本产品系列100%无铅，且符合RoHS标准，专用于为工作环境温度极高（***高150ºC）的电路提供过电流保护。通用型设计确保了***的高温稳定性和性能可靠性。此外，Littelfuse陶瓷***丝系列通常具备的高i²t值确保了***丝承受强突入电流的能力。功能与特色:工作温度介于-55°C至+150°C之间100%无铅且符合RoHS标准适用于含铅和无铅回流/波峰焊接应用:液晶显示器服务器打印机扫描仪数据调制***ModelAmpereRating(A)AmpCodeMax.VoltageRating(V)InterruptingRatingNominalResistance(Ohms)2NominalMeltingI2t(A2Sec.)3NominalVoltageDrop(V)4NominalPowerDissipation(W)AgencyApprovals0438.250WR0.25.25063VDC50A@63VDC50A@32VDC2.0240.00170.5500.138××0438.375WR0.375.37563VDC1.2470.00410.4880.183××0438.500WR0.5.50063VDC0.8290.01000.4860.243××0438.750WR0.75.75063VDC0.4660.02810.3780.284××0438001WR1001.63VDC0.3100.05930.3510.351××04381.25WR1.251.2563VDC0.2000.05100.3650.456××043801.5WR1.501.563VDC0.1740.09020.3680.552××04381.75WR1.751.7563VDC0.1250.14400.3600.540××0438002.WR2002.3250A@32VDC/12VAC0.0510.14900.1070.214××043802.5WR2.502.5320.03240.19770.0950.238××0438003.WR3003.320.02520.29220.0930.279××043803.5WR3.503.5320.02030.47520.0820.287××0438004.WR4004.320.01690.69200.0790.316××0438005.WR5005.320.01130.73980.0740.370××0438006.WR6006.2450A@24VDC/12VAC0.00871.38380.0720.432××)