Typical applications
LM158-LM258-LM358
5
Typical applications
Single supply voltage V
CC
= +5V
DC
.
Figure 19. AC coupled inverting amplifier
R
f
100k
W
R1
10k
W
1/2
LM158
Figure 20. Non-inverting DC amplifier
10k
W
1/2
LM158
e
O
A
V
= 1 + R2
R1
(As shown A
V
= 101)
+5V
C
I
R1
(as shown A
V
= -10)
C
o
0
e
o
R
L
10k
W
2V
PP
A
V
= -
R
f
R1
10k
W
C1
10
m
F
e
0
O
(V)
e
I
~
R2
100k
W
V
CC
R
B
6.2kW
R3
100kW
R2
1M
W
e
I
(mV)
Figure 21. AC coupled non-inverting amplifier Figure 22. DC summing amplifier
R1
100kW
C1
0.1mF
1/2
LM158
R2
1MW
e
1
100kW
A = 1 + R2
V
R1
(as shown A
V
= 11)
C
o
0
e
o
R
L
10k
W
2V
PP
e
2
e
3
100k
W
100kW
100kW
e
4
100kW
100kW
1/2
LM158
e
O
C
I
R
B
6.2kW
e
I
~
R3
1M
W
R4
100kW
V
CC
C2
10
m
F
R5
100kW
e
o
= e
1
+ e
2
- e
3
- e
4
where (e1 + e
2
)
≥
(e
3
+ e
4
)
to keep e
o
≥
0V
Figure 23. High input Z, DC differential
amplifier
R2
100kW
R1
100kW
1/2
LM158
Figure 24. High input Z adjustable gain DC
instrumentation amplifier
R1
100k
W
R4
100kW
e
1
1/2
LM158
R3
100k
W
R4
100k
W
R3
100kW
1/2
LM158
R2
2k
W
Gain adjust
1/2
LM158
e
O
R5
100k
W
+V1
+V2
if R1 = R5 and R3 = R4 = R6 = R7
e
o
= [1 +
2R1
] ( (e
2
+ e
1
)
-----------
R2
V
o
1/2
LM158
e
2
R6
100k
W
R7
100k
W
if R1 = R5 and
R3 = R4 = R6 = R7
e
o
= [ 1 +
2R1
] ( (e
2
+ e
1
)
-----------
R2
As shown e
o
= 101 (e
2
+ e
1
)
As shown e
o
= 101 (e
2
+ e
1
)
10/19
STMICROELECTRONICS [ STMICROELECTRONICS ]
