Production | Gold Aluminum Housed Wirewound Resistor 金色铝外壳电阻器 | ||||||
Rated power | 5W-500W | ||||||
Resistance value 阻值 | OR01 ~ 82K | ||||||
Features | 1.Gold Aluminum crust surface with good performance in heat radiation, suitable for cooling plate installation, can be used in the atrocious environment | ||||||
Test item 测试项目 | Test condition 测试条件 | Performance 性能 | |||||
Temperature coefficient | The resistance value at normal temperature and normal temperature added 100°C,calculate per °C resistance value change rate。在常温以及常温+100°C时分别测量阻值并计算每度的阻值变化。 |
±300ppm/°C | |||||
Short time overload | According 10 times rated power to account the voltage or max. overload voltage(get the lower) for 5 seconds.施加10倍额定功率的电压或最高负荷电压（取较小者）5秒。 | R≤ ±(2%R0+0.05Ω) | |||||
Resistance to soldering heat 耐焊接热 | Immerge into the 350±10°C tin stove for 2~3seconds. | R≤ ±(1%R0+0.05Ω) | |||||
Solderability | Immerge into the 245±3°C tin stove for 2~3seconds. | The solderling area is over 95%.焊锡面积覆盖率95%以上。 | |||||
Temperature cycling | At -55°C for 30min,then at +25°C for 10-15min,then at +275°C for 30min,then at +25°C for 10-15min,total 5cycles.在-55°C时放置30分钟，然后在+25°C时放置10~15分钟，然后再在+275°C时放置30分钟，接着在+25°C时放置10~15分钟，共循环5次。 | R≤ ±(1%R0+0.05Ω) | |||||
Load life in humidity | Overload rated voltage or Max. working voltage(get the lower )for 1000 hours(1.5hours on and half hour off)at the 40±2°C and 90~95% relative humidity.在温度为40±2°C，相对湿度为90~95%的恒温恒湿箱中，施加额定电压或最大工作电压（取较小者）共1000小时（通电0.5小时，断电0.5小时） | R≤ ±(5%R0+0.05Ω) | |||||
Load life in heat | Overload rated voltage or Max. working voltage(get the lower )for 1000 hours(1.5hours on and half hour off)at the 70±2°C. 在温度为70±2°C的恒温恒湿箱中，施加额定电压或最大工作电压（取较小者）共1000小时（通电0.5小时，断电0.5小时） | R≤ ±(5%R0+0.05Ω) | |||||
Terminal strength | Pull :10N | R≤ ±(2%R0+0.1Ω) | |||||
Vibration | Frequency频率 :10~55Hz. | R≤ ±(2%+0.1Ω) | |||||
Nonflammability | Respectively load AC voltage by 5,10,15 times rated power for 5 minutes.分别按5、10、16倍功率加交流负荷5分钟。 | No visible flame | |||||
Description 描述 | Power 功率 | Tolerance 精度 | Rang 阻值范围 | ||||
LRX Gold Aluminum Housed Wire-wound Resistors LRX 金色铝壳电阻器 | 5W,10W,25W,30W,50W,75W,100W,150W,200W,300W,500W | ±1% ±5% ±10% | 1R-100K | ||||
Trapezium Aluminum Housed Wire-wound Resistors 梯形铝壳电阻器 | 40W60W 80W 100W120W,150w,200w,300w,400w,500w,600w,800w,1000w | ±1% ±5% ±10% | 1R-100K | ||||
CRX Boat Type Aluminum Housed Wire-wound Resistors CRX 船型铝外壳电阻器 | 50W 100W 150W | ±1% ±5% ±10% | 1R-100K | ||||
