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RC2012F3401CS 3.4kΩ ±1% 1/8W 0805 Chip Resistor
Part Overview
The RC2012F3401CS is a 3.4 kOhms ±1% thick film chip resistor in 0805 (2012 metric) package manufactured by Samsung Electro-Mechanics. This moisture-resistant resistor operates across -55°C to 155°C and is RoHS3 compliant. Alternative manufacturers offer equivalent parts to support supply chain continuity and design flexibility when the primary part becomes unavailable.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 3.4 kOhms |
| 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 ~ 155°C |
| Moisture Sensitivity Level | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Number of Terminations | 2 |
Substitute Part Grouping Explanation
Substitute parts for the RC2012F3401CS are qualified based on the following critical parameters:
- Resistance value: 3.4 kOhms
- Tolerance: ±1%
- Power rating: 0.125W (1/8W)
- Package / Case: 0805 (2012 Metric)
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C
- Composition: Thick Film
- RoHS3 compliance
All substitute parts listed maintain these core electrical and mechanical specifications, ensuring direct functional equivalence. Variations in physical dimensions (height-seated maximum) and additional certifications (such as AEC-Q200 automotive qualification) are noted but do not prevent substitution within the specified parameters.
Parameter Comparison
| Parameter | RC2012F3401CS (Samsung Electro-Mechanics) | RC0805FR-073K4L (YAGEO) | CRCW08053K40FKEA (Vishay Dale) | CRCW08053K40FKEAHP (Vishay Dale) | ERJ-6ENF3401V (Panasonic) |
|---|---|---|---|---|---|
| Resistance | 3.4 kOhms | 3.4 kOhms | 3.4 kOhms | 3.4 kOhms | 3.4 kOhms |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% |
| Power Rating | 0.125W | 0.125W | 0.125W | 0.5W | 0.125W |
| Package / Case | 0805 | 0805 | 0805 | 0805 | 0805 |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Composition | Thick Film | Thick Film | Thick Film | Thick Film | Thick Film |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Height - Seated (Max) | 0.026" (0.66mm) | 0.024" (0.60mm) | 0.020" (0.50mm) | 0.020" (0.50mm) | 0.028" (0.70mm) |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Cut Tape (CT) & Digi-Reel® |
Engineering Selection Recommendations
All listed substitute parts meet the core electrical and mechanical requirements for the RC2012F3401CS. The following factors distinguish available options:
RC0805FR-073K4L (YAGEO) - Direct functional equivalent with identical power rating and standard thick film composition. All specifications align with the original part.
CRCW08053K40FKEA (Vishay Dale) - Equivalent electrical performance with AEC-Q200 automotive qualification. Slightly reduced maximum height. Suitable for applications requiring automotive-grade reliability.
CRCW08053K40FKEAHP (Vishay Dale) - Identical specifications to CRCW08053K40FKEA but with elevated power rating (0.5W vs. 0.125W) and pulse withstanding capability. AEC-Q200 qualified. Suitable for applications requiring enhanced power dissipation margin or pulse energy tolerance.
ERJ-6ENF3401V (Panasonic) - Equivalent electrical performance with AEC-Q200 automotive qualification. Slightly increased maximum height. Cut Tape packaging option available. Suitable for applications requiring automotive-grade reliability.
Frequently Asked Questions (FAQ)
Can CRCW08053K40FKEAHP (0.5W rated) be used in place of RC2012F3401CS (0.125W rated)? Yes. The CRCW08053K40FKEAHP is a direct substitute with higher power rating capability. A higher power rating does not prevent substitution when the circuit requirement is 0.125W; it provides additional safety margin for power dissipation.
Are there physical fitment concerns between substitute parts? All substitute parts use the 0805 (2012 metric) package. Maximum seated height varies between 0.020" and 0.028", which falls within standard PCB assembly tolerances. No physical fitment issues are expected for standard through-hole or surface-mount assembly processes.
What is the difference between Tape & Reel (TR) and Cut Tape (CT) packaging? Tape & Reel packaging is supplied in continuous tape suitable for high-volume automated assembly. Cut Tape packaging is supplied in shorter tape strips. Both provide identical component specifications and performance. Packaging selection depends on procurement volume and assembly process requirements.
Do the automotive AEC-Q200 qualified parts impose any design restrictions? No. AEC-Q200 qualification indicates automotive-grade reliability testing and enhanced manufacturing controls. Parts with AEC-Q200 certification are backward-compatible with non-automotive applications and present no design restrictions.
What does Moisture Sensitivity Level 1 (MSL 1) mean? MSL 1 indicates unlimited moisture exposure without component degradation. Storage and handling constraints are not required. All listed parts carry MSL 1 rating.
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