Version 4
SHEET 1 1152 680
WIRE 272 512 272 576
WIRE 272 400 272 416
WIRE -80 576 -80 352
WIRE -80 272 -80 32
WIRE -80 32 128 32
WIRE -32 576 -32 496
WIRE -32 496 80 496
WIRE 160 496 224 496
WIRE 128 32 128 208
WIRE 128 272 128 400
WIRE 128 400 272 400
WIRE 272 304 272 256
WIRE 272 368 272 400
WIRE 272 192 272 128
WIRE 272 48 272 32
WIRE 272 32 240 32
WIRE 160 32 128 32
FLAG 272 576 0
FLAG -80 576 0
FLAG -32 576 0
SYMBOL ind 144 48 R270
SYMATTR InstName L1
SYMATTR Value 500m
SYMATTR SpiceLine Ipk=1 Rser=0.055 Rpar=28000 Cpar=5p
SYMBOL LED 256 304 R0
SYMATTR InstName LED2
SYMATTR Value NSPW500BS
SYMBOL nmos 224 416 R0
SYMATTR InstName M1
SYMATTR Value IRF7822
SYMBOL res 256 32 R0
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL schottky 112 272 M180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D1
SYMATTR Value 1N5819
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL voltage -80 256 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 24V
SYMBOL voltage 176 496 R90
WINDOW 0 -32 56 VBottom 0
WINDOW 3 154 14 VBottom 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value PULSE(0V 5V 0 10n 10n 6u 10u)
SYMBOL LED 256 192 R0
SYMATTR InstName LED1
SYMATTR Value NSPW500BS
TEXT -402 208 Left 0 !.tran 20ms
TEXT -400 176 Left 0 !.lib opamp.sub