bistable multivibrator circuit using 555 timer
IC 555 - Timer và những ứng dụng
Ngày tải lên :
06/11/2013, 22:15
... hãng CMOS
sản xuất .Sau ñây là bảng thông số của 555 có trên thị trường :
+ ðiện áp ñầu vào : 2 - 18V ( Tùy từng loại của 555 : LM555, NE555, NE 7555 )
+ Dòng ñiện cung cấp : 6mA - 15mA
+ ðiện ...
IC 555 - Timer và những ứng dụng
555 là một loại linh kiện khá là phổ biến bây giờ với việc dễ dàng tạo ñược xung ... chỉ là những thông số cơ bản của 555. Còn những thông số khác các pác tham khảo datasheet!
1 : Giới thiệu, sơ ñồ khối, sơ ñồ nguyên lý, chân của 555
IC thời gian 555 ñược du nhập vào những năm...
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Electronics and Circuit Analysis Using MATLAB P1
Ngày tải lên :
23/10/2013, 16:15
... LLC
â 1999 CRC Press LLC
Attia, John Okyere. “Matlab Fundamentals.”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC Press LLC, 1999
... vector t2. Also, for matrix
t3, t3(2,3) denotes the entry in the second row and third column. Using the co-
lon as one of the subscripts denotes all of the corresponding row or column.
For ... COMPLEX NUMBERS
MATLAB allows operations involving complex numbers. Complex numbers
are entered using function i or j. For example, a number
zj
=+
22
may be
entered in MATLAB as
z = 2+2*i...
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Electronics and Circuit Analysis Using MATLAB
Ngày tải lên :
27/10/2013, 23:15
...
CHAPTER TWELVE TRANSISTOR CIRCUITS
12.1 BIPOLAR JUNCTION TRANSISTORS
12.2 BIASING OF BJT DISCRETE CIRCUITS
12.2.1 Self-bias circuit
12.2.2 Bias stability
12.3 INTEGRATED CIRCUIT BIASING
12.3.1 ...
concepts, not with the aim of writing a textbook on circuit analysis and
electronics. Selected problems in circuit analysis have been solved using
MATLAB.
â 1999 CRC Press LLC
â 1999 ... Voltage of an RLC Circuit
6.3
AC Current and Voltage of a Circuit with Two
Sources
6.4
Unbalanced Wye-wye Connection
6.5
Network Function, Poles and Zeros of a Circuit
6.6
Inverse...
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Electronics and Circuit Analysis Using MATLAB P3
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27/10/2013, 23:15
... LLC
â 1999 CRC Press LLC
Attia, John Okyere. “Control Statements .”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC Press LLC, 1999
... that
xn
[]
=
1
for
n
≥ 0,
y
[]
−=
22
and
y
[]
−=
11
.
3.6 The equivalent impedance of a circuit is given as
Zjw jwL
jwC
eq
()
=+ +
100
1
If
L
= 4 H and
C
= 1 àF,
(a) Plot
Zjw
eq
()
versus ...
Write a MATLAB program to convert analog signal x to digital signal y. Test
the program by using an analog signal with the following amplitudes: -1.25,
2.57 and 6.0.
Solution
MATLAB...
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Electronics and Circuit Analysis Using MATLAB P2
Ngày tải lên :
27/10/2013, 23:15
... implying, plot x versus y using green color. Line and mark style may be added
to color type using the command
plot(x, y, ’+w’)
The above statement implies plot x versus y using white + marks. ... LLC
â 1999 CRC Press LLC
Attia, John Okyere. “Plotting Commands.”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC Press LLC, 1999
... Graph of Voltage versus Time of a Response of an RLC
Circuit
For systems that support color, the color of the graph may be specified using
the statement:
plot(x, y, g)
â 1999 CRC...
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Electronics and Circuit Analysis Using MATLAB P6
Ngày tải lên :
06/11/2013, 09:15
... Three-phase circuits are analyzed by converting the circuits into the
frequency domain and by using the Kirchoff voltage and current laws. The un-
known voltages and currents are solved using matrix ... following example shows how to obtain and plot the frequency response
of an RLC circuit.
Example 6.7
For the RLC circuit shown in Figure 6.13, (a) show that the transfer function is
Hs
Vs
Vs
s
R
L
ss
R
LLC
o
i
()
()
()
==
++
2
1
... CRC Press LLC
Attia, John Okyere. “AC Analysis and Network Functions.”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC Press LLC, 1999
...
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Electronics and Circuit Analysis Using MATLAB P5
Ngày tải lên :
06/11/2013, 09:15
...
V
R
(t)
L
R
i(t)
V(t)
Figure 5.6 RL Circuit with a Voltage Source
Using KVL, we get
L
di t
dt
Ri t V
S
()
()
+=
(5.8)
If the initial current flowing through the series circuit is zero, the solution ... CRC Press LLC
5.2 RL NETWORK
Consider the RL circuit shown in Figure 5.5.
L
R
V
o
(t)
i(t)
Figure 5.5 Source-free RL Circuit
Using the KVL, we get
L
di t
dt
Ri t
()
()
+=
0
... current response of a source-free RL circuit with
initial current
I
m
, and it represents the natural response of an RL circuit.
Figure 5.6 is an RL circuit with source voltage
vt V
S
()
=
....
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Electronics and Circuit Analysis Using MATLAB P4
Ngày tải lên :
06/11/2013, 09:15
... electrical circuits.
Example 4.1
For the circuit shown below, find the nodal voltages
VV
12
,
and
V
3
.
5 A 2 A50 Ohms
40 Ohms10 Ohms
20 Ohms
V
VV
1
2
3
Figure 4.1 Circuit with ...
VVV
b
=−
14
(4.31)
Using Ohm’s Law
I
VV
a
=
−
43
5
(4.32)
Using KCL at node 1, and supernode 1-2, we get
VVV
V
VV
b
114 23
210
5
8
0
+
−
−+
−
=
(4.33)
Using Equation (4.31), ... voltages for the circuit
shown in Figure P4.2. Solve the equations using MATLAB.
4 Ohms
2 Ohms
5 Ohms
3 Ohms
8 Ohms
6 Ohms
3 A
4 A 6 A
V
2
V
4
V
5
V
3
V
1
Figure P4.2 Circuit for Exercise...
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Tài liệu Electronics and Circuit Analysis Using MATLAB P12 pdf
Ngày tải lên :
13/12/2013, 01:15
... midband equivalent circuit of the
common-source amplifier. This is shown in Figure 12.24. The equivalent
circuit is obtained by short-circuiting all the external capacitors and open-
circuiting all ... versus Temperature
12.3 INTEGRATED CIRCUIT BIASING
Biasing schemes for discrete electronic circuits are not suitable for integrated
circuits (IC) because of the large number of ... frequency equivalent circuit of the common-emitter amplifier is
shown in Figure 12.15.
R
s
R
B
r
V
r
x
C
à
c
C
r
ce
R
c
R
L
B
B'
V
s
g
m
V
V
o
Figure 12.15 Equivalent Circuit of CE...
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Tài liệu Electronics and Circuit Analysis Using MATLAB P11 doc
Ngày tải lên :
13/12/2013, 01:15
... Figure 11.11 Non-Inverting Configuration
Using nodal analysis at node A
V
Z
VV
Z
I
aaO
12
1
0
+
−
+=
(11.22)
From the concept of a virtual short circuit,
VV
IN a
=
(11.23)
and ... zeros of the circuit shown in Figure P11.3. Use
MATLAB to plot the magnitude response. The resistance values are
in kilohms.
V
o
10
1 nF
V
in
1 nF
1
Figure P11.3 An Op Amp Circuit
... amp circuit connected in an inverted closed loop configuration is shown
in Figure 11.4.
I
1
I
2
Z
1
Z
2
V
o
V
in
Z
in
V
a
A
Figure 11.4 Inverting Configuration of an Op Amp
Using...
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Tài liệu Electronics and Circuit Analysis Using MATLAB P10 ppt
Ngày tải lên :
13/12/2013, 01:15
...
â 1999 CRC Press LLC
Attia, John Okyere. “Semiconductor Physics.”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC Press LLC, 1999
... <
=<<
0
0
(10.62)
The maximum electric field
E
qN W qN W
AP
s
DN
s
max
==
εε εε
00
(10.63)
Using Equation (10.47) or (10.48, Equation (10.63) becomes
E
qN N V V
NN
DAC S
SAD
max
()
()
=
−
+
2
0
εε
... temperature
is given as [1].
ET x
T
T
g
() . .
=−
+
−
117 4 37 10
636
4
2
(10.6)
Using Equations (10.1) and (10.6), we can calculate the electron concentration
at various temperatures....
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Tài liệu Electronics and Circuit Analysis Using MATLAB P9 docx
Ngày tải lên :
13/12/2013, 01:15
... the characteristics of diodes are presented. Diode circuit
analysis techniques will be discussed. Problems involving diode circuits are
solved using MATLAB.
9.1 DIODE CHARACTERISTICS
... current.
The output of the half-wave rectifier circuit of Figure 9.8 can be smoothed by
connecting a capacitor across the load resistor. The smoothing circuit is shown
in Figure 9.12.
When the ...
Solution
Using Thevenin Theorem, Figure 9.21 can be simplified into the form shown
in Figure 9.22.
â 1999 CRC Press LLC
â 1999 CRC Press LLC
9.5 ZENER DIODE VOLTAGE REGULATOR CIRCUITS...
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Tài liệu Electronics and Circuit Analysis Using MATLAB P8 ppt
Ngày tải lên :
13/12/2013, 01:15
... MATLAB program to obtain
a
n
and
b
n
for
n
= 0 ,
1, , 10 by using Equations (8.5) and (8.6).
(c) Resynthesis
g(t)
using 10 terms of the values
a
n
, b
n
obtained from part (b). ... LLC
â 1999 CRC Press LLC
Attia, John Okyere. “Fourier Analysis.”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC Press LLC, 1999
...
gt
ee
jn
jn t
n
n
()
()( )
()
exp( )
=
−−
+
−
=−∞
∞
∑
1
22
22
π
π
(8.22)
(ii) Using a MATLAB program, synthesize
gt
()
using 20 terms, i.e.,
â 1999 CRC Press LLC
â 1999 CRC Press LLC
...
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Tài liệu Electronics and Circuit Analysis Using MATLAB P7 pdf
Ngày tải lên :
13/12/2013, 01:15
... Figure P7.6 Circuit for Problem 7.6
7.7 For the op amp circuit shown in Figure P7.7, find the y-parameters.
+
-
V
1
V
2
I
1
I
2
R
3
R
1
R
2
R
4
R
5
+
-
Figure P7.7 Op Amp Circuit
... two-port
circuit contains no independent sources of energy and that the circuit is initially
at rest ( no stored energy). Furthermore, any controlled sources within the lin-
ear two-port circuit ... cascaded two-port networks is shown. Example problems in-
volving both passive and active circuits will be solved using MATLAB.
7.1 TWO-PORT NETWORK REPRESENTATIONS
A general two-port network...
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