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Sample Application Circuits
(1) DC motor control
LB1650
(2) DC motor control (Forward, reverse)
Vinh
H
H
L
A M1
H Brake
L Forward
X Open*
B M2
H Forward
L Brake
X Open*
X : don’t care
(3) Stepping motor control (Bipolar drive)
Input
Function
Vinh
C=H D=L
C=L D=H
C=D
Forward (right)
Reverse (left)
Brake
Vinh=L C=X D=X Open*
* : High impedance
No.1530-3/5