Version 4
SHEET 1 1204 1080
WIRE 64 64 0 64
WIRE 304 64 64 64
WIRE 400 64 384 64
WIRE 512 64 400 64
WIRE 640 64 576 64
WIRE 800 64 640 64
WIRE 64 128 64 64
WIRE 400 128 400 64
WIRE 0 144 0 64
WIRE 640 144 640 64
WIRE 352 176 288 176
WIRE 352 208 352 176
WIRE 64 304 64 208
WIRE 400 304 400 224
WIRE 400 304 64 304
WIRE 640 304 640 208
WIRE 640 304 400 304
WIRE 800 304 640 304
WIRE 0 336 0 224
WIRE 464 336 0 336
WIRE 288 416 288 256
WIRE 288 416 64 416
WIRE 464 512 464 336
WIRE 624 512 464 512
WIRE 416 560 112 560
WIRE 624 640 624 592
WIRE 624 640 544 640
WIRE 176 672 144 672
WIRE 464 672 464 512
WIRE 464 672 400 672
WIRE 624 672 624 640
WIRE 112 736 112 560
WIRE 176 736 112 736
WIRE 544 736 544 640
WIRE 544 736 400 736
WIRE 64 800 64 416
WIRE 176 800 64 800
WIRE 416 800 416 560
WIRE 416 800 400 800
WIRE 624 800 624 752
WIRE 624 800 416 800
WIRE 0 864 0 336
WIRE 176 864 0 864
WIRE 496 864 400 864
WIRE 496 896 496 864
WIRE 624 896 624 800
WIRE 144 960 144 672
WIRE 496 960 144 960
WIRE 624 960 496 960
WIRE 144 976 144 960
FLAG 800 304 0
FLAG 144 976 0
SYMBOL voltage 64 112 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 22
SYMBOL ind 400 48 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L1
SYMATTR Value 22µ
SYMBOL res 272 160 R0
SYMATTR InstName R1
SYMATTR Value 100000
SYMBOL cap 624 144 R0
SYMATTR InstName C1
SYMATTR Value 100µF
SYMBOL schottky 512 80 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value MBR20100CT
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL Misc\\NE555 288 768 R0
SYMATTR InstName U1
SYMBOL cap 480 896 R0
SYMATTR InstName C2
SYMATTR Value 100nF
SYMBOL cap 608 896 R0
SYMATTR InstName C3
SYMATTR Value 2.2µ
SYMBOL res 608 656 R0
SYMATTR InstName R2
SYMATTR Value 10000
SYMBOL res 608 496 R0
SYMATTR InstName R3
SYMATTR Value 10000
SYMBOL res -16 128 R0
SYMATTR InstName R6
SYMATTR Value 760
SYMBOL nmos 352 128 R0
SYMATTR InstName M1
SYMATTR Value IRL3915
TEXT -8 1064 Left 2 !.tran 1