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Número de pieza
componentes Descripción
STK672-630C-E Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Fabricante
STK672-630C-E
2-phase Stepping Motor Driver
ON Semiconductor
STK672-630C-E Datasheet PDF : 26 Pages
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Block Diagram
STK672-630C-E
VDD=5V 9
MODE1 10
N.C 11
MODE2 17
CLOCK 12
CWB 13
RESETB 14
ENABLE 15
FAULT1 16
N.C 18
Vref 19
FAULT2 VrefOP
A
AB
8
7
4
5
Excitation mode
selection
Phase
advance
counter
Power-on
reset
VDD
Phase
excitation
signal
generator
Latch
Circuit
Latch
Circuit
Output
open
detection
Overcurrent
detection
F1
F2
FAO
FAB
FBO
FBB
R1
FAULT1
FAULT2
signal
AI
Current control
chopper circuit
BI
Vref/4.9
Overheating
Latch
detection
Circuit
Vref
Amplifier
VSS
VSS
B
BB
3
1
F3
F4
R2
2 P.G2
6 P.G1
Sample Application Circuit
VDD(5V)
CLOCK
MODE1
MODE2
CWB
ENABLE
FAULT1
FAULT2
STK672-630C-E
9
12
10
17
13
15
RESETB
14
A
4
AB
5
3B
BB
1
2 phase stepping motor driver
R01
R03
16
8
Vref
19
R02
0.1
μ
F
C02
P.G2
2
6
P.G1
18
N.C
VCC
24V
+
C01
at least 100
μ
F
P.GND
No. A2115-4/26
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