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LDC1614EVM: 外接线圈大小

Part Number: LDC1614EVM
Other Parts Discussed in Thread: LDCCOILEVM

LDC1614EVM在CH2外接了一个外直径是2mm的线圈,线圈板是2层,每层3圈,按TI网站上的线圈设计工具计算可行,线圈接口并 一个10nF电容后接到EVM评估板上,用GUI测试时金属靠近没有任何反应。问题1、线圈尺寸有最小直径的要求吗?2、看TI的天线板上小尺寸的线圈都串了个电感,是用于补充线圈的电感值吗,多大尺寸以下的需要串电感,电感值怎么选取哪?请看到能尽快给个答复哦,不胜感激。