Potential Divider Calculator

Site Home

Electronics Home

Calculator Index

About Us

Privacy Policy
Enter known values then click on the appropriate Calculate button. Clicking Calculate R1 and R2 will find the optimum pair of resistors from the selected range of preferred values, for a given Vin and Vout.

    schematic diagram of potential divider    
Preferred Value Series: E6    E12    E24    E48    E96   
Resistor Tolerance: 5%    1%    0.5%   0.1%   Other %
 
Which voltage is fixed?: Vin    Vout   
Voltage Tolerance:

5%    1%    0.5%    0%   Other %

 Image used as spacer to prevent lines in table wrapping
Ideal Values
Vin V
Vout V
R1
R2

Real Values
Maximum        Typical        Minimum
Vin V         Vin V         Vin V
Vout V         Vout V         Vout V
R1         R1         R1
R2         R2         R2
Related links

T Attenuator

Pi Attenuator



Whilst I try to keep the information on this site accurate, I'm only human and I do occasionally make mistakes. I therefore advise you to check any information before using it for anything important. If you do find any errors, please let me know so that I can correct them.

Click here to report an error on this page.

This page was last changed on: 02 August 2021.

Thanks for visiting my site.