17
7.4 The Step-Response
of a RC Circuit (2)
•
Integrating both sides and considering the initial
conditions, the solution of the equation is:
Final value
at t -> ∞
Initial value
at t = 0
Source-free
Response
Complete Response =
Natural response
+
Forced Response
(stored energy)
(independent source)
=
V
0
e
–t/τ
+
V
s
(1–e
–t/τ
)