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UX-A7DVD
4.15 LB1641 (IC741) : DC Motor driver
• Pin layout
1
2
3
GND OUT1 P1
VZ
4.16NJM4580M-X (IC211) : Ope. amp
• Block diagram
A OUT
1
A -IN
2
A
A +IN
3
V -
4
1-56 (No.22013)
4
5
6
7
8
9
IN2 VCC1 VCC2 P2
OUT2
IN1
8
7
B
6
5
• Pin function
Input
IN1
IN2
0
0
1
0
10
0
1
1
1
V +
B OUT
B - IN
B +IN
Output
Mode
OUT1
OUT2
0
0
Brake
1
0
CLOCKWISE
0
1
COUNTER-CLOCKWISE
0
0
Brake
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