1756-EN3TR AB 1756模块
1756-EN3TR AB 1756模块
IR2175线性电流传感芯片作用是将电流信号从伺服电机的驱动电路转换倒低端驱动电路,以便控制电路进行处理。在伺服电机相电路中串联一个取样电阻,随着电机相电流的变化,取样电阻上面产生一个很小的交流电压信号作为IR2175电流传感器IC的输入。 IR2175的zui大输入电压为+260mV,因此,过载电流流过取样电阻时所产生电压应为260mV。在IR2175的电路中,交流输入信号被转换成载频为130kHz的PWM 信号,经过电平转换,PWM信号被转换成了以地为参考点的信号。
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1756-L55
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1746-HSCE
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1747-L551B
1747-SDN
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