0435004.KRHF LITTELFUSE Electric Fuse, Very Fast Blow, 4A, 32VDC, 35A (IR), Surface Mount, NANO, HALOGEN FREE AND ROHS COMPLIANT 获取价格 0435005. LITTELFUSE 435系列为表面贴装快熔型 薄膜保险丝。超小体积(0402尺寸)使它们成为 是为用于空间受限应用中的电路提供次级保护 的理想选择,例如手持式的...
HTS代码: 8533.40.80.70 风险等级: 5.61 Is Samacsys: N 安装特点: THROUGH HOLE MOUNT 端子数量: 2 电阻器类型: PTC RESETTABLE FUSE 子类别: Non-linear Resistors 表面贴装: NO 端子位置: RADIAL 热敏电阻器应用: OVERLOAD PROTECTION Base Number Matches: 1 HVR...
applications to ensure proper component selection. Under normal conditions, PPTCs act as a low value resistor – dissipating little power and barely warm. Under fault conditions, they heat up due to I2R (Ohmic heating; >100oC) and their resistance increases 1000X ...
Figure 9. A PTC (or PPTC) de-rating chart Key Considerations in Selecting a PPTC 1. Determine the circuit’s operating parameters: 0.01 0.001 ● Application temperature ● Hold current requirement 1 10 100 1000 2. Select the PPTC device that will accommodate the ...