Babban Power IGBT Aluminum Heat Sink

Mai sarrafa Mota Insulated Gate Bipolar Transistor (Insulated Gate Bipolar Transistor, the IGBT) aikin watsar da zafi yana ƙara zama motar IGBT yanzu yana shiga kasuwar lantarki ta masana'antu, kamar (welding) nutse mai zafi, jujjuyawar motsi, tuƙin mota, da sauransu.Ruiqifengyana ba da samfuran haɗaɗɗun zafi na IGBT waɗanda ke ba IGBT damar yin aiki a madaidaicin zafin jiki yayin kiyaye yanayin junction ɗin aiki a cikin kewayon amintaccen ta haɗa ƙaramin juriya na thermal tare da Vce(on) silicon.

IGBT a mafi yawan lokuta yana aiki tare da na'ura mai ƙarfi, babban ƙarfin yana nufin haɓakar zafi mai girma, IGBT yana zuwa babban ƙarfin aiki, babban mita, mai sauƙin tuki, ƙarancin hasara, na zamani, yana nuna jagorar haɓakawa, idan aka kwatanta da sauran na'urorin lantarki na lantarki, Kwancen zafi na IGBT yana da babban abin dogara, mai sauƙi mai sauƙi, mai sauƙi don karewa, babu buffer da'irar da kuma sauyawa mita yana da girma, don haka IGBT zafi mai zafi a cikin kasuwar lantarki ya zama dole sosai.Domin cimma wadannan high wasanni, da yawa matakai da ake amfani da hadedde da'irori, irin su epitaxy, ion implantation, lafiya lithography, da dai sauransu. A cikin 'yan shekarun nan, aikin da ikon IGBT module zafi nutse da aka inganta da sauri, da rated halin yanzu yana da. ya kai ɗaruruwan amperes, ƙarfin juriya fiye da 1500V, kuma har yanzu yana inganta.Tun da na'urorin IGBT suna da halaye masu kyau na diode na PIN, halayen p-channel ikon IGBT module zafi nutsewa ba su da bambanci da na n-channel IGBT, wanda ke da matukar dacewa don ɗaukar tsari mai mahimmanci a cikin aikace-aikacen, don haka fadadawa. aikace-aikacen sa a fagen ac da fasahar sarrafa dijital.Babban fa'idar IGBT shine yana iya jure girgiza a halin yanzu a ko dai a kan kan ko gajeriyar yanayi.Haɗin haɗin haɗin kai ba matsala ba ne kuma jerin haɗin haɗin sa yana da sauƙi saboda ɗan gajeren jinkirin kashe shi.

Hanyoyin canja wurin zafi na IGBT yawanci sun haɗa da sanyaya iska, sanyaya ruwa, kwandon zafi na jan ƙarfe ko kwamin zafi na aluminum.Rarraba zafinsa yana dogara ne akan ainihin ka'idar canja wurin zafi, hanyar zafi mai gudana tare da mafi ƙanƙanta thermal juriya an tsara shi don na'urar ta yadda zafin da na'urar ke fitarwa zai iya fitowa da wuri-wuri, don tabbatar da cewa na ciki zafin mahaɗin na'urar koyaushe ana kiyaye shi a cikin madaidaicin zafin mahaɗin da aka yarda.

A halin yanzu, da data kasance IGBT zafi bututu zafi nutse a cikin kasuwa yafi hada da zafi dissipation fin, zafi bututu da substrate, a kan abin da substrate aka bayar da da dama a layi daya tsagi, sa'an nan kuma tsagi ne welded da solder zuwa evaporating sashe. bututun zafi.A data kasance IGBT zafi bututu zafi nutse fasahar, da evaporating sashe na zafi bututu da aka binne a cikin tsagi na substrate kuma ba kai tsaye dace da IGBT surface.A cikin tsarin aiki, ana fitar da zafi daga saman IGBT da farko ta hanyar substrate sannan a tura shi zuwa bututun zafi da zafin rana.A ƙarshe, zafi daga zafin rana yana canjawa zuwa iska ta hanyar convection.Saboda substrate kanta yana da juriya na thermal, kuma ma'aunin zafi na thermal conductivity na bututun zafi yana da yawa sama da na tushe, ƙimar zafin wutar lantarki na bututun zafi yana da iyakancewa, kuma aikin watsawar zafi yana raguwa.IGBT zafi nutse iya canja wurin zafi a ko'ina daga substrate zuwa fin, wanda zai iya yadda ya kamata warware zafi dissipation matsalar high zafi juyi, ba kawai tare da high dace amma kuma tare da m tsarin da babu motsi sassa, wanda zai iya gaske gane tabbatarwa- kyauta.