【收藏贴】开关电源关键元件的各个参数中英文对照表

<p>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。</p>

<p><strong>肖特基二极管</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>VRRM</td>
<td>Peak repetitive reverse voltage</td>
<td>反向重复峰值电压</td>
</tr>
<tr>
<td>VRWM</td>
<td>Working peak reverse voltage</td>
<td>反向工作峰值电压</td>
</tr>
<tr>
<td>VR</td>
<td>DC Blocking Voltage</td>
<td>反向直流电压</td>
</tr>
<tr>
<td>VR(RMS)</td>
<td>RMS Reverse Voltage</td>
<td>反向电压有效值</td>
</tr>
<tr>
<td>IF(AV)</td>
<td>Average Rectified Forward Current</td>
<td>正向平均电流</td>
</tr>
<tr>
<td>IR</td>
<td>Reverse Current</td>
<td>反向电流</td>
</tr>
<tr>
<td>IFSM</td>
<td>Non-Repetitive Peak Forward Surge Current</td>
<td>浪涌电流</td>
</tr>
<tr>
<td>VF</td>
<td>Forward Voltage</td>
<td>正向直流电压</td>
</tr>
<tr>
<td>Cj</td>
<td>Typical Junction Capactiance</td>
<td>结电容</td>
</tr>
<tr>
<td>PD</td>
<td>Power Dissipation</td>
<td>耗散功率</td>
</tr>
<tr>
<td>Tj</td>
<td>Operating Junction Temperature</td>
<td>工作结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>Storage Temperature Range</td>
<td>存储温度</td>
</tr>
<tr>
<td>Rth(j-a)</td>
<td>Thermal Resistance from Junction to Ambient</td>
<td>结到环境的热阻</td>
</tr>
</tbody>
</table>

<p><strong>二极管</strong></p>

<table border="2">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>VR</td>
<td>Continuous reverse voltage</td>
<td>反向直流电压</td>
</tr>
<tr>
<td>IF</td>
<td>Continuous forward current</td>
<td>正向直流电流</td>
</tr>
<tr>
<td>VF</td>
<td>Forward voltage</td>
<td>正向电压</td>
</tr>
<tr>
<td>IR</td>
<td>Reverse current</td>
<td>反向电流</td>
</tr>
<tr>
<td>Cd</td>
<td>diode capacitance</td>
<td>二极管电容</td>
</tr>
<tr>
<td>Rd</td>
<td>diode forward resistance</td>
<td>二极管正向电阻</td>
</tr>
<tr>
<td>Ptot</td>
<td>total power dissipation</td>
<td>功率总损耗</td>
</tr>
<tr>
<td>Tj</td>
<td>Junction Temperature</td>
<td>结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>storage temperature</td>
<td>存储温度</td>
</tr>
</tbody>
</table>

<p><strong>TVS管</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>IPP</td>
<td>Maximum reverse peak pulse current</td>
<td>峰值脉冲电流</td>
</tr>
<tr>
<td>VC</td>
<td>Clampling voltage</td>
<td>钳位电压</td>
</tr>
<tr>
<td>IR</td>
<td>Maximum reverse leakage current</td>
<td>最大反向漏电流</td>
</tr>
<tr>
<td>V(BR)</td>
<td>Breakdown voltage</td>
<td>击穿电压</td>
</tr>
<tr>
<td>VRWM</td>
<td>Working peak reverse voltage</td>
<td>反向工作峰值电压</td>
</tr>
<tr>
<td>VF</td>
<td>Forward voltage</td>
<td>正向电压</td>
</tr>
<tr>
<td>IF</td>
<td>Forward current</td>
<td>正向电流</td>
</tr>
<tr>
<td>IT</td>
<td>Test current</td>
<td>测试电流</td>
</tr>
</tbody>
</table>

<p><strong>可控硅</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>VDRM</td>
<td>Peak repetitive off-state voltage</td>
<td>断态重复峰值电压</td>
</tr>
<tr>
<td>VRRM</td>
<td>Peak repetitive reverse voltage</td>
<td>反向重复峰值电压</td>
</tr>
<tr>
<td>IT(RMS)</td>
<td>RMS On-state current</td>
<td>额定通态电流</td>
</tr>
<tr>
<td>ITSM</td>
<td>Non repetitive surge peak on-state current</td>
<td>通态非重复浪涌电流</td>
</tr>
<tr>
<td>IGM</td>
<td>Forward peak gate current</td>
<td>控制极重复峰值电流</td>
</tr>
<tr>
<td>VTM</td>
<td>peak forward on-state voltage</td>
<td>通态峰值电压</td>
</tr>
<tr>
<td>IGT</td>
<td>Gate trigger current</td>
<td>控制极触发直流电流</td>
</tr>
<tr>
<td>VGT</td>
<td>Gate trigger voltage</td>
<td>控制极触发电压</td>
</tr>
<tr>
<td>IH</td>
<td>Holding current</td>
<td>维持电流</td>
</tr>
<tr>
<td>IDRM</td>
<td>Peak repetitive off-state current</td>
<td>断态重复峰值电流</td>
</tr>
<tr>
<td>IRRM</td>
<td>Peak repetitive reverse current</td>
<td>反向重复峰值电流</td>
</tr>
<tr>
<td>PG(AV)</td>
<td>Average gate power dissipation</td>
<td>控制极平均功率</td>
</tr>
<tr>
<td>Tj</td>
<td>operating junction temperature range</td>
<td>工作结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>storage temperature range</td>
<td>存储温度</td>
</tr>
</tbody>
</table>

<p><strong>稳压管</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>VI</td>
<td>input voltage</td>
<td>输入电压</td>
</tr>
<tr>
<td>Vo</td>
<td>output voltage</td>
<td>输出电压</td>
</tr>
<tr>
<td>ΔVo</td>
<td>Load regulation</td>
<td>输出调整率</td>
</tr>
<tr>
<td>ΔVo</td>
<td>Line regulation</td>
<td>输入调整率</td>
</tr>
<tr>
<td>Iq</td>
<td>quiescent current</td>
<td>偏置电流</td>
</tr>
<tr>
<td>ΔIq</td>
<td>quiescent current change</td>
<td>偏置电流变化量</td>
</tr>
<tr>
<td>VN</td>
<td>Output noise voltage</td>
<td>输出噪声电压</td>
</tr>
<tr>
<td>RR</td>
<td>Ripple rejection</td>
<td>纹波抑制比</td>
</tr>
<tr>
<td>Vd</td>
<td>dropout voltage</td>
<td>降落电压</td>
</tr>
<tr>
<td>Isc</td>
<td>short circuit current</td>
<td>短路输出电流</td>
</tr>
<tr>
<td>Ipk</td>
<td>peak current</td>
<td>峰值输出电流</td>
</tr>
<tr>
<td>Topr</td>
<td>operating junction temperature range</td>
<td>结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>storage temperature range</td>
<td>存储温度</td>
</tr>
</tbody>
</table>

<p><strong>43系列基准源</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>VKA</td>
<td>Cathode voltage</td>
<td>阴极电压</td>
</tr>
<tr>
<td>IK</td>
<td>Cathode current range(continous)</td>
<td>阴极电流</td>
</tr>
<tr>
<td>Iref</td>
<td>Reference input current range，continous</td>
<td>基准输入电流</td>
</tr>
<tr>
<td>PD</td>
<td>Power dissipation</td>
<td>耗散功率</td>
</tr>
<tr>
<td>Rth(j-a)</td>
<td>Thermal resistance from junction to ambient</td>
<td>结到环境的热阻</td>
</tr>
<tr>
<td>Topr</td>
<td>operating junction temperature range</td>
<td>工作结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>storage temperature range</td>
<td>存储温度</td>
</tr>
<tr>
<td>Vref</td>
<td>Reference input voltage</td>
<td>基准输入电压</td>
</tr>
<tr>
<td>ΔVref(dev)</td>
<td>Deviation of reference input voltage over full temperature range</td>
<td>全温度范围内基准输入电压的偏差</td>
</tr>
<tr>
<td>ΔVref/ΔVKA</td>
<td>Ratio of change in reference input voltage to the change in cathode voltage</td>
<td>基准输入电压变化量与阴极电压变化量的比</td>
</tr>
<tr>
<td>ΔIref(dev)</td>
<td>Deviation of reference input current over full temperature range</td>
<td>全温度范围内基准输入电流的偏差</td>
</tr>
<tr>
<td>Imin</td>
<td>Minimum cathode current for regulation</td>
<td>稳压时最小负极电流</td>
</tr>
<tr>
<td>Ioff</td>
<td>off-state cathode current</td>
<td>关断状态阴极电流</td>
</tr>
<tr>
<td>|ZKA|</td>
<td>Dynamic impedance</td>
<td>动态阻抗</td>
</tr>
</tbody>
</table>

<p><strong>普通晶体管</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>VCBO</td>
<td>Collector-Base voltage</td>
<td>发射极开路，集电极-基极电压</td>
</tr>
<tr>
<td>VCEO</td>
<td>Collector-emitter voltage</td>
<td>基极开路，集电极-发射极电压</td>
</tr>
<tr>
<td>VEBO</td>
<td>Emitter-base voltage</td>
<td>集电极开路，发射极-基极电压</td>
</tr>
<tr>
<td>IC</td>
<td>Collector current</td>
<td>集电极电流</td>
</tr>
<tr>
<td>PC</td>
<td>Collector power dissipation</td>
<td>集电极耗散功率</td>
</tr>
<tr>
<td>Tj</td>
<td>Junction temperature</td>
<td>结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>storage temperature</td>
<td>存储温度</td>
</tr>
<tr>
<td>V(BR)CBO</td>
<td>Collector-Base breakdown voltage</td>
<td>发射极开路，集电极-基极反向电压</td>
</tr>
<tr>
<td>V(BR)CEO</td>
<td>Collector-emitter breakdown voltage</td>
<td>基极开路，集电极-发射极反向电压</td>
</tr>
<tr>
<td>V(BR)EBO</td>
<td>Emitter-base breakdown voltage</td>
<td>集电极开路，发射极-基极反向电压</td>
</tr>
<tr>
<td>ICBO</td>
<td>Collector cut-off current</td>
<td>发射极开路，集电极-基极截止电流</td>
</tr>
<tr>
<td>IEBO</td>
<td>Emitter cut-off current</td>
<td>集电极开路，发射极-基极截止电流</td>
</tr>
<tr>
<td>ICEO</td>
<td>Collector cut-off current</td>
<td>基极开路，集电极-发射极截止电流</td>
</tr>
<tr>
<td>hFE</td>
<td>DC current gain</td>
<td>共发射极正向电流传输比的静态值</td>
</tr>
<tr>
<td>VCEsat</td>
<td>Collector-emitter saturation voltage</td>
<td>集电极-发射极饱和电压</td>
</tr>
<tr>
<td>VBEsat</td>
<td>Base-emitter saturation voltage</td>
<td>基极-发射极饱和电压</td>
</tr>
<tr>
<td>VBE</td>
<td>Base-emitter voltage</td>
<td>基极-发射极电压</td>
</tr>
<tr>
<td>fT</td>
<td>Transition frequency</td>
<td>特征频率</td>
</tr>
<tr>
<td>Cobo</td>
<td>Collector output capacitance</td>
<td>共基极输出电容</td>
</tr>
<tr>
<td>Cibo</td>
<td>Collector input capacitance</td>
<td>共基极输入电容</td>
</tr>
<tr>
<td>F</td>
<td>Noise figure</td>
<td>噪声系数</td>
</tr>
<tr>
<td>Ton</td>
<td>Turn-on time</td>
<td>开通时间</td>
</tr>
<tr>
<td>Toff</td>
<td>Turn-off time</td>
<td>关断时间</td>
</tr>
<tr>
<td>Tr</td>
<td>Rise time</td>
<td>上升时间</td>
</tr>
<tr>
<td>Ts</td>
<td>Storage time</td>
<td>存储时间</td>
</tr>
<tr>
<td>Tf</td>
<td>Fall time</td>
<td>下降时间</td>
</tr>
<tr>
<td>Td</td>
<td>Delay time</td>
<td>延迟时间</td>
</tr>
</tbody>
</table>

<p><strong>MOS管</strong></p>

<table border="1">
<tbody>
<tr>
<td>Symbol</td>
<td>Parameter</td>
<td>中文翻译</td>
</tr>
<tr>
<td>ID</td>
<td>Continuous drain current</td>
<td>漏极直流电流</td>
</tr>
<tr>
<td>VGS</td>
<td>Gate-source voltage</td>
<td>栅-源电压</td>
</tr>
<tr>
<td>VDS</td>
<td>Drain-source voltage</td>
<td>漏-源电压</td>
</tr>
<tr>
<td>EAS</td>
<td>single pulse avalchane energy</td>
<td>单脉冲雪崩击穿能量</td>
</tr>
<tr>
<td>Rth(j-a)</td>
<td>Thermal resistance from junction to ambient</td>
<td>结到环境的热阻</td>
</tr>
<tr>
<td>Rth(j-c)</td>
<td>Thermal resistance from junction to case</td>
<td>结到管壳的热阻</td>
</tr>
<tr>
<td>V(BR)DSS</td>
<td>Drain-source breakdown voltage</td>
<td>漏源击穿电压</td>
</tr>
<tr>
<td>V(GS)th</td>
<td>Gate threshold voltage</td>
<td>栅源阈值电压</td>
</tr>
<tr>
<td>IGSS</td>
<td>Gate-body leakage current</td>
<td>漏-源短路的栅极电流</td>
</tr>
<tr>
<td>IDSS</td>
<td>Zero gate voltage drain current</td>
<td>栅-源短路的漏极电流</td>
</tr>
<tr>
<td>rDS(on)</td>
<td>Drain-source on-resistance</td>
<td>漏源通态电阻</td>
</tr>
<tr>
<td>gfs</td>
<td>Forward trans conductance</td>
<td>跨导</td>
</tr>
<tr>
<td>VSD</td>
<td>Diode forward voltage</td>
<td>漏源间体内反并联二极管正向压降</td>
</tr>
<tr>
<td>Ciss</td>
<td>Input capacitance</td>
<td>栅-源电容</td>
</tr>
<tr>
<td>Coss</td>
<td>Output capacitance</td>
<td>漏-源电容</td>
</tr>
<tr>
<td>Crss</td>
<td>Reverse transfer capacitance</td>
<td>反向传输电容</td>
</tr>
<tr>
<td>Rg</td>
<td>Gate resistance</td>
<td>栅极电阻</td>
</tr>
<tr>
<td>td(on)</td>
<td>Turn-on delay time</td>
<td>开通延迟时间</td>
</tr>
<tr>
<td>tr</td>
<td>Rise time</td>
<td>上升时间</td>
</tr>
<tr>
<td>td(off)</td>
<td>Turn-off delay time</td>
<td>关断延迟时间</td>
</tr>
<tr>
<td>tf</td>
<td>Fall time</td>
<td>下降时间</td>
</tr>
<tr>
<td>IDM</td>
<td>Pulsed drain current</td>
<td>最大脉冲漏电流</td>
</tr>
<tr>
<td>PD</td>
<td>Power dissipation</td>
<td>耗散功率</td>
</tr>
<tr>
<td>Tj</td>
<td>operating junction temperature range</td>
<td>结温</td>
</tr>
<tr>
<td>Tstg</td>
<td>storage temperature range</td>
<td>存储温度</td>
</tr>
</tbody>
</table>

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