您好!
对于双开关正向转换器、我面临 UC3845的 PSpice 模型收敛问题。 两个续流二极管、MOSFET 和 UC3845无法收敛。 是否有人可以指导我如何进行设置或更改以调试此问题?
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尊敬的 Teng:
请找到随附的仿真原理图快照。
为此,我尝试了自动收敛,但仍然存在收敛错误,如下所示:
这些设备无法收敛:
X_U115.G_Miller X_U115.G_Coss X_U125.XDRIVE.M1 X_U125.XDRIVE.M2 Q_Q6
Q_Q5
上次尝试的节点电压为:
节点电压节点电压节点电压节点电压
(D) 2883.2000 (CS) 4127.0000 (FB) 3.1089 (DRV) 112.8E+03
(V18V) 12.1970 (VGSL) 11.44E+03 (VGSU) 798.7E+03 (VBULK) 325.0000
(N2075040) 70.60E+03 (N2075050) 1109.4000
(N2075056) 576.7700 (N2075074) 12.5060
(N2075542) 12.0040 (N2076336) 12.7830
(N2076356) 4.5646 (N2076452) 3.1095
(N2076480) 3.1089 (N2076484) 20.0000
(N2076628) 13.3690 (N2076698) 5.1060
(N2076714) 2108.4000 (N2076836) 13.5640
(N2076870)-1.2947 (N2076982) 4.5609
(N2078287) 1.017E+06 (N2078291) 1.015E+06
(N2078375) 797.8E+03 (N2078381) 791.4E+03
(N2078429)-786.9E+03 (N2078453) 112.8E+03
(N2078587)-377.5E+03 (N2078691) 229.8E+03
(N2078821) 227.3E+03 (N2078891) 10.53E+03
(X_U112.5) 1.017E+06 (X_U112.6) 1.017E+06
(X_U114.d) 9.999E+09 (X_U114.g) 5375.0000
(X_U114.s) 127.3000 (X_U115.d) 10.00E+09
(X_U115.g) 792.6E+03 (X_U115.s) 791.4E+03
(X_U123.4) 3.1078 (X_U123.6) 12.7830
(X_U123.7)-7.970E-09 (X_U123.8)-17.12E-09
(X_U124.4) 7.0559 (X_U124.5) 1773.4000
(X_U124.6) 1774.8000 (X_U124.7) 1773.4000
(X_U125.5) 0.0000 (X_U125.6) 5.0000
(X_U125.7) 0.0000 (X_U125.8) 4.6418
(X_U125.9) 2.1089 (N20784690) 753.0E+03
(X_U112.20) 4127.0000 (X_U112.21) 4127.0000
(X_U114.aa)-79.9980 (X_U114.BA)-80.T10
(X_U114.D1)-786.9E+03 (X_U114.G2) 11.44E+03
(x_U114.ss) 4127.0000 (X_U114.sx) 4127.3000
(X_U114.Tj) 27.0000 (X_U115.aa)-79.9960
(X_U115.BA)-80.T10 (X_U115.D1) 325.0000
(X_U115.G2) 798.7E+03 (X_U115.ss) 791.4E+03
(x_U115.sx) 791.4E+03 (X_U115.Tj) 27.0000
(X_U125.10) 5.0000 (X_U125.11).5468
(X_U125.12) 1.6405 (X_U125.13) 5.0000
(X_U125.16).5468 (X_U125.19) 20.0000
(X_U125.21) 5.0000 (X_U125.22) 5.0025
(X_U125.50) 5.0000 (X_U125.51) 0.0000
(X_U114.d1K)-786.9E+03 (X_U114.d1z)-786.9E+03
(X_U115.D1K) 325.0000 (X_U115.D1z) 327.8800
(X_U125.150) 5.0000 (X_U125.191) 20.0000
(X_U114.11xy)-907.3E+03 (X_U114.Alfa) 2.000E-12
(X_U114.d1zd)-786.9E+03 (X_U114.Dev1) 9.999E+09
(X_U114.Dev2) 0.0569 (X_U114.Dev3) 0.0000
(X_U114.dfet)-907.3E+03 (X_U114.eep) 9.967E+09
(X_U115.11xy)-120.1E+03 (X_U115.Alfa) 2.000E-12
(x_U115.d1zd) 327.8800 (X_U115.Dev1) 9.999E+09
(X_U115.Dev2)-2.0068 (X_U115.Dev3) 0.0000
(X_U115.dfet)-120.1E+03 (X_U115.eep) 9.968E+09
(X_U114.11xxx) 4127.0000 (X_U114.Alfa2) 43.30E-12
(X_U114.Dev1c) 9.999E+09 (X_U114.Dev2c) 0.0569
(X_U114.Dev3c) 0.0000 (X_U114.Val)-5.400E-12
(X_U115.11xxx) 791.4E+03 (X_U115.Alfa2) 43.30E-12
(X_U115.Dev1c) 9.999E+09 (X_U115.Dev2c)-2.0068
(X_U115.Dev3c) 0.0000 (X_U115.Val)-5.400E-12
(X_U125.XAMP-2) 2.7521 (X_U125.XAMP.3) 2.9186
(X_U125.XAMP.5) 2.5281 (X_U125.XAMP.6) 2.5281
(x_U114.d_deep) 9.998E+09 (X_U115.d_deep) 9.999E+09
(X_U125.XAMP.10) 2.5530 (X_U125.XAMP.13) 2.3348
(x_U114.d1bvds1)-786.9E+03 (X_U115.d1bvds1) 325.0000
(X_U125.XDRIVE.2) 252.2700 (X_U125.XDRIVE.3) 252.2700
(X_U125.XLATCH.3) 5.0000 (X_U125.XLATCH.4) 5.233E-09
(X_U125.XLATCH.7) 43.12E-09 (X_U125.XLATCH.8) 5.0000
(X_U125.XLATCH.9) 0.0000 (X_U125.XLATCH.10) 5.0000
(X_U125.XToggle) 5.0000 (X_U125.XToggle 4) 5.0000
(X_U125.XToggle) 43.12E-09 (X_U125.XToggle 8) 5.0000
(X_U125.XToggle) 0.0000 (X_U125.XToggle 10) 5.0000
(x_U125.XLATCH.x1.5) 5.0000 (X_U125.XLATCH.x2.5) 0.0000
(X_U125.XLATCH.X3.5) 0.0000 (X_U125.XLATCH.X4.5) 5.0000
(X_U125.XLATCH.X5.5) 5.0000 (X_U125.XLATCH.X6.5) 0.0000
(X_U125.XLATCH.X7.3) 0.0000 (X_U125.XLATCH.X8.3) 5.0000
(X_U125.XToggle.x1.5) 5.0000 (X_U125.XToggle.x2.5) 0.0000
(X_U125.XToggle.X3.5) 0.0000 (X_U125.XToggle。X4.5) 5.0000
(X_U125.XToggle.X5.5) 5.0000 (X_U125.XToggle。X6.5) 0.0000
(X_U125.XToggle.X7.3) 5.0000 (X_U125.XToggle。X8.3) 5.0000
请帮我解决此问题。