Version 4
SHEET 1 2260 2504
WIRE 736 -176 -48 -176
WIRE 1328 -176 1088 -176
WIRE 736 -160 736 -176
WIRE 1088 -160 1088 -176
WIRE 736 -64 736 -80
WIRE 736 -64 480 -64
WIRE 304 -48 304 -80
WIRE 480 144 480 -64
WIRE 480 144 -48 144
WIRE 1088 144 1088 -80
WIRE 1088 144 480 144
WIRE 736 256 640 256
WIRE 1056 256 736 256
WIRE 1232 256 1184 256
WIRE 112 272 -48 272
WIRE 272 272 240 272
WIRE 640 272 640 256
WIRE 1120 352 1120 304
WIRE 1120 352 1072 352
WIRE 480 384 480 144
WIRE 640 384 640 352
WIRE 640 384 480 384
FLAG -48 -176 A
IOPIN -48 -176 In
FLAG -48 144 P
IOPIN -48 144 In
FLAG 1328 -176 C
IOPIN 1328 -176 Out
FLAG -48 272 D
IOPIN -48 272 In
FLAG 1232 256 d2
IOPIN 1232 256 Out
FLAG 272 272 DC
IOPIN 272 272 Out
FLAG 1072 352 DC
IOPIN 1072 352 Out
FLAG 736 256 d2x
SYMBOL bi 736 -160 R0
WINDOW 3 -187 116 Left 0
SYMATTR Value I=(-I(VM)*V(DC,P))/(V(DC,P)+V(d2,P))
SYMATTR InstName B1
SYMBOL bv 1088 -176 R0
WINDOW 3 -192 -22 Left 0
SYMATTR Value V=(V(A,P)*V(DC,P))/(V(DC,P)+V(d2,P))
SYMATTR InstName VM
SYMBOL bv 640 256 R0
WINDOW 3 -268 155 Left 0
SYMATTR Value V=((-2*{L}*{Fsw}*I(VM))/(V(DC)*V(A,C)+1u))-V(DC)
SYMATTR InstName K1
SYMBOL limit1 240 256 R0
WINDOW 39 -268 85 Left 0
SYMATTR SpiceLine clampL1={clampL} clampH1={clampH}
SYMATTR InstName X1
SYMBOL limit2 1184 240 R0
WINDOW 39 -163 -51 Left 0
SYMATTR InstName X2
SYMATTR SpiceLine clampL2={clampL}
TEXT 472 -304 Left 0 ;BUCK-CCM-DCM-VM
TEXT -48 560 Left 0 ;Buck-PWMVM model:\nA=Active node, the switch terminal not connected to the diode\nP=Pasive node, the diode terminal not connected to the switch\nC=Common node, the junction between the diode and the power switch terminal\nCheck the right diode polarity in associated symbol
TEXT -32 512 Left 0 ;A current accepted, hence "-" sign on I=-I(B2)*V(AC)
TEXT -32 256 Left 0 ;DC bias
TEXT 792 504 Left 0 ;.param L=75u Fsw=100k
TEXT 680 312 Left 0 ;limit2
TEXT 408 -272 Left 0 !.param clampH=999m clampL=1m
TEXT 440 -248 Left 0 ;(.param L=75u Fsw=100k)
TEXT 400 -216 Left 0 ;(.param clampH=999m clampL=1m)
TEXT -32 376 Left 0 ;(clampL1={clampL} clampH1={clampH})
TEXT 1016 168 Left 0 ;(clampL2={clampL})
RECTANGLE Normal 1328 528 -48 -336