包含了将近100张图表，这些图表能用来根据载流能力和温度限制条件来精确估计导线的宽度，这个Excel工具允许设计者根据不同的叠层结构和设计条件填入不同的数值来计算导线宽度。很简单的在绿色单元格内输入项目的设计参数，然后一个适合这些参数的导线宽度就会神奇的出现在黄色的单元格内。在Excel下方能点击不同的工作表格切换到相关的资料-Contains nearly 100 charts, these charts can be used to current-carrying capacity and temperature limits to accurately estimate the width of the wire, this Excel tool allows the designer to fill a different value depending on the laminated structure and design conditions to calculate the wire width. Very simple in the green cell, enter the project design parameters, and then a suitable wire width of these parameters will magically appear in the yellow cells. Click on different forms in Excel under the order to switch to relevant information