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Title: 2345 Download
 Description: Practical step motor drive circuit Using LM331, PMM8713, and SI- 7300A designed four-phase stepping motor Machine drive circuit, the drive circuit has a reliable, high efficiency, torque-frequency characteristics of good Characteristics, and applied to automatic CNC plasma arc to increase the system pressure
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 To Search: PMM8713 lm331
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实用的步进电机驱动电路.pdf
    

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