Diode 普通二极管 (Diode) Symbol Parameter VRRM Peak repetitive reverse voltage 反向重复峰值电压 VRWM Working peak reverse voltage 反向工作峰值电压 VR DC blocking voltage 反向直流电压 VR(RMS) RMS reverse voltage 反向电压有效值 Average rectified output current 平均整流输出电流 Average forward current 正向平均电流 Reverse current 反向电流 IFSM Non-repetitive peak forward surge current 正向浪涌电流 V(BR) Reverse breakdown voltage 击穿电压 VF Forward voltage 正向直流电压 CJ Junction capacitance 结电容 PD Power dissipation 耗散功率 Tj Junction temperature 结温 Tstg Storage temperature range 存储温度范围 RθJA Thermal resistance from junction to ambient 结到环境的热阻 IO IF(AV) IR Pin 二极管 (Pin Diode) Symbol Parameter VR Continuous reverse voltage 反向直流电压 IF Continuous forward current 正向直流电流 VF Forward voltage 正向电压 IR Reverse current 反向电流 Cd Diode capacitance 二极管电容 rd Diode forward resistance 二极管正向电阻 Ptot Total power dissipation 总的功率损耗 RθJA Thermal resistance from junction to ambient 结到环境的热阻 Junction temperature 结温 Tstg Storage temperature range 存储温度范围 TL Maximum lead solder temperature 最大引脚焊接温度 ESD voltage 静电电压 Tj VESD TVS 二极管 (TVS Diode) Symbol Parameter IPP Peak pulse current 峰值脉冲电流 PPP Peak pulse power 峰值脉冲功率 VC Clampling voltage 箝位电压 IR Reverse leakage current 反向漏电流 V(BR) Breakdown voltage 击穿电压 VRWM Working peak reverse voltage 反向工作峰值电压 VF Forward voltage 正向电压 IF Forward current 正向电流 IT Test current 测试电流 CJ Junction capacitance 结电容 Tj Junction temperature 结温 Storage temperature range 存储温度范围 Tstg 稳压二极管（Zener Diode） VZ Zener voltage 稳压值 IZT Working current 工作电流 IZK Inflection point current 拐点电流 ZZT Working impedance 工作阻抗 ZZK Inflection point impedance 拐点阻抗 VR Reverse voltage 反向电压 IR Reverse current 反向电流 VF Forward voltage 正向电压 IF Forward current 正向电流 Pd Power dissipation 功率损耗 Tj Junction temperature 结温 Tstg 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 VDRM Peak repetitive off-state voltage 断态重复峰值电压 VRRM Peak repetitive reverse voltage 反向重复峰值电压 IT(RMS) RMS on-state current 额定通态电流 ITSM Non-repetitive surge peak on-state current 通态非重复浪涌电流 IGM Forward peak gate current 控制极重复峰值电流 VTM Peak forward on-state voltage 通态峰值电压 IGT Gate trigger current 控制极触发直流电流 VGT Gate trigger voltage 控制极触发电压 Holding current 维持电流 IDRM Peak repetitive off-state current 断态重复峰值电流 IRRM Peak repetitive reverse current 反向重复峰值电流 PG(AV) Average gate power dissipation 控制极平均功率 Junction temperature 结温 Storage temperature range 存储温度范围 IH Tj Tstg 78/79 系列稳压管 (Three Terminal Voltage Regulator) Symbol Parameter VI Input voltage 输入电压 Vo Output voltage 输出电压 ΔVo Load regulation 负载调整率 ΔVo Line regulation 线性调整率 Quiescent current 静态电流 ΔIq Quiescent current change 静态电流变化量 VN Output noise voltage 输出噪声电压 RR Ripple rejection 纹波抑制比 Vd Dropout voltage 跌落电压 Isc Short circuit current 短路电流 Ipk Peak current 峰值电流 Topr Operating junction temperature range 工作结温范围 Tstg Storage temperature range 存储温度范围 RθJA Thermal resistance from junction to ambient 结到环境的热阻 Iq 431 系列稳压管 (Adjustable Shunt Regulator) Symbol VKA Parameter Cathode voltage 阴极电压 IK Cathode current range(continous) 阴极电流 Iref Reference input current range,continous 基准输入电流 PD Power dissipation 耗散功率 RθJA Thermal resistance from junction to ambient 结到环境的热阻 Topr Operating junction temperature range 工作结温范围 Tstg Storage temperature range 存储温度范围 Vref Reference input voltage 基准输入电压 Deviation of reference input voltage over full 全温度范围内基准输入电 temperature range 压的偏差 Ratio of change in reference input voltage to the change 基准输入电压变化量与阴 in cathode voltage 极电压变化量的比 Deviation of reference input current over full 全温度范围内基准输入电 temperature range 流的偏差 Imin Minimum cathode current for regulation 稳压时最小负极电流 Ioff Off-state cathode current 关断状态阴极电流 Dynamic impedance 动态阻抗 ΔVref(dev) ΔVref/ΔVKA ΔIref(dev) |ZKA| 1117 系列稳压管 (Low Dropout Linear Regulator) Symbol Parameter VIN Input voltage 输入电压 IO Output current 输出电流 TJ Junction temperature 结温 Tstg Storage temperature range 存储温度范围 VESD ESD voltage 静电电压 TOPR Operating junction temperature 工作结温范围 Vref Reference voltage 基准输出电压值 VO Output voltage 输出电压 LNR Line regulation 线性调整率 LDR Load regulation 负载调整率 VD Dropout voltage 跌落电压 Ilimit Current limit 维持电压调整的最小负载电流 Iadj Adjust pin current 调整端电流 IO(min) Minimum load Current 最小负载电流 Iq Quiescent current 静态电流 RR Ripple rejection 纹波抑制比 Temperature stability 温度稳定性 Long-term stability 长期稳定性 RMS output noise (% of VOUT) RMS 输出噪声 Thermal resistance, junction to case 热阻 Thermal shutdown 热关断 Thermal shutdown hysteresis 热关断延迟 Thermal resistance from junction to ambient 结到环境的热阻 RθJA 317 系列稳压管 (Three-terminal Positive Voltage Regulator) Symbol VI-VO Parameter Input-output voltage differential 输入输出电压差 TL Maximum lead solder temperature 最大引脚焊接温度 PD Power dissipation 耗散功率 TJ Junction temperature 结温 Topr Operating junction temperature 工作结温 Tstg Storage temperature 存储温度 VO Reference voltage 基准输出电压 LNR Line regulation 线性调整率 LDR Load regulation 负载调整率 IADJ Adjustable pin current 调整端电流 △IADJ Adjustable pin current change 调整端电流变化量 IL(min) Minimum load current to maintain regulation 维持电压调整的最小负载电流 IO(max) Maximum output current 最大输出电流 Ripple rejection 纹波抑制比 RR 普通晶体管 (Transistor) Symbol Parameter VCBO Collector-base voltage 发射极开路,集电极-基极电压 VCEO Collector-emitter voltage 基极开路,集电极-发射极电压 VEBO Emitter-base voltage 集电极开路,发射极-基极电压 IC Collector current 集电极电流 PC Collector power dissipation 集电极耗散功率 TJ Junction temperature 结温 Tstg Storage temperature range 存储温度范围 V(BR)CBO Collector-base breakdown voltage 发射极开路,集电极-基极反向电压 V(BR)CEO Collector-emitter breakdown voltage 基极开路,集电极-发射极反向电压 V(BR)EBO Emitter-base breakdown voltage 集电极开路,发射极-基极反向电压 ICBO Collector cut-off current 发射极开路,集电极-基极截止电流 IEBO Emitter cut-off current 集电极开路,发射极-基极截止电流 ICEO Collector cut-off current 基极开路,集电极-发射极截止电流 hFE DC current gain 共发射极正向电流传输比的静态值 VCE(sat) Collector-emitter saturation voltage 集电极-发射极饱和电压 VBE(sat) Base-emitter saturation voltage 基极-发射极饱和电压 VBE(on) Base-emitter turn-on voltage 基极-发射开启电压 VBE Base-emitter voltage 基极-发射极电压 fT Transition frequency 特征频率 Cob Collector output capacitance 共基极输出电容 Cib Collector input capacitance 共基极输入电容 NF Noise figure 噪声系数 ton Turn-on time 开通时间 toff Turn-off time 关断时间 tr Rise time 上升时间 ts Storage time 存储时间 tf Fall time 下降时间 td Delay time 延迟时间 数字晶体管 (Digital Transistor) Symbol Parameter VCC Supply voltage 电源电压 VIN Input voltage 输入电压 IO Output current 输出电流 PD Power dissipation 损耗功率 VI(off) Input-off voltage 输入截止电压 VI(on) Input-on voltage 输入开启电压 VO(on) Output voltage 输出电压 Input current 输入电流 Output current 输出截止电流 GI DC current gain 直流增益 R1 Input resistance 输入电阻 R2/R1 Resistance ratio 电阻率 fT Transition frequency 传输频率 TJ Junction temperature 结温 Tstg Storage temperature range 存储温度范围 VCBO Collector-base voltage 发射极开路,集电极-基极反向电压 VCEO Collector-emitter voltage 基极开路,集电极-发射极反向电压 VEBO Emitter-base voltage 集电极开路,发射极-基极反向电压 II IO(off) MOS 管 (MOSFET) Symbol Parameter VDS Drain-source voltage 漏-源电压 VGS Gate-source voltage 栅-源电压 EAS Single pulse avalanche energy 单脉冲雪崩击穿能量 ID Continuous drain current 漏极直流电流 IDM Pulsed drain current 最大脉冲漏电流 PD Power dissipation 耗散功率 Thermal resistance from junction to ambient 结到环境的热阻 TJ Junction temperature 结温 Tstg Storage temperature range 存储温度范围 TL Maximum lead solder temperature 最大引脚焊接温度 Drain-source breakdown voltage 漏源击穿电压 Gate threshold voltage 栅源阈值电压 IGSS Gate-body leakage current 漏-源短路的栅极电流 IDSS Zero gate voltage drain curent 栅-源短路的漏极电流 RDS(on) Drain-source on-resistance 漏源通态电阻 gfs Forward transconductance 跨导 VSD Diode forward voltage 体内反并联二极管正向压降 Ciss Input capacitance 栅-源输入电容 Coss Output capacitance 漏-源输出电容 Crss Reverse transfer capacitance 反向传输电容 Rg Gate resistance 栅极电阻 Turn-on delay time 开通延迟时间 Rise time 上升时间 Turn-off delay time 关断延迟时间 Fall time 下降时间 ID(on) On-State drain current 通态漏极电流 IS Diode forward current 体内反并联二极管正向电流 ISM Pulse diode forward current 体内反并联二极管最大脉冲正向电流 trr Diode reverse recovery time 体内反并联二极管反向恢复时间 Qrr Diode reverse recovery charge 体内反并联二极管反向恢复电荷 ta Diode Reverse Recovery Fall Time 体内反并联二极管反向恢复下降时间 tb Diode Reverse Recovery Rise Time 体内反并联二极管反向恢复上升时间 RθJA V(BR)DSS V(GS)th td(on) tr td(off) tf