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AC220V电源防护方案（一）

? 方案满足IEC61000-4-5、GBT17626.5等浪涌测试标准； ? 在差模防护中，采用钳位器件压敏电阻MOV，响应速度快，降低L与N线之间的浪涌电压； ? 在共模防护中，采用压敏电阻MOV和陶瓷气体放电管GDT串联到PCB地或者设备外壳，阻止压敏电阻MOV的漏电流，满足安规要求； ? 电源方案可通过1.2/50-8/20μS组合波差模、共模6.0KV浪涌测试； PS：在有绝缘等级耐压测试AC1500V要求时，陶瓷气体放电管GDT建议选用DC3500V电压；

Learn More >> 2019-04-30

射频防护方案

? 方案前端选用一颗陶瓷气体放电管GDT，并联与信号线与地线之间，泄放大电流； ? 后端的TVS阵列结电容为1.2pF，不影响数据传输； ? TVS阵列封装为SOD-323，体积小，节约成本；残压低，有效保护射频芯片； ? 方案满足IEC61000-4-5、GBT17626.5等浪涌标准；

2019-04-23

千兆以太网口防护方案

耀世娱乐? 选用GDT在变压器前端做共模（八线）浪涌防护； ? 网络变压器后级用体积小，结电容低的TVS吸收差模能量，该TVS反应时间快，兼顾防护静电功能； ? 符合802.11电气标准； ? 满足IEC61000-4-5、GBT17626.5等浪涌测试标准； ? 满足IEC61000-4-2、GBT17626.2等静电测试标准；

2019-04-23

百兆以太网口防护方案

耀世娱乐? 选用GDT在变压器前端做共模（八线）浪涌防护； ? 网络变压器后级用体积小，结电容低的TVS吸收差模能量，该TVS反应时间快，兼顾防护静电功能； ? 符合802.11电气标准； ? 满足IEC61000-4-5、GBT17626.5等浪涌测试标准； ? 满足IEC61000-4-2、GBT17626.2等静电测试标准；

2019-04-23

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