Gmin stepping failed Starting source stepping with srcstepmethod=0 Could not converge to DC with ...
Direct Newton iteration failed to find .op point. (Use ".option noopiter" to skip.)Starting Gmin steppingSingular matrix: Check node u002 Iteration No. 1Initial Gmin=10 failedGmin stepping failedStarting source stepping with srcstepmethod=0Singular matrix: Check node u002 Iteration No. 1Singula...
Source stepping failed Pseudo Transient failed in finding the operating point at 5 µs. Fatal Error: Analysis Failed: Iteration limit reached Code:[Select] Good run with LT1494 Circuit: * C:\Users\Owner\Documents\LTspiceXVII\OpAmp.asc ...
首先 value=｛2*v(v1)｝；其次，LT貌似不做输入参数的迭代，所以会有这样的错误提示（如果能就直接能仿TCM了）最后N-R解吉尔霍夫的时候，只计算节点电压，所以两点电压差用｛v(label1)-v(label2)｝