"Chapter 1 - The Op Amp's Place in the World" - HTL Wien 10

Simultaneous Equations
4-20
|b| V CC R F
R G1 5 R F
R G2 1
RG2 RF
20
100 k
0.2 0.2
The final equation for this example is given in Equation 4–63.
V OUT –20V IN 1
(4–63)
(4–64)
(4–65)
The final circuit is shown in Figure 4–20 and the measured transfer curve for this circuit
is shown in Figure 4–21.
RG1
1 kΩ
+5V
VIN RG2A RG2B
51 kΩ 51 kΩ
0.01 µF
Figure 4–20. Case 4 Example Circuit
D1
_
+
+5V
RF
20 kΩ
0.01 µF
RL
10 kΩ
VOUT