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用SABER仿真一个电路.出现如下提示..请问是什么原因??谢谢!!

Solve returns: Too many iterations
?   0             012600  7.250s     7.922s
Automatic algorithm selection exhausted
*** ERROR "ALG_ITERATIONS" *** Too many iterations
Partial results were written to the initial point "dcerr".

System size:
         144 analog variables
           0 digital variables
         149 components and subsystems
          40 nonlinear components

Algorithm:
          11 time steps
          21 backtracks
           0 rollbacks
         302 Newton iterations
       12600 Katzenelson iterations
        27.4 Newton iterations/timestep

CPU times:

         18m sec/nonlinear device/timestep
        657u sec/nonlinear device/Newton iteration

execution time= 7.94 sec.
messages given: 1 error
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domono
LV.7
2
2005-09-29 12:51
瞬态分析出现不收敛的情况. 你的电路或者分析设置有问题.
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niejiannj
LV.1
3
2020-11-18 22:21
这种情况一般是电流过大,变得无限大引起的,看看那里引入了冲击波或者短路了电容引起的,我之前是一个开关引起了冲击噪声,导致电流超级大报错,后来把开关去掉了,就好了。
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