TCA0372_05 Datasheet, PDF (5/10 Pages) ON Semiconductor – 1.0 A Output Current, Dual Power Operational Amplifiers

TCA0372, TCA0372B
V_CC = +15 V
V_EE = −15 V
A_V = +100
R_L = 50 W
E1
+
V_S/2
−
V_CC
+
E2
−
t, TIME (100 ms/DIV)
Figure 8. Sine Wave Response
R_x
V_in
R1
+
10 k
−
R3
5.0 W
R2
10 k
V_S = Logic Supply Voltage
Must Have V_CC > V_S
E1, E2 = Logic Inputs
Figure 9. Bidirectional DC Motor Control with
Microprocessor−Compatible Inputs
0.1 mF
V_S
0.1 mF
+
−
R6
10 k
R5
10 k
R7 10 k
R8 10 k
For circuit stability, ensure that R_x >
2R3 @
RM
The voltage available at the terminals of the
R1 _{where, RM =}
motor is: VM +
internal resistance of motor.
2 (V1 – ^V2S) ) |Ro| @ IM
where, |R_o| =
2R3 @
Rx
R1
and I_M is the motor current.
Figure 10. Bidirectional Speed Control of DC Motors
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