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05/28/09 13:32
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#165677 - Proportional voltage conversion...
Hi. I'm working with a sensor that has an output voltage ranging from 0 to supply voltage where the supply voltage is from 4.5v to 10v. I want to use this as the input to an ADC on a LPC935, so I need to translate the voltage to give a range of 0-3v (I'm intending to supply the sensor with 5v).

My immediate thought was to use a pair of resistors in a potential divider circuit, but I'm not sure that there isn't a better method of doing this.

Any thoughts?

Thanks,

Rob.

List of 7 messages in thread
TopicAuthorDate
Proportional voltage conversion...            01/01/70 00:00      
   Depends on output resistance            01/01/70 00:00      
      output resistance...            01/01/70 00:00      
   maybe            01/01/70 00:00      
      As above...            01/01/70 00:00      
         this will approximate it            01/01/70 00:00      
            Thanks            01/01/70 00:00      

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