Version 4
SHEET 1 880 680
WIRE 720 -208 672 -208
WIRE 816 -208 720 -208
WIRE 816 -160 816 -208
WIRE 672 -128 672 -208
WIRE 720 -128 720 -208
WIRE 176 -112 16 -112
WIRE 384 -112 176 -112
WIRE 16 -48 16 -112
WIRE 672 -48 672 -64
WIRE 720 -48 672 -48
WIRE 176 -16 176 -112
WIRE 384 0 384 -112
WIRE 672 32 672 -48
WIRE 320 48 288 48
WIRE 176 80 176 64
WIRE 288 80 288 48
WIRE 288 80 176 80
WIRE 176 96 176 80
WIRE 384 112 384 96
WIRE 480 112 384 112
WIRE 624 112 560 112
WIRE 384 128 384 112
WIRE 0 144 -96 144
WIRE 112 144 80 144
WIRE -96 176 -96 144
WIRE 288 176 288 80
WIRE 320 176 288 176
FLAG 16 32 0
FLAG -96 256 0
FLAG 176 192 0
FLAG 384 224 0
FLAG 816 -80 0
FLAG 672 128 0
SYMBOL voltage -96 160 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(3.3 0 0 5n 5n 5µ 10µ)
SYMATTR SpiceLine Rser=30
SYMBOL voltage 16 -64 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 10
SYMBOL voltage 816 -176 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 12
SYMBOL npn 112 96 R0
SYMATTR InstName Q1
SYMATTR Value BC817-40
SYMBOL res 96 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res 160 -32 R0
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL npn 320 0 R0
SYMATTR InstName Q2
SYMATTR Value BC817-40
SYMBOL pnp 320 224 M180
SYMATTR InstName Q3
SYMATTR Value BC807-40
SYMBOL nmos 624 32 R0
SYMATTR InstName M1
SYMATTR Value IRFH3702
SYMBOL ind 704 -144 R0
SYMATTR InstName L1
SYMATTR Value 1m
SYMATTR SpiceLine Rpar=100m
SYMBOL schottky 688 -64 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBR20100CT
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 576 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 15
TEXT -130 304 Left 2 !.tran 1m