Version 4
SHEET 1 880 680
WIRE 96 32 64 32
WIRE 160 32 96 32
WIRE 288 32 240 32
WIRE 288 160 288 32
WIRE 464 160 288 160
WIRE 288 176 288 160
WIRE 464 192 464 160
WIRE 240 256 160 256
WIRE -16 288 -16 32
WIRE 160 288 160 256
WIRE 288 288 288 272
WIRE 464 288 464 256
WIRE 464 288 288 288
WIRE 528 288 464 288
WIRE 528 352 528 288
WIRE 160 384 160 368
WIRE 288 384 288 288
WIRE 288 384 160 384
WIRE -16 448 -16 368
WIRE 528 448 528 432
WIRE 528 448 -16 448
WIRE -16 480 -16 448
FLAG -16 480 0
FLAG 288 32 Spule+
FLAG 96 32 Spule-
SYMBOL nmos 240 176 R0
SYMATTR InstName M1
SYMATTR Value IXTH88N30P
SYMBOL voltage 160 272 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -69 133 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(0 15 0 100n 100n 9.8u 20u)
SYMBOL ind 144 48 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 1µ
SYMBOL res 80 16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL voltage -16 272 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 40
SYMBOL schottky 448 256 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value RBR30NS40A
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 512 336 R0
SYMATTR InstName R2
SYMATTR Value 1m
TEXT -48 504 Left 2 !.tran 100u startup