Motor Drivers, Stepper | LV8726TA

步进电机预驱动器，PWM，恒定电流控制，微步

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LV8726 是一款双极步进电机驱动器，具有超小微步驱动功能。该器件使用外部双 H 桥，由 P 沟道和 N 沟道 MOSFET 组成。运行电压范围为 9V 到 55V，适用于各种工业应用。对于所有 H 桥实施了同步整流控制，可最大程度减小 MOSFET 开关期间的功耗。该器件使用 PWM 实施恒定电流控制。步进序列器从半步到 1/128 微步，由时钟输入驱动。配置寄存器可通过 SPI 串行接口编程。为了进一步提高能效，该器件可进入节电待机模式。

  • Industrial
  • Computing and Peripherals

  • Textile machine
  • Packing machine
  • Large printer
  • Engraving machine
  • Industrial instrument

  • 1 channel PWM constant-current control stepper motor pre driver of P-N channel MOSFET drive
  • 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128 Step
    and 1/3, 1/6, 1/12, 1/36, 1/5, 1/10, 1/20, 1/50, 1/100 Step are selectable.
  • Advance the excitation step with the only step signal input
  • 8-bit 3-wire serial control
  • Low voltage protection circuit
  • Over-current protection circuit
  • Thermal shutdown circuit
  • With enable pin (ST pin)
  • BiCDMOS process IC
  • Input pull down resistance

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