贴片二极管技术参考

                参数文字符号一览表

文字符号
中文
english

if(av)
正向平均电流(整流管)
mean foreard current (of diode)

it(av)
通态平均电流
mean on-state current

vrsm
反向不重复峰值电压
non-reetitive peak reverse voltage

vrrm
反向重复峰值电压
repetitive peak reverse voltage

vdsm
断态不重复峰值电压
non-repetitive peak off-state voltage

vdrm
断态重复峰值电压
repetitive peak off-state voltage

vfm
正向峰值电压(整流管)
peak forward voltage (of diode)

vtm
通态峰值电压
peak on-state voltage

tjm
最高等效结温
maximum virtual junction temperature

f
紧固力
mounting force

irrm
反向重复峰值电流
repetitive peak reverse current

idrm
断态重复峰值电流
repetitive peak of-state current

vgt
门极触发电压
gate trigger voltage

igt
门极触发电流
gate trigger current

rjc
结壳热阻
junction-case thermal resistance

qrr
反向恢复电荷
reverse recovery charge

itm
通态峰值电流
peak on-state current

ifm
正向峰值电流(整流管)
peak forward current (of diode)

itsm
通态浪涌电流
surge on-state current

dv/dt
断态电压临界上升率
critical rate of rise of off-state voltage

di/dt
通态电流临界上升率
critical rate of rise of on-state current

tgt
门极控制开通时间
gate controlled turn-on time

tq
电路换向关断时间
cricuit commutated turn-off time

irms
通态方均根电流
r.m.s. on-state current

(dv/dt)c
换向电压临界上升率(双向晶闸管)
critical rate of rise of commutating voltage(of bi-directional thyristor)

trr
反向恢复时间(二极管的)
reverse recovery time (of diode)

ton
开通时间
turn on time

ts
存储时间
storage time

tf
下降时间
fall time

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发布日期:2019年07月02日  所属分类:参考设计