IG = QG/t導(dǎo)通 t導(dǎo)通=86+16=102ns QG=140nc
則IG = QG/t導(dǎo)通=140/102=1.37A(IRFP250)(IR公司的)
UC384X系列芯片驅(qū)動(dòng)存在問(wèn)題.
IG = QG/t導(dǎo)通 t導(dǎo)通=125+18=144ns QG=79nc(TYPE)
則IG = QG/t導(dǎo)通=79/144=0.55A(IRFP250)(FAIRCHILD公司的)
IG = QG/t導(dǎo)通 t導(dǎo)通=180+30=210ns QG=120nc(MAX)
則IG = QG/t導(dǎo)通=120/210=0.57A(IRFP250)(FAIRCHILD公司的)
IG = QG/t導(dǎo)通 t導(dǎo)通=105+20=125ns QG=55nc(min)(IR公司的)
數(shù)據(jù)不全
IG = QG/t導(dǎo)通 t導(dǎo)通=190+35=225ns QG=155nc(max)(IR公司的)
則IG = QG/t導(dǎo)通=60/125=0.69A(2N6766)
如果按照輸入電容的公式進(jìn)行計(jì)算是這樣的,差別很大
