低动态电阻

静电吸收图像
静电吸收图像

TVS二极管(ESD保护二极管)与信号线、电源线和GND线并联,以便保护后端电路。施加的ESD通过TVS二极管流向GND线。然而,由于TVS二极管有自己的电阻元件(动态电阻),如果这个电阻元件很大,ESD就不容易流动。动态电阻越低,越容易吸收静电放电。

ESD脉冲吸收性能
ESD脉冲吸收性能

与传统的DF2BxM2系列(EAP-II)相比,低电容TVS二极管DF2BxM5系列(EAP-V)・DF2BxM4系列(EAP-IV)降低了动态电阻。这样既提高了静电放电的吸收性能,又降低了箝位电压,从而提高了电子设备的保护性能。

低动态电阻TVS二极管

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