保险丝型金属皮膜电阻器 | &sp; | &sp; | FUSIBLE METAL FILM RISTORS&sp; | &sp; | ||||||
FUSE(1/4W、1/2W、1W、2W) | &sp; | &sp; | FUSE(1/4W、1/2W、1W、2W) | &sp; | &sp; | |||||
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●特性 | &sp; | &sp; | &sp; | &sp; | ●FEATURE | &sp; | &sp; | &sp; | ||
◎熔断之特性,以保护广大电子设备. | ◎THE ACCURATE FUSIBILITY IS APPLICABLE TO SAFETY&sp; | |||||||||
◎小型及轻便易安装于精密轻巧之电路. | &sp; | &sp; CIRCUTITS IN THE WIDE RANGE OF ELERONIC SETS. | ||||||||
◎温度系数低(&plun;200 PPM/℃). | &sp; | ◎ALL IN SIZE,LIGHT IN WEIGHT. | &sp; | |||||||
◎不燃性缘涂装. | &sp; | &sp; | &sp; | ◎LOW TEMPERATURE COEFFICIENT(UNDER &plun;200 PPM/℃ ). | ||||||
&sp; | &sp; | &sp; | &sp; | &sp; | ◎NCOUSTIBIE IN SULATING T. | &sp; | ||||
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●结构图 | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | |
●CONSTURION | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | &sp; | ||
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Bitmap
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a)高热传导瓷心. | &sp; | &sp; | &sp; | a)CERAMIC CORE. | &sp; | &sp; | &sp; | |||
b)过负荷熔断型金属皮膜. | &sp; | &sp; | b)METAL FILM ALLOY. | &sp; | &sp; | |||||
c)压合度良好之高信赖性端帽. | &sp; | c)END CAP AND LEAD. | &sp; | &sp; | ||||||
d)高缘及耐溶剂之难燃环氧树脂涂料. | &sp; | d)INSULATION TING NFLAME. | &sp; | |||||||
e)合 MIL & EIA 规定之标准色码带. | &sp; | e)MARKING(1/4W、1/2W、1W、2W COLOR CODE PER MIL &&sp; | ||||||||
f)镀锡导线. | &sp; | &sp; | &sp; | &sp; EIA STANDARDS. | &sp; | &sp; | &sp; | |||
&sp; | &sp; | &sp; | &sp; | &sp; | f)LEAD WIRE. | &sp; | &sp; | &sp; |
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保险丝电阻的作用是:当电路发生故障或异常时,伴随着电流不断升高,并且升高的电流有可能损坏电路中的某些重要器件或贵重器件,也有可能烧毁电路甚至造成火灾。保险丝保护电子设备不受过电流的伤害,也可避免电子设备因内部故障所引起的严重伤害。因此,每个保险丝上皆有额定规格,当电流过额定规格时保险丝将会熔断。
若电路中正确地安置了保险丝,那么,保险丝就会在电流异常升高到的高度和的时候,自身熔断切断电流,从而起到保护电路运行的作用