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1)wirewound resistor2)high accuracy, high stability
| Thehnical Specifcations | ||||||||
| Type | Power | Range(Ω) | Tolerance | Dimensions(mm) | temperature coefficient (×10-6/°C) | |||
| Dmax | Lmax | D | ||||||
| RX21 | 0.5W | 0.1~150 | ±0.5% ±1% ±2% ±5% ±10% | 3.5 | 10 | 0.6 | 25±3 | ±100 |
| 1W | 0.1~600 | 3.5 | 12.0 | 0.8 | ||||
| 2~3W | 0.1~1.5k | 5.0 | 13.5 | 0.8 | ||||
| 4W | 0.1~5.1K | 7.5 | 23.5 | 0.8 | ||||
| 6W | 0.1~2K | 7.5 | 23.5 | 0.8 | ||||
| 8W | 0.1~36K | 8.5 | 32.5 | 1.0 | ||||
| 10W | 0.1~3.3K | 8.5 | 32.5 | 1.0 | ||||
| 12W | 0.1~3.6K | 8.5 | 47.0 | 1.0 | ||||
| Main inspection iterm,methods&requirements | ||
| Test Item | Specufications | Test Method |
| Solderability | weldability benign good | 235±5°C 2±0.5S |
| Temperature Coefficent(T.C.R) | ±100×10-6/°C | –55/+20 °C 20/+1555 °C |
| Surface Temperatue Rise | ≤210 °C | |
| Vibration | ΔR≤±(1%R+0.05Ω) | 10~500HZ 50m/s2 |
| Bump | ΔR≤±(1%R+0.05Ω) | 40~80times/minute 250m/s2 3times |
| Thermal Cycle | ΔR≤±(2%R+0.05Ω) | –55/+250 °C 3times |
| Constant Samp Heat | ΔR≤±(2%R+0.05Ω) | +40 °C humidity93±3% 48h |
| Long-Term Continuous Load | ΔR≤±(2%R+0.05Ω) | +40 °C VR make-and-break 1000h |
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RX21 Wirewound resistor