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RC2012F331CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F331CS is a 330 Ohm ±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. Equivalent and substitute parts are identified when applications require alternative sourcing due to inventory constraints, supply chain considerations, or specific feature requirements such as automotive qualification or enhanced performance ratings.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 330 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 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Number of Terminations | 2 |
Substitute Part Grouping Explanation
Substitution eligibility is determined by strict equivalence across the following critical parameters:
Mandatory Matching Parameters:
- Resistance Value: 330 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
- Moisture Sensitivity Level: 1 (Unlimited)
- RoHS Status: ROHS3 Compliant
Substitute Classification:
Direct Substitutes maintain all mandatory parameters with identical electrical and mechanical specifications. These parts are pin-compatible and functionally equivalent without design modification.
Similar Substitutes maintain all mandatory parameters but include additional features or certifications (such as Automotive AEC-Q200 qualification or enhanced pulse withstanding capability) that do not compromise compatibility with the original design. These parts are suitable for applications where enhanced specifications provide additional margin or meet specific end-use requirements.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp Range | MSL | RoHS | Features | Packaging Type |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RC2012F331CS | Samsung Electro-Mechanics | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Moisture Resistant | Tape & Reel |
| CR0805-FX-3300ELF | Bourns Inc. | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Moisture Resistant | Tape & Reel |
| CRG0805F330R | TE Connectivity Passive Product | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Standard | Tape & Reel |
| ERJ-6ENF3300V | Panasonic Electronic Components | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Automotive AEC-Q200 | Cut Tape & Digi-Reel |
| KTR10EZPF3300 | Rohm Semiconductor | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Automotive AEC-Q200, High Voltage | Tape & Reel |
| RC0805FR-07330RL | YAGEO | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Moisture Resistant | Cut Tape & Digi-Reel |
| RMCF0805FT330R | Stackpole Electronics Inc | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Automotive AEC-Q200 | Tape & Reel |
| AC0805FR-07330RL | YAGEO | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Automotive AEC-Q200, Moisture Resistant | Tape & Reel |
| CRCW0805330RFKEA | Vishay Dale | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Automotive AEC-Q200 | Tape & Reel |
| CRCW0805330RFKEAC | Vishay Dale | 330Ω | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Standard | Tape & Reel |
| CRCW0805330RFKEAHP | Vishay Dale | 330Ω | ±1% | 0.5 | 0805 | ±100ppm/°C | -55 to 155°C | 1 | ROHS3 | Automotive AEC-Q200, Pulse Withstanding | Tape & Reel |
Engineering Selection Recommendations
Direct Substitutes (Functionally Equivalent):
CR0805-FX-3300ELF (Bourns Inc.), CRG0805F330R (TE Connectivity Passive Product), RC0805FR-07330RL (YAGEO), and CRCW0805330RFKEAC (Vishay Dale) are direct functional equivalents to the RC2012F331CS. All maintain identical electrical specifications, package dimensions, and compliance certifications. Selection among these parts is based on inventory availability and supply chain logistics.
Similar Substitutes with Enhanced Specifications:
ERJ-6ENF3300V (Panasonic), KTR10EZPF3300 (Rohm Semiconductor), RMCF0805FT330R (Stackpole Electronics Inc), AC0805FR-07330RL (YAGEO), and CRCW0805330RFKEA (Vishay Dale) include Automotive AEC-Q200 certification. These parts are suitable for applications requiring automotive-grade reliability and are compatible with the original design without modification.
KTR10EZPF3300 (Rohm Semiconductor) additionally specifies High Voltage capability, providing enhanced performance margin in high-voltage circuit applications while maintaining full compatibility.
Power Rating Consideration:
CRCW0805330RFKEAHP (Vishay Dale) specifies 0.5W (1/2W) power rating with Pulse Withstanding capability. This part is not a direct substitute due to the increased power rating and should only be selected when the application specifically requires enhanced power dissipation capability or pulse withstanding performance.
All substitute parts listed maintain ROHS3 compliance, MSL Level 1 (Unlimited), and operating temperature range of -55°C to 155°C, ensuring regulatory and environmental compatibility with the original specification.
Frequently Asked Questions (FAQ)
Q: Can CR0805-FX-3300ELF replace RC2012F331CS without design modification?
A: Yes. CR0805-FX-3300ELF is a direct substitute with identical resistance value (330Ω), tolerance (±1%), power rating (0.125W), package (0805), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, MSL 1). No design modification is required.
Q: What is the difference between direct substitutes and similar substitutes?
A: Direct substitutes maintain all electrical and mechanical parameters identical to the original part. Similar substitutes maintain all mandatory parameters but include additional features such as Automotive AEC-Q200 certification or enhanced pulse withstanding capability. Similar substitutes are compatible with the original design and provide additional performance margin or certification for specific applications.
Q: Can CRCW0805330RFKEAHP be used as a direct replacement?
A: CRCW0805330RFKEAHP is not a direct substitute. While it maintains the same resistance value, tolerance, package, and temperature range, it specifies 0.5W (1/2W) power rating compared to the original 0.125W (1/8W) specification. This part should only be selected when the application requires increased power dissipation capability.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance status, ensuring regulatory compatibility with the original RC2012F331CS specification.
Q: What does Moisture Sensitivity Level (MSL) 1 mean?
A: MSL 1 indicates Unlimited moisture sensitivity level, meaning the component has no moisture sensitivity restrictions and does not require special handling, storage, or baking procedures prior to soldering.
Q: Can I use an Automotive AEC-Q200 rated part in a non-automotive application?
A: Yes. Automotive AEC-Q200 certification indicates enhanced reliability testing and qualification standards. Parts with this certification are fully compatible with non-automotive applications and provide additional performance margin and reliability assurance.
Q: What is the significance of the 0805 (2012 Metric) package designation?
A: The 0805 package designation refers to surface mount device dimensions of 0.079" L x 0.049" W (2.00mm x 1.25mm). All substitute parts listed maintain this identical package footprint, ensuring mechanical compatibility with PCB layouts designed for the original RC2012F331CS component.
Q: Are there differences in physical height among the substitute parts?
A: Yes. While all parts maintain the same 0805 package footprint, seated heights vary slightly: RC2012F331CS (0.65mm), CR0805-FX-3300ELF (0.60mm), RC0805FR-07330RL (0.60mm), AC0805FR-07330RL (0.60mm), CRCW0805330RFKEA (0.50mm), CRCW0805330RFKEAC (0.60mm), and CRCW0805330RFKEAHP (0.50mm). These variations are within standard 0805 package tolerances and do not affect PCB assembly compatibility.
Q: Which substitute part has the highest inventory availability?
A: RMCF0805FT330R (Stackpole Electronics Inc) has the highest inventory with 531,756 pieces in stock, followed by CRG0805F330R (TE Connectivity) with 78,382 pieces. Inventory levels should be verified with current suppliers for procurement planning.
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