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RCS2012F820CS Equivalent & Substitute Parts Reference
Part Overview
The RCS2012F820CS is an 82 Ohm ±1% 0.125W (1/8W) thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is supplied in Tape & Reel (TR) packaging with anti-sulfur and moisture-resistant properties. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility to ensure direct functional replacement in circuit applications.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 82 Ohms |
| Tolerance | ±1% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C to 155°C |
| Size / Dimension | 0.079" L x 0.049" W (2.00mm x 1.25mm) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the RCS2012F820CS are qualified based on the following criteria:
Primary Matching Parameters:
- Resistance value: 82 Ohms
- Tolerance: ±1%
- Package / Case: 0805 (2012 Metric)
- Composition: Thick Film
- Temperature Coefficient: ±100ppm/°C
- Operating Temperature Range: -55°C to 155°C
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
Secondary Considerations:
- Power rating (0.125W standard; higher ratings acceptable for derating applications)
- Packaging format (Tape & Reel or Cut Tape acceptable)
- Manufacturer certifications (AEC-Q200 automotive qualification where applicable)
- Feature set (Anti-sulfur, moisture resistance, pulse withstanding capabilities)
All substitute parts listed maintain identical electrical performance within the specified tolerance and temperature operating range. Physical dimensions remain compatible with 0805 footprint requirements.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp (°C) | Height Max (mm) | Features | AEC-Q200 |
|---|---|---|---|---|---|---|---|---|---|---|
| RCS2012F820CS | Samsung Electro-Mechanics | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.66 | Anti-Sulfur, Moisture Resistant | No |
| RC2012F820CS | Samsung Electro-Mechanics | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.65 | Moisture Resistant | No |
| AC0805FR-0782RL | YAGEO | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.60 | Automotive AEC-Q200, Moisture Resistant | Yes |
| CRCW080582R0FKEA | Vishay Dale | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.50 | Automotive AEC-Q200 | Yes |
| CRCW080582R0FKEAHP | Vishay Dale | 82Ω | ±1% | 0.5 | 0805 | ±100ppm/°C | -55 to 155 | 0.60 | Automotive AEC-Q200, Pulse Withstanding | Yes |
| ERJ-6ENF82R0V | Panasonic Electronic Components | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.70 | Automotive AEC-Q200 | Yes |
| ERJ-UP6F82R0V | Panasonic Electronic Components | 82Ω | ±1% | 0.5 | 0805 | ±100ppm/°C | -55 to 155 | 0.70 | Anti-Sulfur, Automotive AEC-Q200, Pulse Withstanding | Yes |
| RC0805FR-0782RL | YAGEO | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.60 | Moisture Resistant | No |
| RMCF0805FT82R0 | Stackpole Electronics Inc | 82Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155 | 0.65 | Automotive AEC-Q200 | Yes |
Engineering Selection Recommendations
Direct Equivalents (Identical Specifications): RC2012F820CS (Samsung Electro-Mechanics) serves as a direct equivalent with matching electrical and mechanical specifications. The primary difference is packaging format (Cut Tape vs. Tape & Reel) and absence of anti-sulfur feature.
Standard Substitutes (0.125W Rating): AC0805FR-0782RL, ERJ-6ENF82R0V, RC0805FR-0782RL, and RMCF0805FT82R0 are functionally equivalent substitutes. These parts maintain identical resistance, tolerance, power rating, and temperature specifications. Selection among these options depends on packaging availability and AEC-Q200 automotive qualification requirements. Parts with AEC-Q200 certification (AC0805FR-0782RL, ERJ-6ENF82R0V, RMCF0805FT82R0) are suitable for automotive applications.
Higher Power Rating Alternatives (0.5W Rating): CRCW080582R0FKEAHP and ERJ-UP6F82R0V provide increased power dissipation capability (0.5W vs. 0.125W) while maintaining identical resistance and tolerance specifications. These parts are suitable for applications requiring thermal margin or pulse withstanding capability. ERJ-UP6F82R0V additionally provides anti-sulfur protection matching the original RCS2012F820CS feature set.
Compliance Considerations: All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating. Parts designated with AEC-Q200 certification are qualified for automotive applications per industry standards.
Frequently Asked Questions (FAQ)
Q: Can RC2012F820CS replace RCS2012F820CS directly? A: Yes. RC2012F820CS is a direct functional equivalent with identical electrical specifications (82Ω ±1%, 0.125W, 0805 package). The primary difference is packaging format (Cut Tape vs. Tape & Reel). Both parts are manufactured by Samsung Electro-Mechanics and maintain equivalent performance characteristics.
Q: What is the difference between 0.125W and 0.5W rated parts? A: Power rating indicates maximum continuous power dissipation capability. The 0.125W (1/8W) rating of RCS2012F820CS is suitable for standard signal-level applications. The 0.5W (1/2W) alternatives (CRCW080582R0FKEAHP, ERJ-UP6F82R0V) provide increased thermal margin and pulse withstanding capability for higher-stress applications. Both ratings are compatible with 0805 package footprints.
Q: Are AEC-Q200 certified parts required? A: AEC-Q200 certification is required only for automotive applications subject to automotive industry qualification standards. For general industrial and consumer applications, non-certified parts (RC2012F820CS, RC0805FR-0782RL) are acceptable. Certified alternatives (AC0805FR-0782RL, ERJ-6ENF82R0V, RMCF0805FT82R0) provide additional qualification documentation for automotive designs.
Q: Does anti-sulfur protection matter for my application? A: Anti-sulfur protection is specified for RCS2012F820CS and ERJ-UP6F82R0V. This feature provides enhanced corrosion resistance in high-sulfur environments. For standard applications without sulfur exposure, parts without this feature (AC0805FR-0782RL, CRCW080582R0FKEA, RC0805FR-0782RL) are functionally equivalent.
Q: Can I use Cut Tape packaging instead of Tape & Reel? A: Yes. Cut Tape (CT) and Tape & Reel (TR) packaging formats contain identical components with different supply configurations. Selection depends on assembly process requirements and inventory management preferences. Both formats maintain identical electrical and mechanical specifications.
Q: What is the temperature coefficient significance? A: All listed parts maintain ±100ppm/°C temperature coefficient, ensuring consistent resistance value across the -55°C to 155°C operating range. This specification is identical across all substitute parts and does not differentiate selection criteria.
Q: Are all parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance status, meeting environmental and regulatory requirements for lead-free component manufacturing and hazardous substance restrictions.
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