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开关电源的设计及仿真.rar

* source CHAPTER 4
L_L1         N740993 VOUT  2.2u  
R_R2         0 VOUT  2.3  
V_V3         N743743 0 350
X_U4         N746619 A B VCO2 PARAMS:  FMIN=70k FMAX=250k DT=250n SS=500u
Q_Q1         0 A AA PN2907
X_U3         AA BB N743481 HB 0 N743643 XFMR2 PARAMS:  RATIO1=-4 RATIO2=4
D_D2         N743643 N743623 D1N4148 
D_D1         N743481 N743485 D1N4148 
D_D5         N740997 N740993 MBR20100 
R_R6         N743623 GL  10  
L_Lmag1         BB AA  500u  
D_D6         N741001 N740993 MBR20100 
Q_Q2         VCC A AA PN2222
R_R7         N743643 N743637  1k  
D_D7         0 N741001 MBR20100 
D_D8         0 N740997 MBR20100 
Q_Q6         0 N743637 GL PN2907
R_R3         A AA  220  
Q_Q3         0 B BB PN2907
R_R4         N743485 GU  10  
V_V1         N746619 0 180m
L_Ls         HB N741293  200u  
V_V2         VCC 0 15V
Q_Q4         VCC B BB PN2222
C_C3         N753340 0  470u IC=19 
L_Lmag         N741293 N741301  1.2m  
R_R5         N743481 N743499  1k  
R_R9         N753340 VOUT  100m  
C_C2         N741091 0  2.2mF IC=19 
X_U2         N741293 N741301 N740997 N741001 XFMR1 PARAMS:  RATIO=140m
M_M1         N743743 GU HB HB IRF520
R_R8         B BB  220  
R_R1         N741091 N740993  100m  
Q_Q5         HB N743499 GU PN2907
M_M2         HB GL 0 0 IRF520
C_C1         0 N741301  20n