i十R1LNVi1i2X+R1R1LNLNV1V2V=V1+V2: i=il+i2SJTU6
SJTU 6 j R1 V e + - L N i j + - V1 R1 i1 L N i2 - L N + V2 e R1 V =V1+V 2; i = i1+ i2
Fig. 4.6 For Example 4.382V=vl+v2十3A426Vvl= 2V: v2 =8V.. v = 10V821282M3+十V2i42423A6VV1(a)(b)7SJTU
SJTU 7 Fig. 4.6 For Example 4.3 v = v1+v2 v V v V v V 10 1 2 ; 2 8 = = =
Source Transformation(1): A source transformation is the process of replacinga voltage source V. in series with a resistor R by acurrent source i, in parallel with a resistor R, orV,=i,R or i=Vs/Rvice versa.Roa0RVob68SJTU
SJTU 8 Source Transformation(1) • A source transformation is the process of replacing a voltage source Vs in series with a resistor R by a current source is in parallel with a resistor R, or vice versa. Vs=isR or is=Vs /R
Source Transformation(2): It also applies to dependent sources:RWaa2SS66O9SJTU
SJTU 9 Source Transformation(2) • It also applies to dependent sources:
Fig. 4.17 for Example, find out Vo2232+428212V3A2O10SJTU
SJTU 10 Fig. 4.17 for Example, find out Vo