test buck cycle-by-cycle vm.net

开关电源的设计及仿真.rar

* source CHAPTER 2_1
L_L1         VOUT N716813  75u  
V_V7         N716967 0 {R2}
R_Resr         N716523 VOUT  10m  
V_Vref         N716571 0 2.5
R_R31         N717015 0  1k  
X_U10         N716571 N716321 ERR AMPSIMP PARAMS:  POLE=10Meg GAIN=30000
+  VHIGH=1.9 VLOW=10mV
C_C3         N716321 N716329  {C3}  
R_Rupper         N716321 VOUT  {Rupper}  
V_V8         N716979 0 {C1}
V_Vin         N716505 0 10
V_Vsaw         VSAW 0  
+PULSE 0 2 0 9.9u 1n 1n 10u
R_Rlower         0 N716321  10k  
C_C2         ERR N716321  {C2}  
V_V10         N717003 0 {C3}
V_V11         N717015 0 {R3}
R_R2         N7323931 N716321  {R2}  
V_V13         N716901 0  
+PWL 0 0 10m 0 10.1m 5 12m 5 12.1m 0 
V_V9         N716973 0 {C2}
E_E1         N721575 0 VALUE { { IF ( V(ERR, VSAW)>0, 5, 0 ) } }
R_R30         N717003 0  1k  
R_R5         N716807 N716813  20m  
X_S2    PWM 0 N716505 N716807 test_buck_cycle-by-cycle_VM_S2 
R_R3         N716329 VOUT  {R3}  
X_S1    N716901 0 VOUT 0 test_buck_cycle-by-cycle_VM_S1 
C_Cout         N716523 0  100u IC=4.8 
D_D1         0 N716807 Dbreak 
R_R22         N716979 0  1k  
R_R26         N716967 0  1k  
R_R25         N716973 0  1k  
R_R32         N721575 PWM  10  
C_C4         0 PWM  100p  
C_C1         ERR N7323931  {C1}  
.PARAM  C2={1/(2*pi*Fc*G*Rupper)} Gfc=-2.3 C3={1/(2*pi*Fc*R3*SQRT(K))} R2=
+ {SQRT(K)/(2*pi*Fc*C1)} R3={Rupper/(K-1)} G={10**(-Gfc/20)} K=
+ {PWR(tan((boost/4+45)*pi/180),2)} pfc=-169 Ropto=1k pi=3.14159 Fc=5k boost=
+ {pm-pfc-90} pm=45 Rupper=10k C1={C2*(K-1)}

.subckt test_buck_cycle-by-cycle_VM_S2 1 2 3 4  
S_S2         3 4 1 2 Sbreak2
RS_S2         1 2 1G
.ends test_buck_cycle-by-cycle_VM_S2

.subckt test_buck_cycle-by-cycle_VM_S1 1 2 3 4  
S_S1         3 4 1 2 Sbreak
RS_S1         1 2 1G
.ends test_buck_cycle-by-cycle_VM_S1