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谢谢diablo77521,找到了pspice model editor。但是弹出对话框(见附件),并出现问题:-( G- a1 Y1 X) U. Z9 `- W* d; q. I
-------------- Simulation Profile: SCHEMATIC1-bias ---------------) w; M, a, ?4 d7 c8 w
Simulation running...
& g& h k( g8 ]6 a5 F- O- b3 c7 @** Profile: "SCHEMATIC1-bias" [ D:\OrCAD\OrCAD_10.5\tools\222-pspicefiles\schematic1\bias.sim ]
s7 A! W- L( p L9 x O" ~Reading and checking circuit( @( p! U! K( Y7 L, ]& {1 ~- W
Circuit read in and checked, no errors
/ q5 Y" J+ X6 [# z& i& pCalculating bias point a0 z# }0 [2 z4 n1 y- y1 I
Starting power supply stepping4 m( e$ D( o! p
Convergence problem in bias point calculation& s+ X# v6 N ^7 B+ P# G! J- _
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These voltages failed to converge:
. a. ^) I. A1 \( E ! M+ o, \! k& F
V(X_U1.X_U1.X_U1.A2) = 108.89mV \ 108.77mV
: W# B: M; K# ^$ ~2 o V(X_U1.X_U1.X_U2.A2) = 55.32mV \ 55.22mV; \8 C% U' a# u; v0 y4 e
V(X_U1.X_U2.X_U2.A2) = 55.40mV \ 55.46mV+ c6 q* O' E7 Y& [, U, G
Simulation paused4 e& g$ q! B3 ` Y* O9 @/ S2 L7 ]4 Q
不知道这是怎么回事?
. W, f7 p# W3 `8 e# Q谢谢!# G$ `% q b% P0 w& C
' h [; m# u$ ]1 ~+ H B) a8 y5 ][ 本帖最后由 duan1234 于 2008-8-12 10:01 编辑 ] |
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