【正文】
源(高輸出阻抗精密電流源) +UBE_IRIB2IC1IC3IE22IBIC2IE1休息 2休息 1返回 (2) 電路分析: IR=IC1+IB2 , IB2=IC2 /β , IC1=IC3 ( UBE1= UBE2= UBE ) IC3=IE2 173。2IB=IE2 173。2IC3 /β EC三 對電源電壓變化不敏感的偏置電流源UBIR IC2IE2電路仿真休息 2休息 1IE1IC1返回R139。=R //( R1+ rbe1) EC繼續(xù)休息 2休息 1電路仿真IC2IR返回謝謝觀看 /歡迎下載BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH