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RC6432F2210CS Equivalent & Substitute Parts Reference
Part Overview
The RC6432F2210CS is a 221 Ohm ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package format. This thick film, moisture-resistant component operates across -55°C to 155°C and maintains ROHS3 compliance with MSL 1 rating. The part is currently in active production status with 655 units available in inventory. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across alternative manufacturers, enabling procurement flexibility and supply chain continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 221 Ohms |
| Tolerance | ±1% |
| 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 RC6432F2210CS are classified based on strict electrical and mechanical parameter alignment:
Direct Substitution Criteria:
- Resistance value: 221 Ohms
- Tolerance: ±1%
- Power rating: 1W
- Package format: 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
Identified Substitute Categories:
Direct Manufacturer Substitute: RC2512FK-07221RL (YAGEO) maintains identical electrical specifications and mechanical dimensions within tolerance, with equivalent packaging in Tape & Reel format.
Similar Manufacturer Substitute: CRCW2512221RFKEG (Vishay Dale) meets all core electrical and mechanical parameters with additional AEC-Q200 automotive qualification, suitable for applications requiring automotive-grade reliability.
Parameter Comparison
| Parameter | RC6432F2210CS (Samsung) | RC2512FK-07221RL (YAGEO) | CRCW2512221RFKEG (Vishay Dale) |
|---|---|---|---|
| Resistance | 221 Ohms | 221 Ohms | 221 Ohms |
| Tolerance | ±1% | ±1% | ±1% |
| Power (Watts) | 1W | 1W | 1W |
| Composition | Thick Film | Thick Film | Thick Film |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Package / Case | 2512 (6432 Metric) | 2512 (6432 Metric) | 2512 (6432 Metric) |
| Size / Dimension (L x W) | 0.248" x 0.126" (6.30mm x 3.20mm) | 0.250" x 0.122" (6.35mm x 3.10mm) | 0.248" x 0.124" (6.30mm x 3.15mm) |
| Height - Seated (Max) | 0.026" (0.66mm) | 0.026" (0.65mm) | 0.028" (0.70mm) |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
RC2512FK-07221RL (YAGEO) is the primary direct substitute for RC6432F2210CS. Both parts share identical electrical specifications, equivalent mechanical dimensions within standard tolerances, and matching compliance certifications. This substitute is suitable for general industrial applications where moisture-resistant thick film resistors are required. Packaging format differs (Tape & Reel vs. standard packaging), which may affect procurement and assembly processes.
CRCW2512221RFKEG (Vishay Dale) serves as an alternative substitute with enhanced qualification. This part maintains all core electrical and mechanical parameters while adding AEC-Q200 automotive-grade certification. The maximum seated height is 0.028" (0.70mm) compared to 0.026" (0.66mm) for the main part, representing a 0.04mm difference within typical PCB assembly tolerances. This substitute is appropriate for applications requiring automotive reliability standards or where additional qualification documentation is necessary.
All three parts maintain ROHS3 compliance, MSL 1 rating, and REACH unaffected status, ensuring regulatory compatibility across industrial and commercial applications.
Frequently Asked Questions (FAQ)
Q: Can RC2512FK-07221RL replace RC6432F2210CS in existing designs?
A: Yes. Both parts share identical resistance (221 Ohms), tolerance (±1%), power rating (1W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Mechanical dimensions are equivalent within standard manufacturing tolerances. The primary difference is packaging format (Tape & Reel vs. standard), which affects procurement and assembly but not electrical performance.
Q: What is the difference between RC2512FK-07221RL and CRCW2512221RFKEG?
A: Both are functional substitutes for RC6432F2210CS with identical electrical specifications. CRCW2512221RFKEG includes AEC-Q200 automotive qualification and has a maximum seated height of 0.028" (0.70mm) versus 0.026" (0.65mm) for RC2512FK-07221RL. Select CRCW2512221RFKEG for automotive applications or when automotive-grade reliability documentation is required.
Q: Are dimensional differences between substitutes significant?
A: Dimensional variations are minimal. Length differences range from 6.30mm to 6.35mm, and width from 3.10mm to 3.15mm. Height variation is 0.65mm to 0.70mm. These differences fall within standard PCB assembly tolerances and do not affect electrical performance or mechanical fit in standard 2512 footprints.
Q: Do all substitute parts meet the same compliance standards?
A: Yes. All three parts are ROHS3 compliant, MSL 1 rated, and REACH unaffected. They share identical regulatory status, ensuring compatibility across industrial and commercial applications.
Q: Which substitute should be selected for new designs?
A: For general applications, RC2512FK-07221RL provides direct electrical and mechanical equivalence. For automotive or mission-critical applications, CRCW2512221RFKEG is recommended due to AEC-Q200 qualification. Both are active production parts with adequate inventory availability.
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