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那位有好的解决方案啊？最好有保护电路图和芯片型号。非常感谢~
请参考这篇文档,www.ti.com/.../slla292a.pdf
非常感谢 为什么这些资料我就找不到呢。。
TI也有一些内置保护的器件，比如SN65LBC184,SN65HVD82
www.ti.com/.../sn65LBC184
www.ti.com/.../sn65hvd82
对于RS485保护器件的选择，常见会有差模以及共模过压过流的保护。TI这边的一些防护器件可以考虑TPD2E007等
