-Q200 Certified)
ERJ-6ENF68R0V (Panasonic), KTR10EZPF68R0 (Rohm), RMCF0805FT68R0 (Stackpole), AC0805FR-0768RL (YAGEO), and CRCW080568R0FKEA (Vishay Dale) all carry Automotive AEC-Q200 certification while maintaining 0.125W power rating and identical electrical specifications. These parts are suitable for automotive-grade applications requiring formal qualification documentation. KTR10EZPF68R0 includes High Voltage feature designation.
For Enhanced Power Dissipation (0.5W / 1/2W Parts)
CRCW080568R0FKEAHP (Vishay Dale), ERJ-UP6F68R0V (Panasonic), and RCS080568R0FKEA (Vishay Dale) provide 4x power rating increase (0.5W vs. 0.125W) within identical 0805 package footprint. These parts maintain all core electrical parameters and include Automotive AEC-Q200 certification with Pulse Withstanding capability. ERJ-UP6F68R0V adds Anti-Sulfur treatment. Selection of higher power-rated parts is appropriate when circuit design requires increased thermal margin or pulse handling capability.
Frequently Asked Questions (FAQ)
Q: Can CRCW080568R0FKEAHP (0.5W) be used in place of RC2012F680CS (0.125W)?
A: Yes. CRCW080568R0FKEAHP maintains identical resistance (68 Ohms), tolerance (±1%), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and physical package (0805 / 2012 Metric). The increased power rating (0.5W vs. 0.125W) is a superset capability. The part occupies the same PCB footprint and uses identical 2-terminal configuration. Higher power rating does not create incompatibility; it provides additional thermal margin.
Q: What is the difference between Cut Tape (CT) and Tape & Reel (TR) packaging?
A: Cut Tape packaging supplies individual components or small quantities on carrier tape without reel backing, suitable for manual assembly or small production runs. Tape & Reel packaging supplies components on continuous reel format, optimized for automated pick-and-place assembly equipment. Electrical and mechanical specifications are identical; packaging format selection depends on assembly process requirements and order quantity.
Q: Are all listed substitutes ROHS3 compliant?
A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance status, matching the RC2012F680CS specification. All parts are also REACH Unaffected and classified under ECCN EAR99 with identical HTSUS code 8533.21.0030.
Q: What does Automotive AEC-Q200 certification indicate?
A: AEC-Q200 is an automotive industry qualification standard for passive components. Parts carrying this certification have undergone formal reliability testing and qualification procedures required for automotive applications. ERJ-6ENF68R0V, KTR10EZPF68R0, RMCF0805FT68R0, AC0805FR-0768RL, CRCW080568R0FKEA, CRCW080568R0FKEAHP, ERJ-UP6F68R0V, and RCS080568R0FKEA all carry AEC-Q200 certification.
Q: What is the significance of Pulse Withstanding feature?
A: Pulse Withstanding capability indicates the resistor is designed to handle transient overvoltage or overcurrent pulses without degradation. CRCW080568R0FKEAHP, ERJ-UP6F68R0V, and RCS080568R0FKEA include this feature. Selection of pulse-withstanding parts is appropriate for circuits subject to switching transients, inductive load switching, or other pulse events.
Q: Can moisture-resistant parts be substituted for non-moisture-resistant parts?
A: Yes. Moisture-resistant designation indicates enhanced protection against humidity ingress. CR0805-FX-68R0ELF, RC2012F680CS, RC0805FR-0768RL, and AC0805FR-0768RL all carry moisture-resistant characteristics. Substitution with moisture-resistant parts provides equivalent or enhanced performance in standard operating environments.
Q: What does Anti-Sulfur treatment provide?
A: Anti-Sulfur treatment protects resistor terminations against sulfur-containing atmospheric corrosion, common in industrial and marine environments. ERJ-UP6F68R0V includes this feature. Selection of anti-sulfur parts is appropriate for applications in corrosive environments or long-term storage conditions.
Q: Are physical dimensions identical across all substitute parts?
A: All parts maintain identical package designation (0805 / 2012 Metric) with length 0.079" (2.00mm) and width 0.049" (1.25mm). Seated height varies slightly between manufacturers (0.020" to 0.028" / 0.50mm to 0.70mm), which is within standard PCB assembly tolerance and does not affect functional compatibility or PCB layout.
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