二(er)极(ji)(ji)管功(gong)(gong)率(lv)(lv)器(qi)(qi)件具(ju)有(you)高(gao)(gao)的(de)输入阻抗，这意(yi)味着它(ta)们(men)在(zai)正常工作(zuo)条件下(xia)不容易产生漏(lou)电(dian)流(liu)。这使(shi)得(de)二(er)极(ji)(ji)管功(gong)(gong)率(lv)(lv)器(qi)(qi)件在(zai)电(dian)源(yuan)管理(li)系统(tong)中具(ju)有(you)优势，因(yin)(yin)为它(ta)们(men)可(ke)以(yi)更有(you)效(xiao)地将(jiang)电(dian)能(neng)从(cong)电(dian)源(yuan)传输到(dao)(dao)负载(zai)(zai)，从(cong)而降低(di)(di)能(neng)量损(sun)失。二(er)极(ji)(ji)管功(gong)(gong)率(lv)(lv)器(qi)(qi)件具(ju)有(you)快速(su)的(de)开(kai)(kai)关(guan)(guan)速(su)度，这意(yi)味着它(ta)们(men)可(ke)以(yi)在(zai)很短的(de)时间内将(jiang)电(dian)流(liu)从(cong)一(yi)个状(zhuang)态(tai)切换(huan)到(dao)(dao)另一(yi)个状(zhuang)态(tai)。这种快速(su)开(kai)(kai)关(guan)(guan)特(te)性有(you)助于减(jian)(jian)少能(neng)量损(sun)耗，因(yin)(yin)为设备不需(xu)要(yao)在(zai)开(kai)(kai)关(guan)(guan)过程(cheng)中消耗过多的(de)能(neng)量。二(er)极(ji)(ji)管功(gong)(gong)率(lv)(lv)器(qi)(qi)件具(ju)有(you)低(di)(di)的(de)导通(tong)压降，这意(yi)味着它(ta)们(men)在(zai)导通(tong)状(zhuang)态(tai)下(xia)产生的(de)电(dian)压降较低(di)(di)。这有(you)助于减(jian)(jian)少从(cong)电(dian)源(yuan)到(dao)(dao)负载(zai)(zai)的(de)能(neng)量传输过程(cheng)中的(de)损(sun)失，从(cong)而提高(gao)(gao)设备的(de)能(neng)效(xiao)。晶闸管功(gong)(gong)率(lv)(lv)器(qi)(qi)件具(ju)有(you)快速(su)开(kai)(kai)关(guan)(guan)速(su)度和高(gao)(gao)效(xiao)能(neng)转换(huan)特(te)性，能(neng)够(gou)提供稳定(ding)的(de)电(dian)力(li)输出。郑州CypressIGBT功(gong)(gong)率(lv)(lv)器(qi)(qi)件

三(san)(san)极(ji)管(guan)功(gong)率(lv)(lv)器(qi)(qi)(qi)件的(de)(de)(de)(de)(de)输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)主要受以(yi)下几个因(yin)素影(ying)响：1.负(fu)载(zai)类(lei)(lei)型：不(bu)同类(lei)(lei)型的(de)(de)(de)(de)(de)负(fu)载(zai)对输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)有不(bu)同的(de)(de)(de)(de)(de)要求。例如(ru)(ru)，对于直(zhi)流负(fu)载(zai)（如(ru)(ru)电(dian)(dian)池），输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)应(ying)尽(jin)可(ke)能高(gao)；而对于交流负(fu)载(zai)（如(ru)(ru)电(dian)(dian)动机），输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)应(ying)尽(jin)可(ke)能低(di)。因(yin)此，在选择三(san)(san)极(ji)管(guan)功(gong)率(lv)(lv)器(qi)(qi)(qi)件时，需(xu)要根据(ju)负(fu)载(zai)类(lei)(lei)型选择合(he)适(shi)的(de)(de)(de)(de)(de)型号。2.工作(zuo)(zuo)模(mo)(mo)式(shi)(shi)：三(san)(san)极(ji)管(guan)功(gong)率(lv)(lv)器(qi)(qi)(qi)件的(de)(de)(de)(de)(de)工作(zuo)(zuo)模(mo)(mo)式(shi)(shi)包括放大、开关和线(xian)性等。不(bu)同模(mo)(mo)式(shi)(shi)下的(de)(de)(de)(de)(de)输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)有所不(bu)同。一般来说，放大模(mo)(mo)式(shi)(shi)下的(de)(de)(de)(de)(de)输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)较(jiao)低(di)；而开关模(mo)(mo)式(shi)(shi)下的(de)(de)(de)(de)(de)输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)较(jiao)高(gao)。因(yin)此，在实(shi)际(ji)应(ying)用中，需(xu)要根据(ju)工作(zuo)(zuo)模(mo)(mo)式(shi)(shi)选择合(he)适(shi)的(de)(de)(de)(de)(de)三(san)(san)极(ji)管(guan)功(gong)率(lv)(lv)器(qi)(qi)(qi)件。3.温度：温度对三(san)(san)极(ji)管(guan)功(gong)率(lv)(lv)器(qi)(qi)(qi)件的(de)(de)(de)(de)(de)输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)也有一定的(de)(de)(de)(de)(de)影(ying)响。随着温度的(de)(de)(de)(de)(de)升高(gao)，材料(liao)的(de)(de)(de)(de)(de)导(dao)电(dian)(dian)性能会(hui)发生变(bian)化，从而导(dao)致输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)的(de)(de)(de)(de)(de)变(bian)化。因(yin)此，在实(shi)际(ji)应(ying)用中，需(xu)要考虑温度对输(shu)出(chu)(chu)阻(zu)(zu)抗(kang)(kang)(kang)的(de)(de)(de)(de)(de)影(ying)响。福(fu)建STIGBT功(gong)率(lv)(lv)器(qi)(qi)(qi)件IGBT功(gong)率(lv)(lv)器(qi)(qi)(qi)件是一种高(gao)性能的(de)(de)(de)(de)(de)半导(dao)体器(qi)(qi)(qi)件，具有高(gao)电(dian)(dian)压(ya)和高(gao)电(dian)(dian)流承受能力。

IGBT功率(lv)器(qi)件(jian)(jian)(jian)的(de)额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)是(shi)指(zhi)器(qi)件(jian)(jian)(jian)能(neng)(neng)够承受(shou)的(de)较(jiao)大(da)(da)(da)工(gong)(gong)作(zuo)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)。在(zai)选择额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)时(shi)，需(xu)要考(kao)虑系(xi)(xi)(xi)统(tong)(tong)(tong)的(de)工(gong)(gong)作(zuo)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)范围以及电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)应(ying)(ying)(ying)(ying)力(li)(li)(li)。一般(ban)来(lai)说(shuo)，额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)应(ying)(ying)(ying)(ying)大(da)(da)(da)于系(xi)(xi)(xi)统(tong)(tong)(tong)的(de)较(jiao)高工(gong)(gong)作(zuo)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)，以确保器(qi)件(jian)(jian)(jian)在(zai)正常工(gong)(gong)作(zuo)范围内。此外，还需(xu)要考(kao)虑电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)应(ying)(ying)(ying)(ying)力(li)(li)(li)，即在(zai)开关过(guo)程中(zhong)产生的(de)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)峰(feng)值(zhi)。电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)应(ying)(ying)(ying)(ying)力(li)(li)(li)过(guo)大(da)(da)(da)会导致器(qi)件(jian)(jian)(jian)击(ji)穿或(huo)损坏(huai)，因此需(xu)要根(gen)据(ju)系(xi)(xi)(xi)统(tong)(tong)(tong)的(de)工(gong)(gong)作(zuo)条件(jian)(jian)(jian)和开关频率(lv)来(lai)选择合(he)适的(de)额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)。IGBT功率(lv)器(qi)件(jian)(jian)(jian)的(de)额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)是(shi)指(zhi)器(qi)件(jian)(jian)(jian)能(neng)(neng)够承受(shou)的(de)较(jiao)大(da)(da)(da)工(gong)(gong)作(zuo)电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)。在(zai)选择额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)时(shi)，需(xu)要考(kao)虑系(xi)(xi)(xi)统(tong)(tong)(tong)的(de)负载电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)以及电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)应(ying)(ying)(ying)(ying)力(li)(li)(li)。负载电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)是(shi)指(zhi)系(xi)(xi)(xi)统(tong)(tong)(tong)中(zhong)通过(guo)器(qi)件(jian)(jian)(jian)的(de)电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，需(xu)要根(gen)据(ju)系(xi)(xi)(xi)统(tong)(tong)(tong)的(de)设(she)计(ji)要求(qiu)和负载特性来(lai)确定(ding)。电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)应(ying)(ying)(ying)(ying)力(li)(li)(li)是(shi)指(zhi)在(zai)开关过(guo)程中(zhong)产生的(de)电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)峰(feng)值(zhi)。电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)应(ying)(ying)(ying)(ying)力(li)(li)(li)过(guo)大(da)(da)(da)会导致器(qi)件(jian)(jian)(jian)过(guo)热或(huo)损坏(huai)，因此需(xu)要根(gen)据(ju)系(xi)(xi)(xi)统(tong)(tong)(tong)的(de)工(gong)(gong)作(zuo)条件(jian)(jian)(jian)和开关频率(lv)来(lai)选择合(he)适的(de)额(e)定(ding)电(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)。

晶(jing)闸(zha)(zha)管(guan)(guan)(guan)功(gong)率(lv)器(qi)件(jian)主(zhu)(zhu)要由(you)(you)三(san)个(ge)(ge)部(bu)分组成(cheng)：晶(jing)闸(zha)(zha)管(guan)(guan)(guan)主(zhu)(zhu)体、门极(ji)驱(qu)动电(dian)(dian)路(lu)和(he)散(san)热(re)(re)器(qi)。1.晶(jing)闸(zha)(zha)管(guan)(guan)(guan)主(zhu)(zhu)体：晶(jing)闸(zha)(zha)管(guan)(guan)(guan)主(zhu)(zhu)体主(zhu)(zhu)要由(you)(you)三(san)个(ge)(ge)PN结构组成(cheng)，即发(fa)射极(ji)、基极(ji)和(he)集(ji)电(dian)(dian)极(ji)。在(zai)正常工作(zuo)状(zhuang)(zhuang)态(tai)下，晶(jing)闸(zha)(zha)管(guan)(guan)(guan)的(de)(de)(de)阳极(ji)与阴(yin)极(ji)之(zhi)间的(de)(de)(de)电(dian)(dian)压为零，此时(shi)晶(jing)闸(zha)(zha)管(guan)(guan)(guan)处(chu)于关(guan)闭状(zhuang)(zhuang)态(tai)；当施加正向电(dian)(dian)压时(shi)，晶(jing)闸(zha)(zha)管(guan)(guan)(guan)的(de)(de)(de)阳极(ji)与阴(yin)极(ji)之(zhi)间的(de)(de)(de)电(dian)(dian)压逐渐(jian)增大(da)，当电(dian)(dian)压达到一(yi)(yi)定(ding)(ding)值时(shi)，晶(jing)闸(zha)(zha)管(guan)(guan)(guan)突然(ran)导(dao)通(tong)(tong)，电(dian)(dian)流迅速(su)增大(da)；当电(dian)(dian)压减(jian)小到一(yi)(yi)定(ding)(ding)值时(shi)，晶(jing)闸(zha)(zha)管(guan)(guan)(guan)关(guan)闭，电(dian)(dian)流迅速(su)减(jian)小。这种特性(xing)(xing)使(shi)得晶(jing)闸(zha)(zha)管(guan)(guan)(guan)在(zai)电(dian)(dian)力电(dian)(dian)子系统中(zhong)具(ju)有很(hen)好的(de)(de)(de)导(dao)通(tong)(tong)和(he)关(guan)断性(xing)(xing)能(neng)。2.门极(ji)驱(qu)动电(dian)(dian)路(lu)：门极(ji)驱(qu)动电(dian)(dian)路(lu)主(zhu)(zhu)要由(you)(you)一(yi)(yi)个(ge)(ge)脉(mai)(mai)冲发(fa)生(sheng)器(qi)和(he)一(yi)(yi)个(ge)(ge)放大(da)电(dian)(dian)路(lu)组成(cheng)。脉(mai)(mai)冲发(fa)生(sheng)器(qi)负(fu)(fu)责产(chan)生(sheng)一(yi)(yi)个(ge)(ge)周期性(xing)(xing)的(de)(de)(de)脉(mai)(mai)冲信号(hao)，该信号(hao)的(de)(de)(de)频率(lv)与晶(jing)闸(zha)(zha)管(guan)(guan)(guan)的(de)(de)(de)工作(zuo)频率(lv)相匹配；放大(da)电(dian)(dian)路(lu)则负(fu)(fu)责将脉(mai)(mai)冲信号(hao)放大(da)到足够高的(de)(de)(de)幅(fu)度，以(yi)便能(neng)够驱(qu)动晶(jing)闸(zha)(zha)管(guan)(guan)(guan)导(dao)通(tong)(tong)和(he)关(guan)断。3.散(san)热(re)(re)器(qi)：散(san)热(re)(re)器(qi)的(de)(de)(de)主(zhu)(zhu)要作(zuo)用是将晶(jing)闸(zha)(zha)管(guan)(guan)(guan)产(chan)生(sheng)的(de)(de)(de)热(re)(re)量散(san)发(fa)出去，保证器(qi)件(jian)的(de)(de)(de)正常工作(zuo)。散(san)热(re)(re)器(qi)通(tong)(tong)常采用金属材质制成(cheng)，具(ju)有良好的(de)(de)(de)导(dao)热(re)(re)性(xing)(xing)能(neng)。此外，散(san)热(re)(re)器(qi)的(de)(de)(de)形状(zhuang)(zhuang)和(he)尺寸也需要根据晶(jing)闸(zha)(zha)管(guan)(guan)(guan)的(de)(de)(de)工作(zuo)状(zhuang)(zhuang)态(tai)进行优化设(she)计，以(yi)保证散(san)热(re)(re)效(xiao)果(guo)的(de)(de)(de)较大(da)化。三(san)极(ji)管(guan)(guan)(guan)功(gong)率(lv)器(qi)件(jian)的(de)(de)(de)功(gong)耗较低，能(neng)够节约能(neng)源和(he)减(jian)少电(dian)(dian)子设(she)备的(de)(de)(de)发(fa)热(re)(re)问题。

晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)功(gong)率器(qi)(qi)件(jian)(jian)的(de)(de)(de)(de)(de)(de)快(kuai)速(su)(su)开(kai)关(guan)速(su)(su)度(du)是指它能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)在(zai)(zai)很短的(de)(de)(de)(de)(de)(de)时(shi)间内从(cong)(cong)关(guan)断状(zhuang)(zhuang)态(tai)切换(huan)到(dao)导通(tong)状(zhuang)(zhuang)态(tai)，或者从(cong)(cong)导通(tong)状(zhuang)(zhuang)态(tai)切换(huan)到(dao)关(guan)断状(zhuang)(zhuang)态(tai)。这种快(kuai)速(su)(su)开(kai)关(guan)速(su)(su)度(du)使得晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)在(zai)(zai)电(dian)(dian)(dian)(dian)路(lu)(lu)中(zhong)快(kuai)速(su)(su)地(di)控制电(dian)(dian)(dian)(dian)流(liu)的(de)(de)(de)(de)(de)(de)流(liu)动，从(cong)(cong)而实现对(dui)电(dian)(dian)(dian)(dian)力(li)(li)的(de)(de)(de)(de)(de)(de)精确控制。与传统的(de)(de)(de)(de)(de)(de)开(kai)关(guan)器(qi)(qi)件(jian)(jian)相比(bi)，晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)开(kai)关(guan)速(su)(su)度(du)更快(kuai)，能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)更快(kuai)地(di)响(xiang)应(ying)电(dian)(dian)(dian)(dian)路(lu)(lu)的(de)(de)(de)(de)(de)(de)变化，提(ti)(ti)高了电(dian)(dian)(dian)(dian)路(lu)(lu)的(de)(de)(de)(de)(de)(de)响(xiang)应(ying)速(su)(su)度(du)和(he)(he)稳(wen)(wen)定(ding)性。晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)功(gong)率器(qi)(qi)件(jian)(jian)的(de)(de)(de)(de)(de)(de)高效(xiao)(xiao)能(neng)(neng)(neng)(neng)转(zhuan)换(huan)特性是指它能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)将输入电(dian)(dian)(dian)(dian)力(li)(li)有(you)(you)效(xiao)(xiao)地(di)转(zhuan)换(huan)为(wei)输出电(dian)(dian)(dian)(dian)力(li)(li)，减少能(neng)(neng)(neng)(neng)量的(de)(de)(de)(de)(de)(de)损耗(hao)。晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)具(ju)有(you)(you)较(jiao)(jiao)低(di)的(de)(de)(de)(de)(de)(de)导通(tong)电(dian)(dian)(dian)(dian)阻和(he)(he)较(jiao)(jiao)高的(de)(de)(de)(de)(de)(de)关(guan)断电(dian)(dian)(dian)(dian)阻，使得它能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)在(zai)(zai)导通(tong)状(zhuang)(zhuang)态(tai)下(xia)提(ti)(ti)供较(jiao)(jiao)低(di)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)压降，从(cong)(cong)而减少能(neng)(neng)(neng)(neng)量的(de)(de)(de)(de)(de)(de)损耗(hao)。此(ci)外(wai)，晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)还具(ju)有(you)(you)较(jiao)(jiao)高的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)流(liu)承(cheng)受(shou)(shou)能(neng)(neng)(neng)(neng)力(li)(li)和(he)(he)较(jiao)(jiao)低(di)的(de)(de)(de)(de)(de)(de)开(kai)关(guan)损耗(hao)，能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)更有(you)(you)效(xiao)(xiao)地(di)转(zhuan)换(huan)电(dian)(dian)(dian)(dian)力(li)(li)，提(ti)(ti)高电(dian)(dian)(dian)(dian)路(lu)(lu)的(de)(de)(de)(de)(de)(de)能(neng)(neng)(neng)(neng)效(xiao)(xiao)。晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)功(gong)率器(qi)(qi)件(jian)(jian)能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)提(ti)(ti)供稳(wen)(wen)定(ding)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)力(li)(li)输出，主要是因为(wei)它具(ju)有(you)(you)较(jiao)(jiao)高的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)压和(he)(he)电(dian)(dian)(dian)(dian)流(liu)承(cheng)受(shou)(shou)能(neng)(neng)(neng)(neng)力(li)(li)。晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)承(cheng)受(shou)(shou)较(jiao)(jiao)高的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)压和(he)(he)电(dian)(dian)(dian)(dian)流(liu)，不(bu)易受(shou)(shou)到(dao)外(wai)界干扰的(de)(de)(de)(de)(de)(de)影响(xiang)，能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)在(zai)(zai)恶(e)劣(lie)的(de)(de)(de)(de)(de)(de)工作环境(jing)下(xia)稳(wen)(wen)定(ding)地(di)工作。此(ci)外(wai)，晶(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)管(guan)(guan)(guan)还具(ju)有(you)(you)较(jiao)(jiao)低(di)的(de)(de)(de)(de)(de)(de)温度(du)系数和(he)(he)较(jiao)(jiao)高的(de)(de)(de)(de)(de)(de)温度(du)稳(wen)(wen)定(ding)性，能(neng)(neng)(neng)(neng)够(gou)(gou)(gou)在(zai)(zai)不(bu)同温度(du)下(xia)提(ti)(ti)供稳(wen)(wen)定(ding)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)力(li)(li)输出。IGBT功(gong)率器(qi)(qi)件(jian)(jian)的(de)(de)(de)(de)(de)(de)封(feng)装(zhuang)形(xing)式(shi)多样，包括模块(kuai)封(feng)装(zhuang)和(he)(he)芯片封(feng)装(zhuang)。杭州(zhou)半导体功(gong)率器(qi)(qi)件(jian)(jian)有(you)(you)哪些

二极管(guan)功率(lv)器(qi)件(jian)的电(dian)流承载能力大，能够满足高功率(lv)应用(yong)的需求。郑州CypressIGBT功率(lv)器(qi)件(jian)

三(san)极管功(gong)率(lv)器(qi)(qi)件(jian)(jian)是(shi)(shi)一(yi)种(zhong)常用的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)子(zi)元件(jian)(jian)，用于放大和(he)控(kong)制电(dian)(dian)(dian)(dian)(dian)流(liu)。它由三(san)个区(qu)(qu)(qu)(qu)(qu)(qu)域(yu)(yu)组成，分(fen)别(bie)是(shi)(shi)发(fa)(fa)射(she)(she)(she)区(qu)(qu)(qu)(qu)(qu)(qu)、基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)和(he)集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)。发(fa)(fa)射(she)(she)(she)区(qu)(qu)(qu)(qu)(qu)(qu)和(he)集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)之间有(you)(you)一(yi)个绝缘的(de)(de)(de)(de)(de)(de)基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)，通过控(kong)制基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)流(liu)，可以控(kong)制集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)流(liu)。三(san)极管功(gong)率(lv)器(qi)(qi)件(jian)(jian)的(de)(de)(de)(de)(de)(de)工作(zuo)原(yuan)理是(shi)(shi)基(ji)于PN结的(de)(de)(de)(de)(de)(de)特性。PN结是(shi)(shi)由P型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)和(he)N型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)组成的(de)(de)(de)(de)(de)(de)结构，具有(you)(you)正向(xiang)偏置(zhi)和(he)反向(xiang)偏置(zhi)两种(zhong)工作(zuo)状态。在正向(xiang)偏置(zhi)下(xia)，P型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)的(de)(de)(de)(de)(de)(de)空穴和(he)N型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)子(zi)会(hui)(hui)向(xiang)PN结的(de)(de)(de)(de)(de)(de)中心区(qu)(qu)(qu)(qu)(qu)(qu)域(yu)(yu)扩散，形(xing)(xing)成电(dian)(dian)(dian)(dian)(dian)子(zi)云。而在反向(xiang)偏置(zhi)下(xia)，P型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)的(de)(de)(de)(de)(de)(de)空穴和(he)N型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)子(zi)会(hui)(hui)被电(dian)(dian)(dian)(dian)(dian)场推向(xiang)PN结的(de)(de)(de)(de)(de)(de)两侧，形(xing)(xing)成耗尽(jin)区(qu)(qu)(qu)(qu)(qu)(qu)。三(san)极管功(gong)率(lv)器(qi)(qi)件(jian)(jian)的(de)(de)(de)(de)(de)(de)发(fa)(fa)射(she)(she)(she)区(qu)(qu)(qu)(qu)(qu)(qu)是(shi)(shi)由N型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)构成的(de)(de)(de)(de)(de)(de)，集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)是(shi)(shi)由P型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)构成的(de)(de)(de)(de)(de)(de)。当发(fa)(fa)射(she)(she)(she)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)N型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)与(yu)基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)P型(xing)(xing)(xing)半(ban)(ban)(ban)导(dao)(dao)(dao)体(ti)(ti)之间施加(jia)正向(xiang)偏置(zhi)时，发(fa)(fa)射(she)(she)(she)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)子(zi)会(hui)(hui)向(xiang)基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)扩散，形(xing)(xing)成电(dian)(dian)(dian)(dian)(dian)子(zi)云。这些电(dian)(dian)(dian)(dian)(dian)子(zi)云会(hui)(hui)被基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)场推向(xiang)集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)，从而形(xing)(xing)成集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)流(liu)。通过控(kong)制基(ji)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)流(liu)，可以控(kong)制集(ji)电(dian)(dian)(dian)(dian)(dian)区(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)流(liu)大小。郑(zheng)州CypressIGBT功(gong)率(lv)器(qi)(qi)件(jian)(jian)

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