目的该方案为RS484/232 通信端口提供针对6KV雷击浪涌的防护.解决方案产品方案A： 放电管: EZ0-A90XSMD 规格书 放电管: S30A90 规格书 方案B： 多层压敏电阻: CT0805K11G 规格书 方案电路图 *由TDK电子所提供的如上图保护方案，并不构成完整的电路设计。客户还需在其特定应用中验证实际的完整电路的性能。方案优点包含了差模及共模防护.满足ITU Enhanced要求的 6KV 10/700uS 的测试要求.
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