
108 OPERATIONAL AMPLIFIERS
Figure 5.13 Amplifier having a
mid-band voltage gain of 10
{inverting) and frequency
response tailored for the range
100 Hz to 5 kHz {approximately)
Input
0 V
Figure 5.14 Frequency response
of the circuit shown in
Figure 5.13
100
1
k
Frequency (Hz)
10k
+ 18 V
Figure 5.15 Single supply rail
version of the circuit shown in
Figure 5.13
Input
0 V
The available supply voltage should be greater than twice the minimum
single supply rail voltage but less than twice the maximum single supply
rail voltage. A 741, for example, will operate correctly in the circuit of
Figure 5.15 over a range of supply voltages extending fro