Motor Drivers, Stepper | STK672-640AN-E

单极 2 相步进电机驱动器

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STK672-640AN-E 是一款混合集成电路，适合用作带有 PWM 电流控制的单极 2 相步进电机驱动器。它包括内置控制器，基于单极恒定电流 PWM 系统。STK672-640AN-E 提供了内置的 4 相分布步进电机控制器，支持应用简化和标准化。它支持五种励磁方法：2 相和 1-2 相励磁、可控制分为 1/2 步进单位的步进电机的基本步进角度。它还通过时钟信号即可实现电机速度控制。使用此混合集成电路，设计人员能够实施可提供高电机转矩、低振动水平、低噪声、快速响应和高能效驱动的系统。另外，STK672-640AN-E 还具有针对过电流和过热的保护功能。还推出了小封装型 STK672-642AN-E，没有联接散热的孔。

  • Computing & Peripherals
  • Industrial

  • Multi-Function Printer
  • Document Scanner
  • Vending Machine

  • Micro stepping controller built in
  • Protective function against over-current and over-heat built in
  • Current detection resistors built in

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STK672-640AN-E

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SIP-19

127CF

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0

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15

N

10

52

4.75

5.25

4

20

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