20 如圖電路,設二極體均為理想二極體,R=10kΩ,R1 = R2=5kΩ,V1 = V2 = 5 V。當
【電子荔枝】評論
左邊二極體on,右邊off(8-5) x 5/(10+5) = 11+5 = 6