I need to take a 0-5V signal and scale it to a 0-1.5V signal. How can I do this?
Here's a voltage-divider circuit with bufferred output that'll divide your 0-5V input down to 0-1.5V output. Buffer amp is optional if you're ok with an output impedance of >=22K.







simulate this circuit &ndash; Schematic created using CircuitLab