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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
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此图显示了TB9057FG H桥电机预驱动IC的内部。

H桥预驱IC设计用于电动助力转向系统(EPS)等大电流应用

  • H桥预驱电路(需要外部FET)
  • 内置电荷泵(VB = +7V或更高)
  • 低压驱动的低边预驱电路(使用电荷泵来提高电源电压)
  • 电机旋转方向检测的内置电路
  • 高速预驱电路
  • 内置高速高精度电机电流检测电路
  • 双重电源和接地端子,以确保功能安全
  • 各种检测电路(欠压检测、FET短路检测、热关断)
  • 电源电压:40V峰值(甩负荷)
  • 工作电压:5至21V
  • PWM频率:20kHz
  • 工作温度:Ta = -40至+125 ℃
  • 封装:LQFP48

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