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下载“第Ⅱ章:二极管” (PDF:895KB)
[TVS二极管:参见图2-7(a)]
TVS二极管通常在反向阻断状态下使用。(几乎没有电流流动,只施加电压。)
只有当电压超过一定电压(钳位电压)并施加到TVS二极管时,才会发生击穿(钳位)。
[齐纳二极管:见图 2-7(b)]
齐纳二极管通常用于击穿状态。
假设击穿(齐纳)电流总是在正常状态下流动。