Version 4
SHEET 1 920 680
WIRE 320 48 -48 48
WIRE 480 48 416 48
WIRE 512 48 480 48
WIRE 624 48 592 48
WIRE 864 48 624 48
WIRE 624 64 624 48
WIRE 336 96 80 96
WIRE 480 96 480 48
WIRE 864 96 864 48
WIRE -48 128 -48 48
WIRE 80 128 80 96
WIRE 16 208 -48 208
WIRE 80 208 16 208
WIRE 480 208 480 160
WIRE 480 208 80 208
WIRE 624 208 624 128
WIRE 624 208 480 208
WIRE 656 208 624 208
WIRE 864 208 864 176
WIRE 864 208 736 208
FLAG 16 208 0
SYMBOL voltage 80 112 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(15 0 0 0 0 18u 30u)
SYMBOL voltage -48 112 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL ind 496 64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 0.001
SYMBOL schottky 496 160 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value PDS5100
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 608 64 R0
SYMATTR InstName C1
SYMATTR Value 0.001
SYMBOL res 752 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 0.1
SYMBOL res 848 80 R0
SYMATTR InstName R3
SYMATTR Value 3
SYMBOL pmos 416 96 M270
SYMATTR InstName M1
SYMATTR Value Si7137DP
TEXT -80 256 Left 2 !.tran 0 0.04 0 1