Products › Film Resistors › Carbon Film Resistors
Carbon Film Resistors
- Cost-effective, widely applicable
- Good high-frequency performance
- Good impulse resistance
- Resistance: 1Ω to 22MΩ
- Tolerance: ±2%, ±5%, ±10%
Dimensions
| Rated Power | Dimensions (Unit: mm) |
Resistance Range (Ω) |
Maximum Working Voltage |
Maximum Load Voltage |
Insulation Voltage |
||||
|---|---|---|---|---|---|---|---|---|---|
| Standard | Miniature | φD (mm) | L (mm) | H (mm) | φd (mm) | ||||
| 1/6W | 1/4WS | 1.8±0.2 | 3.2±0.5 | 28±2 | 0.40±0.1 | 1–10MΩ | 200V | 400V | 300V |
| 1/4W | 1/2WS | 2.3±0.5 | 6.5±0.5 | 26±2 | 0.45±0.1 | 1–10MΩ | 250V | 500V | 350V |
| 1/2W | 1WS | 3.2±0.6 | 9.0±1.0 | 25±2 | 0.50±0.1 | 1–10MΩ | 350V | 700V | 500V |
| 1W | 2WS | 4.5±1.0 | 11.5±1.5 | 24±3 | 0.60±0.1 | 1–22MΩ | 500V | 1000V | 700V |
| 2W | 3WS | 5.0±1.0 | 15.5±1.5 | 27±3 | 0.65±0.1 | 1–22MΩ | 750V | 1500V | 700V |
| 3W | 5WS | 6.0±1.0 | 17.5±1.5 | 32±3 | 0.70±0.1 | 1–22MΩ | 750V | 1500V | 700V |
| 5W | 7WS | 8.0±1.0 | 24.0±1.5 | 30±3 | 0.75±0.1 | 1–22MΩ | 1000V | 2000V | 1000V |
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Electrical Characteristics
| Test Item | Technical Requirements | Test Conditions |
|---|---|---|
| Operating Temperature Range | -55°C to +125°C | — |
| Insulation Resistance | ≥1GΩ | — |
| Dielectric Withstand Voltage | No burning or insulation breakdown | Apply the AC voltage specified for each rating for 1 minute |
| Temperature Characteristic | -1000 to +400 ppm | Test temperature: room temperature +100°C |
| Short-Time Overload | ±(1% + 0.05Ω) | 2.5 times rated voltage or twice the limiting voltage, whichever is lower, for 5 s |
| Temperature Cycling | ±(1% + 0.05Ω) | -55°C to +125°C; 5 cycles |
| Damp-Heat Load | ±5% | At 40°C and 95% RH, apply rated voltage for 1.5 h ON / 0.5 h OFF, for 1000 h |
| Load Life | ±5% | At 70°C and 95% RH, apply rated voltage for 1.5 h ON / 0.5 h OFF, for 1000 h |
| Solderability | At least 95% coverage | 255°C for 3 s |
| Resistance to Soldering Heat | ±(1% + 0.05Ω) | 350°C for 3 s |
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Test standard: GB/T5729 (JIS5202)
Lead Forming & Packaging
Straight Leads
Standard axial lead configuration
Preformed Leads
Lead forming options for PCB assembly
Tape Packaging
Suitable for automatic insertion
Bulk Packaging
Standard bulk packing option
