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开关电源关键元件的各个参数中英文对照表

嘉峪检测网        2024-04-20 09:30

下面是开关电源关键元件的各个参数中英文对照表,希望对您帮助。

 

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

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