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  • Users: johnxavier
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  1. johnxavier

    Stepper motor drive details

    Hello all I am currently working on a project to drive a stepper motor (bipolar). I am using national make LM18200T. The device capable of withstanding upto 55V and 3A maximum drive. It has very low on resistance and hence the device is not getting heated up even continous drive upto 2A.But I...
  2. johnxavier

    Amplify signal level from microvolts to 5Volts

    My project is to detect the object distace by using ultrosonic sensors. The signal from the sensor is in the order or microvolts. Can I use OP-AMP to amlifiy the signal to give to microcontrollers. Please suggest the part number of the OP-amp (which is easily available) I can try to amplify...

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