Version 4
SHEET 1 880 680
WIRE 96 -272 0 -272
WIRE 400 -272 320 -272
WIRE 448 -272 400 -272
WIRE 544 -272 528 -272
WIRE 576 -272 544 -272
WIRE 0 -256 0 -272
WIRE 96 -208 64 -208
WIRE 544 -208 544 -272
WIRE 544 -208 320 -208
WIRE 656 -176 656 -272
WIRE 656 -176 368 -176
WIRE 96 -144 16 -144
WIRE 368 -144 368 -176
WIRE 368 -144 320 -144
WIRE 432 -144 368 -144
WIRE 496 -112 496 -144
WIRE 528 -112 496 -112
WIRE -1616 -80 -1728 -80
WIRE -1488 -80 -1616 -80
WIRE 96 -80 80 -80
WIRE 432 -80 320 -80
WIRE 496 -80 496 -112
WIRE -1616 -32 -1616 -80
WIRE -1248 -32 -1344 -32
WIRE -1072 -32 -1104 -32
WIRE -944 -32 -992 -32
WIRE 64 -32 64 -208
WIRE 368 -32 368 -144
WIRE 368 -32 64 -32
WIRE -1248 -16 -1248 -32
WIRE 80 0 80 -80
WIRE 400 0 400 -272
WIRE 400 0 80 0
WIRE 528 0 480 0
WIRE -1424 48 -1536 48
WIRE -1680 64 -1792 64
WIRE 96 64 -16 64
WIRE 400 64 400 0
WIRE 400 64 320 64
WIRE 432 64 400 64
WIRE -1872 80 -1872 64
WIRE -944 80 -944 -32
WIRE -864 80 -944 80
WIRE -704 80 -800 80
WIRE -592 80 -704 80
WIRE -384 80 -512 80
WIRE -1488 96 -1488 -80
WIRE -1104 96 -1104 -32
WIRE -1104 96 -1168 96
WIRE -1728 112 -1728 -80
WIRE -1424 112 -1424 48
WIRE -1424 112 -1456 112
WIRE -1376 112 -1424 112
WIRE -1248 112 -1248 64
WIRE -1248 112 -1296 112
WIRE -1104 112 -1104 96
WIRE -1680 128 -1680 64
WIRE -1680 128 -1696 128
WIRE -1648 128 -1680 128
WIRE -1536 128 -1568 128
WIRE -1520 128 -1536 128
WIRE 16 128 16 -144
WIRE 96 128 16 128
WIRE 352 128 320 128
WIRE 432 128 432 64
WIRE -1760 144 -1872 144
WIRE -1424 144 -1456 144
WIRE -1328 144 -1344 144
WIRE -1568 160 -1696 160
WIRE -1472 160 -1488 160
WIRE -1424 176 -1424 144
WIRE -1328 192 -1328 144
WIRE -1168 192 -1168 96
WIRE -1168 192 -1328 192
WIRE -752 192 -752 160
WIRE -288 192 -752 192
WIRE 96 192 -208 192
WIRE 352 192 352 128
WIRE 352 192 320 192
WIRE 416 192 352 192
WIRE 544 192 480 192
WIRE -1248 240 -1248 112
WIRE 80 256 80 0
WIRE 96 256 80 256
WIRE 512 256 320 256
WIRE -1728 384 -1728 176
WIRE -1568 384 -1568 160
WIRE -1568 384 -1728 384
WIRE -1472 384 -1472 160
WIRE -1472 384 -1568 384
WIRE -1424 384 -1424 256
WIRE -1424 384 -1472 384
WIRE -1248 384 -1248 320
WIRE -1248 384 -1424 384
WIRE -1104 384 -1104 192
WIRE -1104 384 -1248 384
WIRE -944 384 -944 144
WIRE -944 384 -1104 384
WIRE -704 384 -704 176
WIRE -704 384 -944 384
WIRE -384 384 -384 160
WIRE -384 384 -704 384
WIRE -1872 432 -1872 144
WIRE 512 432 512 256
WIRE 512 432 -1872 432
FLAG -16 64 0
FLAG 0 -256 0
FLAG 528 0 0
FLAG 528 -112 0
FLAG -704 384 0
FLAG 544 192 0
FLAG -1344 48 0
FLAG -1616 48 0
FLAG -384 384 0
SYMBOL Misc\\NE555 208 160 R0
SYMATTR InstName U1
SYMBOL Misc\\NE555 208 -176 R0
SYMATTR InstName U2
SYMBOL voltage 384 0 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 544 -288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res 672 -288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 49.9
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL cap 496 -96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100n
SYMBOL cap 496 -160 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 100n
SYMBOL res 336 144 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 50
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL cap 480 176 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 100n
SYMBOL polcap -960 80 R0
WINDOW 3 24 56 Left 2
SYMATTR Value 100µ
SYMATTR InstName C4
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=25 Irms=855m Rser=0.1 Lser=0
SYMBOL schottky -800 64 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL nmos -752 80 R0
SYMATTR InstName M1
SYMATTR Value IRLML2803
SYMBOL ind -608 96 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 47µ
SYMATTR SpiceLine Ipk=1 Rser=0.0957 Rpar=4430 Cpar=0
SYMBOL voltage -384 64 R0
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 5
SYMBOL res -1120 96 R0
SYMATTR InstName R3
SYMATTR Value 1
SYMBOL res -1264 -32 R0
SYMATTR InstName R6
SYMATTR Value 1k
SYMBOL res -1264 224 R0
SYMATTR InstName R7
SYMATTR Value 74
SYMBOL res -304 208 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R8
SYMATTR Value 50
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res -976 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 30
SYMBOL res -1280 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 28 56 VBottom 2
SYMATTR InstName R11
SYMATTR Value 10k
SYMBOL res -1552 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R13
SYMATTR Value 1k
SYMBOL cap -1888 80 R0
SYMATTR InstName C6
SYMATTR Value 10µ
SYMATTR SpiceLine V=10 Irms=0 Rser=0.009 Lser=0
SYMBOL res -1328 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 28 56 VBottom 2
SYMATTR InstName R9
SYMATTR Value 10k
SYMBOL res -1408 272 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R10
SYMATTR Value 10k
SYMBOL res -1520 144 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL res -1776 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R14
SYMATTR Value 10k
SYMBOL voltage -1344 -48 R0
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL voltage -1616 -48 R0
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL Opamps\\TS912 -1728 80 M0
SYMATTR InstName U3
SYMBOL Opamps\\TS912 -1488 64 M0
SYMATTR InstName U4
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