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university:courses:tutorials:alm-milli-ohm-meter [22 Nov 2021 16:12] Doug Mercer created |
university:courses:tutorials:alm-milli-ohm-meter [07 Feb 2022 16:18] Doug Mercer [Applying the technique] |
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The output voltage of the AD8210 is given by:\\ | The output voltage of the AD8210 is given by:\\ | ||
- | <m>V¬_OUT = I_SHUNT × R_SHUNT × 20</m> | + | <m>V_OUT = I_SHUNT * R_SHUNT * 20</m> |
Rearranging for the measured current:\\ | Rearranging for the measured current:\\ | ||
- | <m>I¬_SHUNT = V_OUT /(R_SHUNT × 20)</m> | + | <m>I_SHUNT = V_OUT /(R_SHUNT * 20)</m> |
We can also flip this equation around to measure resistance:\\ | We can also flip this equation around to measure resistance:\\ | ||
- | <m>R¬_DUT = V_OUT /(I_TEST × 20)</m> | + | <m>R_DUT = V_OUT /(I_TEST * 20)</m> |
====Using the ADALM1000==== | ====Using the ADALM1000==== |