【收藏了】开关电源关键元件的各个参数中英文对照表！ ...

雪断

肖特基二极管

Symbol	Parameter	中文翻译
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
IF(AV)	Average Rectified Forward Current	正向平均电流
IR	Reverse Current	反向电流
IFSM	Non-Repetitive Peak  Forward Surge Current	浪涌电流
VF	Forward Voltage	正向直流电压
Cj	Typical Junction Capactiance	结电容
PD	Power Dissipation	耗散功率
Tj	Operating Junction Temperature	工作结温
Tstg	Storage Temperature Range	存储温度
Rth(j-a)	Thermal Resistance from Junction to Ambient	结到环境的热阻

二极管

Symbol	Parameter	中文翻译
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	功率总损耗
Tj	Junction Temperature	结温
Tstg	storage temperature	存储温度

TVS管

Symbol	Parameter	中文翻译
IPP	Maximum reverse peak pulse current	峰值脉冲电流
VC	Clampling voltage	钳位电压
IR	Maximum reverse leakage current	最大反向漏电流
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

可控硅

Symbol	Parameter	中文翻译
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
IH	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
Tj	operating junction temperature range	工作结温
Tstg	storage temperature range	存储温度

稳压管

Symbol	Parameter	中文翻译
VI	input voltage	输入电压
Vo	output voltage	输出电压
ΔVo	Load regulation	输出调整率
ΔVo	Line regulation	输入调整率
Iq	quiescent current	偏置电流
ΔIq	quiescent current change	偏置电流变化量
VN	Output noise voltage	输出噪声电压
RR	Ripple rejection	纹波抑制比
Vd	dropout voltage	降落电压
Isc	short circuit current	短路输出电流
Ipk	peak current	峰值输出电流
Topr	operating junction temperature range	结温
Tstg	storage temperature range	存储温度

43系列基准源

Symbol	Parameter	中文翻译
VKA	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
Rth(j-a)	Thermal resistance from junction to ambient	结到环境的热阻
Topr	operating junction temperature range	工作结温
Tstg	storage temperature range	存储温度
Vref	Reference input voltage	基准输入电压
ΔVref(dev)	Deviation of reference input voltage over full temperature range	全温度范围内基准输入电压的偏差
ΔVref/ΔVKA	Ratio of change in reference input voltage to the change in cathode voltage	基准输入电压变化量与阴极电压变化量的比
ΔIref(dev)	Deviation of reference input current over full temperature range	全温度范围内基准输入电流的偏差
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
|ZKA|	Dynamic impedance	动态阻抗

普通晶体管

Symbol	Parameter	中文翻译
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	存储温度
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
VCEsat	Collector-emitter saturation voltage	集电极-发射极饱和电压
VBEsat	Base-emitter saturation voltage	基极-发射极饱和电压
VBE	Base-emitter voltage	基极-发射极电压
fT	Transition frequency	特征频率
Cobo	Collector output capacitance	共基极输出电容
Cibo	Collector input capacitance	共基极输入电容
F	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

MOS管

Symbol	Parameter	中文翻译
ID	Continuous drain current	漏极直流电流
VGS	Gate-source voltage	栅-源电压
VDS	Drain-source voltage	漏-源电压
EAS	single pulse avalchane energy	单脉冲雪崩击穿能量
Rth(j-a)	Thermal resistance from junction to ambient	结到环境的热阻
Rth(j-c)	Thermal resistance from junction to case	结到管壳的热阻
V(BR)DSS	Drain-source breakdown voltage	漏源击穿电压
V(GS)th	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 current	栅-源短路的漏极电流
rDS(on)	Drain-source on-resistance	漏源通态电阻
gfs	Forward trans  conductance	跨导
VSD	Diode forward voltage	漏源间体内反并联二极管正向压降
Ciss	Input capacitance	栅-源电容
Coss	Output capacitance	漏-源电容
Crss	Reverse transfer capacitance	反向传输电容
Rg	Gate resistance	栅极电阻
td(on)	Turn-on delay time	开通延迟时间
tr	Rise time	上升时间
td(off)	Turn-off delay time	关断延迟时间
tf	Fall time	下降时间
IDM	Pulsed drain current	最大脉冲漏电流
PD	Power dissipation	耗散功率
Tj	operating junction temperature range	结温
Tstg	storage temperature range	存储温度