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RC2012J820CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012J820CS is an 82 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.125W (1/8W) in 0805 (2012 Metric) package format. This component is moisture resistant and operates across the temperature range of -55°C to 155°C. The part is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, indicating suitability for standard industrial and commercial applications. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, power rating, tolerance), mechanical compatibility (package size, dimensions, termination count), and environmental ratings (operating temperature, RoHS compliance, REACH status).
Substiute Parts
Key Parameters
| Parameter | RC2012J820CS |
|---|---|
| Resistance | 82 Ohms |
| Tolerance | ±5% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Terminations | 2 |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
| Packaging Format | Tape & Reel (TR) |
Substitute Part Grouping Explanation
Substitute parts for the RC2012J820CS are classified based on electrical and mechanical parameter compatibility. The primary substitution criteria are:
Core Electrical Parameters:
- Resistance value: 82 Ohms (exact match required)
- Power rating: 0.125W (1/8W) minimum
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C minimum
Mechanical Parameters:
- Package type: 0805 (2012 Metric)
- Termination count: 2
- Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)
Compliance Parameters:
- RoHS3 compliance required
- MSL 1 rating
- REACH Unaffected status
Parts are grouped into three categories:
Upgrade Substitutes – Parts with improved tolerance (±1% vs ±5%) or enhanced features (automotive AEC-Q200 certification, high voltage capability) while maintaining full electrical and mechanical compatibility.
Direct Substitutes – Parts with identical tolerance (±5%) and core specifications, differing only in manufacturer or packaging format.
Similar Parts – Parts with matching resistance and package but different tolerance or feature sets, suitable for applications where tolerance relaxation or enhanced ratings are acceptable.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp Range | Features | RoHS | Packaging |
|---|---|---|---|---|---|---|---|---|---|---|
| RC2012J820CS | Samsung Electro-Mechanics | 82 Ω | ±5% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Moisture Resistant | ROHS3 | Tape & Reel |
| RC2012F820CS | Samsung Electro-Mechanics | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Moisture Resistant | ROHS3 | Cut Tape |
| RC0805JR-0782RL | YAGEO | 82 Ω | ±5% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Moisture Resistant | ROHS3 | Tape & Reel |
| RMCF0805FT82R0 | Stackpole Electronics Inc | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Automotive AEC-Q200 | ROHS3 | Tape & Reel |
| AC0805FR-0782RL | YAGEO | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Automotive AEC-Q200, Moisture Resistant | ROHS3 | Tape & Reel |
| ERJ-6ENF82R0V | Panasonic Electronic Components | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Automotive AEC-Q200 | ROHS3 | Tape & Reel |
| KTR10EZPF82R0 | Rohm Semiconductor | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Automotive AEC-Q200, High Voltage | ROHS3 | Tape & Reel |
| MCR10ERTF82R0 | Rohm Semiconductor | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | None Listed | ROHS3 | Cut Tape & Digi-Reel |
| RC0805FR-0782RL | YAGEO | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Moisture Resistant | ROHS3 | Cut Tape & Digi-Reel |
| AC0805JR-0782RL | YAGEO | 82 Ω | ±5% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Automotive AEC-Q200, Moisture Resistant | ROHS3 | Tape & Reel |
| CRCW080582R0FKEA | Vishay Dale | 82 Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55~155°C | Automotive AEC-Q200 | ROHS3 | Cut Tape & Digi-Reel |
Engineering Selection Recommendations
Direct Electrical Compatibility: All listed substitute parts maintain the 82 Ohm resistance value, 0.125W power rating, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating temperature range. All parts are packaged in 0805 (2012 Metric) format with two terminations and are ROHS3 compliant with MSL 1 rating.
Tolerance Considerations: The RC2012J820CS specifies ±5% tolerance. Upgrade substitutes with ±1% tolerance (RC2012F820CS, RMCF0805FT82R0, AC0805FR-0782RL, ERJ-6ENF82R0V, KTR10EZPF82R0, MCR10ERTF82R0, RC0805FR-0782RL, CRCW080582R0FKEA) provide tighter resistance control and are electrically compatible for direct substitution in applications where improved accuracy is beneficial or required.
Automotive Applications: Parts with AEC-Q200 certification (RMCF0805FT82R0, AC0805FR-0782RL, ERJ-6ENF82R0V, KTR10EZPF82R0, AC0805JR-0782RL, CRCW080582R0FKEA) are suitable for automotive and high-reliability applications. These parts meet automotive qualification standards while maintaining full electrical compatibility.
Packaging Format Selection: The RC2012J820CS is supplied in Tape & Reel format. Substitutes in Cut Tape & Digi-Reel format (RC2012F820CS, MCR10ERTF82R0, RC0805FR-0782RL, CRCW080582R0FKEA) are electrically identical but differ in packaging. Selection depends on procurement and assembly requirements.
Feature-Based Selection: RC0805JR-0782RL (YAGEO) and RC0805FR-0782RL (YAGEO) maintain moisture-resistant properties matching the original part. AC0805FR-0782RL and AC0805JR-0782RL combine moisture resistance with automotive AEC-Q200 certification. KTR10EZPF82R0 adds high-voltage capability for specialized applications.
Product Status: MCR10ERTF82R0 is discontinued at DiGi Electronics; alternative sources should be evaluated if this part is selected. All other parts maintain active product status.
Frequently Asked Questions (FAQ)
Q: Can I substitute RC2012J820CS with a ±1% tolerance part?
A: Yes. All ±1% tolerance substitutes (RC2012F820CS, RMCF0805FT82R0, AC0805FR-0782RL, ERJ-6ENF82R0V, KTR10EZPF82R0, MCR10ERTF82R0, RC0805FR-0782RL, CRCW080582R0FKEA) are electrically compatible. Tighter tolerance improves circuit accuracy without affecting mechanical fit or thermal performance.
Q: Are all substitute parts in the same package size?
A: Yes. All substitute parts use the 0805 (2012 Metric) package with identical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Physical compatibility with PCB footprints is maintained across all substitutes.
Q: What is the difference between Tape & Reel and Cut Tape packaging?
A: Both formats contain identical components. Tape & Reel is supplied on continuous carrier tape for automated assembly. Cut Tape & Digi-Reel is pre-cut into smaller quantities for manual or lower-volume assembly. Electrical and mechanical specifications are identical.
Q: Can I use an AEC-Q200 rated part in a non-automotive application?
A: Yes. AEC-Q200 certification indicates automotive-grade reliability and testing. These parts exceed standard industrial requirements and are fully compatible with non-automotive applications.
Q: What does MSL 1 (Unlimited) mean?
A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts carry MSL 1 rating, eliminating moisture sensitivity concerns.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts are ROHS3 compliant and REACH Unaffected, meeting environmental and regulatory requirements identical to the RC2012J820CS.
Q: Which substitute offers the best overall compatibility?
A: RC0805JR-0782RL (YAGEO) provides direct electrical and mechanical compatibility with ±5% tolerance matching the original part, identical moisture-resistant properties, and high inventory availability (76,402 pcs). For improved tolerance, RC0805FR-0782RL (YAGEO) offers ±1% accuracy with moisture resistance in Cut Tape format.
Q: Can I mix different manufacturers' parts in the same circuit?
A: Yes. All substitute parts meet identical electrical specifications (82 Ohms, ±tolerance, 0.125W, -55°C to 155°C) and mechanical requirements (0805 package, 2 terminations). Mixing manufacturers is acceptable from an engineering standpoint, though procurement and quality control practices should be consistent.
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