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RC6432J182CS Equivalent & Substitute Parts
Part Overview
The RC6432J182CS is a 1.8 kOhms ±5% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This thick film, moisture-resistant resistor operates across a temperature range of -55°C to 155°C and is ROHS3 compliant. The part is currently active in production with 653 units in stock. Equivalent and substitute parts are identified for applications requiring alternative sourcing, inventory management, or specific performance characteristics within the defined electrical and mechanical parameters.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 1.8 kOhms |
| Tolerance | ±5% |
| Power Rating | 1W |
| Package / Case | 2512 (6432 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 RC6432J182CS are identified based on strict electrical and mechanical compatibility within the following criteria:
Primary Substitution Parameters:
- Resistance value: 1.8 kOhms
- Power rating: 1W
- Package: 2512 (6432 Metric)
- Composition: Thick Film
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C
- Moisture sensitivity level: 1 (Unlimited)
- RoHS compliance: ROHS3 Compliant
Substitute Classification:
Direct Equivalent: RC2512JK-071K8L (YAGEO) meets all primary substitution parameters with identical electrical specifications and tolerance (±5%). Physical dimensions vary minimally within acceptable tolerances for the 2512 package footprint.
Similar Substitute: CRCW25121K80FKEG (Vishay Dale) maintains all primary substitution parameters with enhanced tolerance specification (±1% versus ±5%) and automotive-grade qualification (AEC-Q200). This part provides superior tolerance performance within the same package and thermal specifications.
Parameter Comparison
| Parameter | RC6432J182CS (Samsung) | RC2512JK-071K8L (YAGEO) | CRCW25121K80FKEG (Vishay Dale) |
|---|---|---|---|
| Resistance | 1.8 kOhms | 1.8 kOhms | 1.8 kOhms |
| Tolerance | ±5% | ±5% | ±1% |
| Power Rating | 1W | 1W | 1W |
| Package / Case | 2512 (6432 Metric) | 2512 (6432 Metric) | 2512 (6432 Metric) |
| Composition | Thick Film | Thick Film | Thick Film |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Packaging | Bulk | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active |
| Size / Dimension | 0.248" L x 0.126" W (6.30mm x 3.20mm) | 0.250" L x 0.122" W (6.35mm x 3.10mm) | 0.248" L x 0.124" W (6.30mm x 3.15mm) |
| Height - Seated (Max) | 0.026" (0.66mm) | 0.026" (0.65mm) | 0.028" (0.70mm) |
Engineering Selection Recommendations
RC2512JK-071K8L (YAGEO) is a direct equivalent suitable for one-to-one replacement in applications where the original RC6432J182CS is specified. This part maintains identical electrical performance, tolerance, and thermal characteristics. The YAGEO substitute is available in Tape & Reel packaging, which may provide advantages for high-volume production environments. All compliance certifications (ROHS3, REACH Unaffected) are equivalent to the original part.
CRCW25121K80FKEG (Vishay Dale) is a similar substitute offering enhanced tolerance performance (±1% versus ±5%) within the same package and thermal envelope. This part includes automotive-grade qualification (AEC-Q200), making it suitable for applications requiring higher precision or automotive-sector compliance. The improved tolerance specification provides tighter resistance accuracy without compromising thermal or environmental performance. Selection of this part is appropriate when tolerance requirements exceed the original ±5% specification or when automotive-grade components are mandated by application standards.
Both substitute parts are active products with established supply chains and are fully compliant with current regulatory requirements.
Frequently Asked Questions (FAQ)
Q: Can RC2512JK-071K8L replace RC6432J182CS in existing designs?
A: Yes. RC2512JK-071K8L is a direct equivalent with identical resistance, tolerance, power rating, package, and thermal specifications. Physical dimensions vary within acceptable tolerances for the 2512 package footprint. No design modifications are required.
Q: What is the primary difference between RC2512JK-071K8L and CRCW25121K80FKEG?
A: The primary difference is tolerance specification. RC2512JK-071K8L maintains ±5% tolerance matching the original part. CRCW25121K80FKEG provides ±1% tolerance with automotive-grade qualification (AEC-Q200). Both parts share identical resistance, power rating, package, and operating temperature range.
Q: Are all three parts suitable for the same PCB footprint?
A: Yes. All three parts use the 2512 (6432 Metric) package with compatible land patterns. Physical dimensions vary minimally: length ranges from 6.30mm to 6.35mm, width from 3.10mm to 3.20mm, and height from 0.65mm to 0.70mm. These variations are within standard PCB design tolerances for the 2512 package.
Q: Which substitute part should be selected for moisture-sensitive applications?
A: All three parts carry Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions. Selection between parts should be based on tolerance requirements and compliance certifications rather than moisture performance.
Q: Does CRCW25121K80FKEG require different handling or storage procedures?
A: No. CRCW25121K80FKEG carries identical Moisture Sensitivity Level 1 (Unlimited) and REACH compliance status as the original part. Standard component handling and storage procedures apply to all three parts.
Q: Are substitute parts available in the same packaging format as the original?
A: RC6432J182CS is supplied in bulk packaging. Both substitute parts (RC2512JK-071K8L and CRCW25121K80FKEG) are available in Tape & Reel (TR) format, which is standard for high-volume production. Bulk packaging availability for substitute parts should be confirmed with the respective manufacturers or authorized distributors.
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