Typical Applications
LM158-LM258-LM358-LM158A-LM258A-LM358A
4
Typical Applications
(single supply voltage) V = +5V
cc
dc
Figure 18. AC coupled inverting amplifier
Figure 19. Non-inverting DC amplifier
Rf
100k
R2
R1
W
Rf
A
V= 1 +
A = -
V
R1
10k
W
R1
(as shown A = -10)
A
(As shown V = 101)
V
CI
W
10k
eO
+5V
Co
1/2
LM158
1/2
LM158
2VPP
0
eo
R
B
W
R
L
W
6.2k
10k
eI
R2
100k
R3
W
100k
~
V
W
R2
CC
1M
W
R1
W
10k
C1
m
10
F
0
eI
(mV)
Figure 20. AC coupled non-inverting amplifier Figure 21. DC summing amplifier
e 1
W
R1
100k
R2
1M
100k
W
W
R2
R1
A
= 1 +
V
(as shown A = 11)
V
C1
0.1 F
m
eO
1/2
LM158
Co
100k
W
1/2
LM158
2VPP
0
eo
CI
e 2
e 3
W
W
100k
R
B
W
R
L
10k
6.2k
100k
W
R3
1M
eI
~
W
100k
W
R4
100k
W
e 4
100k
W
V
CC
C2
R5
W
100k
eo = e1 + e2 - e3 - e4
where (e1 + e2) ≥ (e3 + e4)
to keep eo ≥ 0V
m
10 F
Figure 22. High input Z, DC differential amplifier Figure 23. High input Z adjustable gain DC
instrumentation amplifier
R1
100k
W
R4
100k
R3
100k
R4
100k
W
R2
100k
W
W
1/2
LM158
W
e1
R1
100k
eO
1/2
LM158
W
Gain adjust
R3
100k
R2
W
2k
R5
100k
W
W
1/2
LM158
1/2
LM158
R6
100k
R7
100k
W
V
o
+V1
+V2
W
1/2
LM158
e2
if R1 = R5 and
if R1 = R5 and R3 = R4 = R6 = R7
2R1
R3 = R4 = R6 = R7
eo = [1 +
] ( (e2 + e1)
2R1
eo = [ 1 +
] ( (e2 + e1)
-----------
R2
-----------
R2
As shown eo = 101 (e2 + e1)
As shown eo = 101 (e2 + e1)
10/16
STMICROELECTRONICS [ ST ]
