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Компоненты Описание
SMA7036M Просмотр технического описания (PDF) - Sanken Electric co.,ltd.
Номер в каталоге
Компоненты Описание
производитель
SMA7036M
2-Phase Stepper Motor Unipolar Driver IC
Sanken Electric co.,ltd.
SMA7036M Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
2-Phase Stepper Motor Unipolar Driver IC (2-Phase Excitation)
SMA7036M
s
Internal Block Diagram
16
5
8
14
10 15
Reg.
Oscillator
Chopping
blanking timer
(5
µ
s typ)
MOSFET
gate drive
Chopping
OFF timer
+
circuit
(12
µ
s typ)
−
Synchronous
chopping
circuit
Reg.
Chopping
blanking timer
(5
µ
s typ)
Oscillator
MOSFET
+
Chopping
OFF timer
gate drive
−
(12
µ
s typ)
circuit
Synchronous
chopping
circuit
1, 6, 10, 15pin
Description of pins
Excitation input
Active H Active L
1pin OUT A OUT A
6pin OUT A OUT A
10pin OUT B OUT B
15pin OUT B OUT B
7
2
4
3 13
12
11
9
s
Diagram of Standard External Circuit (Recommended Circuit Constants)
Vcc (46V max)
+
Vb (5V)
PchMOS
r1
r2
8
V
S
2
Sync
A
11
Sync
B
1
6
10 15
SMA7036M
IN
A
5
IN
B
14
Rs
A
Ref
A
Ref
B
Rs
B
G
A
G
B
7
3 13
9
4
12
Rs
Rs
Excitation signal time chart
2-phase excitation
clock 0
1
2
3
0
1
IN
A
H
H
L
L
H
H
IN
A
IN
B
L
H
H
L
L
H
r
1
: 8k
Ω
r
2
: 2k
Ω
(VR)
IN
B
R
S
(1 to 2W) : 1
Ω
typ
PchMOS : HN1J02FU (Toshiba)
Inv
: 7404
Inv
Disable (High Active)
SMA7036M
13
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