Ask
Search
Ask Question
Login
×
×
Welcome back.
and 5 others joined a min ago.
Continue with Google
Continue with email
0
1.5k
views
Draw small signal hybrid π equivalent circuit for npn transistor.
written
3.9 years ago
by
teamques10
★
69k
engineering physics
ADD COMMENT
FOLLOW
SHARE
EDIT
1 Answer
0
40
views
written
3.9 years ago
by
teamques10
★
69k
The small Signal resistance
r
π
.
A dependent current source
g
m
V
b
e
.
A small signal resistance
r
π
is defined as,
r
π
=
V
b
e
I
b
Alternate equation for
r
π
is
r
π
=
V
b
e
I
B
Q
=
β
F
V
T
I
C
Q
r
π
is called as diffusion resistance or base emitter input resistance.Note that value of resistance is depends on Q-point parameters.
At output side of …
Create a free account to keep reading this post.
and 2 others joined a min ago.
Continue with Google
Continue with email
ADD COMMENT
SHARE
EDIT
Please
log in
to add an answer.
Community
Users
Levels
Badges
Content
All posts
Tags
Dashboard
Company
About
Team
Privacy
Submit question paper solutions and earn money