元件参数符号说明

Diode

普通二极管 (Diode)

Symbol Parameter V RRM Peak repetitive reverse voltage 反向重复峰值电压

V RWM Working peak reverse voltage 反向工作峰值电压

V R DC blocking voltage 反向直流电压

V R(RMS)RMS reverse voltage 反向电压有效值

I O Average rectified output current 平均整流输出电流

I F(AV)Average forward current 正向平均电流

current 反向电流

I R Reverse

I FSM Non-repetitive peak forward surge current 正向浪涌电流

V(BR)Reverse b reakdown voltage 击穿电压

voltage 正向直流电压V F Forward

capacitance 结电容

C J Junction

dissipation 耗散功率

P D Power

temperature 结温

T j Junction

T stg Storage temperature range 存储温度范围

RθJA Thermal resistance from junction to ambient 结到环境的热阻

Pin二极管 (Pin Diode)

Symbol Parameter V R Continuous reverse voltage 反向直流电压

I F Continuous forward current 正向直流电流

voltage 正向电压

V F Forward

current 反向电流

I R Reverse

capacitance 二极管电容

C d Diode

r d Diode forward resistance 二极管正向电阻

P tot Total power dissipation 总的功率损耗

RθJA Thermal resistance from junction to ambient 结到环境的热阻

temperature 结温

T j Junction

T stg Storage temperature range 存储温度范围

T L Maximum lead solder temperature 最大引脚焊接温度

voltage 静电电压

V ESD ESD

TVS二极管 (TVS Diode)

Symbol Parameter

I PP Peak pulse current 峰值脉冲电流

P PP Peak pulse power 峰值脉冲功率

voltage 箝位电压

V C Clampling

I R Reverse leakage current 反向漏电流

voltage 击穿电压

V(BR) Breakdown

V RWM Working peak reverse voltage 反向工作峰值电压

V F Forward

voltage 正向电压

current 正向电流

I F Forward

current 测试电流

I T Test

C J Junction

capacitance 结电容

temperature 结温

T j Junction

T stg Storage temperature range 存储温度范围

稳压二极管（Zener Diode）

V Z Zener voltage 稳压值

current 工作电流

I ZT Working

I ZK Inflection point current 拐点电流

Z ZT Working

impedance 工作阻抗

Z ZK Inflection point impedance 拐点阻抗

V R Reverse voltage 反向电压

current 反向电流

I R Reverse

voltage 正向电压

V F Forward

current 正向电流

I F Forward

dissipation 功率损耗

P d Power

T j Junction

temperature 结温

T stg Storage temperature range 存储温度范围

RθJA Thermal resistance from junction to ambient 结到环境的热阻

晶闸管(Thyristor)

Symbol Parameter V DRM Peak repetitive off-state voltage 断态重复峰值电压

V RRM Peak repetitive reverse voltage 反向重复峰值电压

current 额定通态电流

I T(RMS) RMS

on-state

I TSM Non-repetitive surge peak on-state current 通态非重复浪涌电流

I GM Forward peak gate current 控制极重复峰值电流

V TM Peak forward on-state voltage 通态峰值电压

I GT Gate trigger current 控制极触发直流电流

V GT Gate trigger voltage 控制极触发电压

current 维持电流

I H Holding

I DRM Peak repetitive off-state current 断态重复峰值电流

I RRM Peak repetitive reverse current 反向重复峰值电流

P G(AV)Average gate power dissipation 控制极平均功率

temperature 结温

T j Junction

T stg Storage temperature range 存储温度范围

78/79系列稳压管(Three Terminal Voltage Regulator)

Symbol Parameter V I Input

voltage 输入电压

voltage 输出电压Vo Output

regulation 负载调整率ΔVo Load

ΔVo Line

regulation 线性调整率

current 静态电流Iq Quiescent

ΔIq Quiescent current change 静态电流变化量

V N Output noise voltage 输出噪声电压

rejection 纹波抑制比RR Ripple

voltage 跌落电压Vd Dropout

Isc Short circuit current 短路电流

current 峰值电流Ipk Peak

T opr Operating junction temperature range 工作结温范围

T stg Storage temperature range 存储温度范围

RθJA Thermal resistance from junction to ambient 结到环境的热阻