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CF1/4CT26A682J Equivalent & Substitute Parts
Part Overview
The CF1/4CT26A682J is a 6.8 kOhms ±5% 0.25W through-hole axial resistor manufactured by KOA Speer Electronics, Inc. This carbon film resistor features flame-proof and safety characteristics, making it suitable for applications requiring enhanced reliability and thermal stability. The part is currently in active production status with robust inventory availability. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are required for procurement flexibility, design revisions, or supply chain optimization.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 6.8 kOhms |
| Tolerance | ±5% |
| Power Rating | 0.25W (1/4W) |
| Composition | Carbon Film |
| Package Type | Axial Through-Hole |
| Temperature Coefficient | -450/+350 ppm/°C |
| Operating Temperature Range | -55°C to +155°C |
| Physical Dimensions | 0.091" Dia × 0.240" L (2.30mm × 6.10mm) |
| Terminations | 2 (Axial leads) |
| RoHS Status | ROHS3 Compliant |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitute parts for the CF1/4CT26A682J are identified based on strict equivalence of the following critical parameters:
- Resistance value: 6.8 kOhms
- Tolerance: ±5%
- Power rating: 0.25W (1/4W)
- Composition: Carbon Film
- Package configuration: Axial Through-Hole
- Temperature coefficient: -450/+350 ppm/°C
- Operating temperature range: -55°C to +155°C
- Physical dimensions: 0.091" Dia × 0.240" L (2.30mm × 6.10mm)
- Regulatory compliance: ROHS3 Compliant, REACH Unaffected
The CF1/4CT52R682J meets all these criteria and is classified as a parametric equivalent. Both parts share identical electrical performance characteristics and mechanical compatibility, enabling direct substitution in circuit applications.
Parameter Comparison
| Parameter | CF1/4CT26A682J (Main Part) | CF1/4CT52R682J (Substitute) |
|---|---|---|
| Manufacturer | KOA Speer Electronics, Inc. | KOA Speer Electronics, Inc. |
| Resistance Value | 6.8 kOhms | 6.8 kOhms |
| Tolerance | ±5% | ±5% |
| Power Rating | 0.25W (1/4W) | 0.25W (1/4W) |
| Composition | Carbon Film | Carbon Film |
| Package Type | Axial Through-Hole | Axial Through-Hole |
| Temperature Coefficient | -450/+350 ppm/°C | -450/+350 ppm/°C |
| Operating Temperature Range | -55°C to +155°C | -55°C to +155°C |
| Physical Dimensions | 0.091" Dia × 0.240" L (2.30mm × 6.10mm) | 0.091" Dia × 0.240" L (2.30mm × 6.10mm) |
| Terminations | 2 (Axial leads) | 2 (Axial leads) |
| Product Status | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
Both the CF1/4CT26A682J and CF1/4CT52R682J are active production parts manufactured by KOA Speer Electronics, Inc., with full ROHS3 compliance and REACH unaffected status. Selection between these parts should be based on procurement availability and supply chain requirements. The CF1/4CT52R682J currently maintains higher inventory levels (88,031 pcs vs. 3,014 pcs), making it suitable for high-volume applications or extended lead-time mitigation. Both parts satisfy identical electrical and mechanical requirements for axial carbon film resistor applications within the specified temperature and power operating ranges.
Frequently Asked Questions (FAQ)
Q: Can CF1/4CT52R682J be used as a direct replacement for CF1/4CT26A682J?
A: Yes. Both parts are parametric equivalents with identical resistance value (6.8 kOhms), tolerance (±5%), power rating (0.25W), composition (carbon film), package configuration (axial through-hole), and operating specifications. Direct substitution is electrically and mechanically compatible.
Q: What is the difference between these two part numbers?
A: The part numbers reflect different packaging or manufacturing batches from KOA Speer Electronics, Inc. The electrical and mechanical specifications are identical. The primary distinction is inventory availability and potential manufacturing date codes.
Q: Are both parts suitable for high-temperature applications?
A: Yes. Both parts operate across the temperature range of -55°C to +155°C with a temperature coefficient of -450/+350 ppm/°C, meeting standard industrial and commercial temperature requirements.
Q: Do both parts meet regulatory compliance requirements?
A: Yes. Both CF1/4CT26A682J and CF1/4CT52R682J are ROHS3 compliant and REACH unaffected, satisfying current environmental and regulatory standards for electronic component manufacturing and use.
Q: Can these axial resistors be used in PCB applications?
A: Yes. The axial through-hole package with 2 terminations is designed for through-hole PCB mounting. Physical dimensions (0.091" Dia × 0.240" L) are standard for 1/4W carbon film resistors and accommodate conventional PCB hole spacing.
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