* 3.3 V feedback setpoint: nominal values Vref ref 0 1.25 Ereg out 0 ref fb 1e6 Rtop out fb 16.4k Rbottom fb 0 10k Rload out 0 1k .tran 0 1m 0 10u .meas tran vout FIND V(out) AT=1m .meas tran pass PARAM if(vout>=3.2175,if(vout<=3.3825,1,0),0) .end