【产品】TT Electronics的新型阻燃绕线电阻WHS-UL系列,支持客户快速实现EMC和安全测试目标
TT Electronics是为性能关键型应用提供工程技术的全球供应商,2022年4月13日宣布推出其高浪涌、符合UL认证的新型阻燃绕线电阻——WHS-UL系列。TT的WHS-UL电阻专为浪涌控制应用而开发,可应用于电源、UPS、电能计量和电机驱动等领域,为其提供增强的抗浪涌和脉冲能量耐受能力。
TT Electronics工程总监Brian Stephenson说:“工程师们将发现TT新推出的WHS-UL系列电阻,将会凭借其特殊设计的高能绕组满足一系列浪涌要求——无论是更大的安全裕度还是更小的尺寸要求。同时,我们的产品获得安全机构认可,能够支持客户快速实现其EMC和安全测试目标。”
WHS-UL是一个满足UL1412认证的保险电阻(UL文件编号E234469),满足UL94-V0阻燃等级,在120/240Vrms下提供故障保护熔断。这些电阻有2、3和5W,E24系列阻值范围为10-100欧姆,浪涌能量容量高达30J,峰值为7kV,性能为1.2/50µs。在低至30W的过载故障条件下产品能够确保安全熔断。WHS-UL有多种引线配置可供选择,包括采用SMD封装的ZI形式。
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TT Electronics (TT)电阻器选型指南
目录- Technology and Product Selector Guides Current Sense Resistors High Value/Voltage Resistors Surge/Pulse Resistors High Power Resistors Precision/Fusible Resistors High Reliability Resistors Temperature Sense & Thermal Management Resistors Zero-Ohm Jumper & General Purpose Resistors Colour Code for Band-marked Resistors
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T-1(3mm)
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890nm
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10nA
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Continuous Forward Current(mA)
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LED Peak Wavelength(nm)
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Forward Voltage(V)
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OP123
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品类
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Package
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Forward Voltage(V)
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Forward DC Current(mA)
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Collector-Emitter Breakdown Voltage(V)
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3C91C
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TO-72
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1.2V
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50V
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200%@10mA
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0603
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100MΩ
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可定制B-Flon极细同轴线导体规格:AWG36~48,特性阻抗:50±5Ω,工作温度:-40~90℃,静电容量:105-120PF/m,减衰量:10MHZ:0.5-2.6db/m;100MHZ:1.6-4.2db/m,阻燃UL:VW-1规格。
最小起订量: 50000m 提交需求>
可定制高密度编组屏蔽电缆的材质、工作电压30-300V、工作温度80-90℃、芯对数和截面积、尺寸长度,阻燃对应UL:VW-1规格,电气用品安全法F-mark阻燃规格,对应UL·CSA·NEC·PSE等各种海外规格,符合欧盟RoHS。
最小起订量: 3000m 提交需求>
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