Version 4
SHEET 1 880 680
WIRE -608 144 -608 32
WIRE -608 240 -608 224
WIRE -512 96 -512 80
WIRE -512 192 -512 176
WIRE -416 32 -608 32
WIRE -416 80 -512 80
WIRE -224 32 -320 32
WIRE -208 208 -224 208
WIRE -208 224 -208 208
WIRE -208 320 -208 304
WIRE -128 -160 -128 -192
WIRE -112 32 -160 32
WIRE -96 160 -96 128
WIRE -96 256 -96 240
WIRE -80 128 -96 128
WIRE -48 -192 -128 -192
WIRE -48 -160 -48 -192
WIRE -48 -80 -48 -96
WIRE -16 -192 -48 -192
WIRE -16 32 -32 32
WIRE 32 -192 -16 -192
WIRE 32 -176 32 -192
WIRE 32 -64 32 -96
WIRE 32 -48 32 -64
WIRE 32 64 32 48
WIRE 80 -64 32 -64
WIRE 112 -64 80 -64
WIRE 224 -64 176 -64
WIRE 224 -32 224 -64
WIRE 224 48 224 32
WIRE 320 -64 224 -64
WIRE 320 -48 320 -64
WIRE 320 48 320 32
FLAG -128 -80 0
FLAG 32 64 0
FLAG -16 -192 Vs
FLAG 80 -64 s
FLAG -48 -80 0
FLAG 320 -64 o
FLAG 224 48 0
FLAG 320 48 0
FLAG -608 240 0
FLAG -512 192 0
FLAG -208 320 0
FLAG -224 208 r
FLAG -96 256 0
FLAG -80 128 o
SYMBOL voltage -128 -176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 -29 131 Left 0
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL ind 16 -192 R0
SYMATTR InstName L1
SYMATTR Value 100u
SYMATTR SpiceLine Ipk=1.35 Rser=0.264 Rpar=9425 Cpar=0 mfg="Coilcraft" pn="MSS1038-104NB"
SYMBOL schottky 112 -48 R270
WINDOW 3 0 32 VBottom 0
WINDOW 0 32 32 VTop 0
SYMATTR Value 1N5817
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 208 32 M180
WINDOW 0 24 64 Left 0
WINDOW 3 24 8 Left 0
SYMATTR InstName C2
SYMATTR Value 100u
SYMBOL cap -64 -160 R0
SYMATTR InstName C3
SYMATTR Value 10u
SYMBOL res -16 16 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R5
SYMATTR Value 47
SYMBOL res 304 -64 R0
SYMATTR InstName R6
SYMATTR Value {12/0.2}
SYMBOL nmos -16 -48 R0
SYMATTR InstName M1
SYMATTR Value FDS6690A
SYMBOL Digital\\buf1 -224 -32 R0
WINDOW 3 -54 104 Left 0
WINDOW 123 -54 131 Left 0
SYMATTR Value Vhigh=5 Ref=0.5
SYMATTR Value2 Trise=100n
SYMATTR InstName A2
SYMBOL bv -608 128 R0
SYMATTR InstName B1
SYMATTR Value V=I(L1) < V(r)
SYMBOL Digital\\srflop -368 -16 R0
WINDOW 3 -48 151 Left 0
SYMATTR Value Trise=100n
SYMATTR InstName A1
SYMBOL bv -512 80 R0
SYMATTR InstName B2
SYMATTR Value V=I(L1) > V(r) + 0.2
SYMBOL bv -208 208 R0
SYMATTR InstName B3
SYMATTR Value V=min(G*(12 - V(o)), 0.8)
SYMBOL current -96 160 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value PWL(0 0 4m 0 4.01m 0.02 4.5m 0.02 4.51m 0)
TEXT -640 304 Left 0 !.param G=10\n.tran 0 5m 0 500n