0195136047.pdf

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1.2 LUMPED-CIRCUIT ELEMENTS 27

− 21


v(t), mV

v(t)

t, μs

5 μF

t, μs

i(t), mA

− 1 23456

− 21


25

− 50

250

10

− 1 23456

t, μs

w(t), pJ

− 21


(a)


− 1 23456

v(t)

i(t)
+


+

50

90

100

(^125) 122.5
40
10
− 21
i(t), mA
t, μs
− 1 23456
10
t, μs
v(t), mV
− 21
7 6 5 4 3 2 1
− 1 23456
t, μs
w(t), pJ
1
(b)
− 1 23456
i(t) 5 μF v(t)
i(t)




  • C 1 C 2 C 3 Ceq
    +v 1 (0)−+v 2 (0)−+v 3 (0)− v(0) = v 1 (0) + v 2 (0) + v 3 (0)
    A
    (c)
    A iB
    v
    B
    +−
    +−
    +−
    +−v
    A
    B
    v
    i
    i 1 i 2 i 3



  • (d)
    Ceq
    v(0)
    A
    B
    v v
    i







  • C (^2) −
    +v(0)

    C 1
    +v(0)

    C 3
    +v(0)

    Figure E1.2.3



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