STK672-220-E 查看數據表（PDF） - ON Semiconductor
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STK672-220-E Datasheet PDF : 10 Pages
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Internal Block Diagram
5
4
STK672-220-E
φAB
φA Vref φBB
φB VCC2
8
9
12
6
7
10
3
2
Inhibit
11
Off
Time
setting
Off
Time
setting
Sample Application Circuit
VCC2=5V
PG
1
SUB
10
φA
φAB
φB
φBB
Inhibit
Ro1
Co2=10μF +
Ro2
9
2
8
3
7
4
6
5
11 STK672-220-E
12
1
Stepping motor
At least VCC1=24V
Co1=220μF +
S.GND
• The Co1 ground lead must be connected as close as possible to pin 1 on the hybrid IC.
• HC type CMOS levels are recommended as the input specifications for pins 6 to 9.
• In case of TTL input, connect a pull-up resistor. (Recommended value: 2kΩ)
• Excitation control input specifications
Corresponding output pin
Corresponding excitation control input signal
Active: High
Active: Low
2 pin
φB
φBB
3 pin
φBB
φB
4 pin
φA
φAB
5 pin
φAB
φA
P.GND
ITF02299
No.7465-3/10
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