Version 4
SHEET 1 1160 2912
WIRE -272 1680 -560 1680
WIRE 976 1712 -32 1712
WIRE -400 1744 -464 1744
WIRE -272 1744 -272 1680
WIRE -272 1744 -336 1744
WIRE -192 1744 -272 1744
WIRE -80 1744 -128 1744
WIRE -560 1760 -560 1680
WIRE -464 1808 -464 1744
WIRE -464 1808 -496 1808
WIRE -80 1808 -80 1744
WIRE -32 1808 -32 1712
WIRE -32 1808 -80 1808
WIRE 48 1808 -32 1808
WIRE 176 1808 112 1808
WIRE 288 1808 176 1808
WIRE 416 1808 288 1808
WIRE 496 1808 416 1808
WIRE 704 1808 496 1808
WIRE -496 1840 -496 1808
WIRE -464 1872 -464 1808
WIRE -400 1872 -464 1872
WIRE -272 1872 -336 1872
WIRE -192 1872 -272 1872
WIRE -80 1872 -80 1808
WIRE -80 1872 -128 1872
WIRE 416 1872 416 1808
WIRE -32 1888 -32 1808
WIRE 304 1888 -32 1888
WIRE 496 1888 496 1808
WIRE -560 1936 -560 1920
WIRE -272 1936 -272 1872
WIRE -272 1936 -560 1936
WIRE -32 1936 -32 1888
WIRE 304 1952 304 1888
WIRE 416 2048 416 1952
WIRE 608 2048 416 2048
WIRE -32 2064 -32 2016
WIRE 704 2064 704 1808
WIRE 976 2096 976 1712
WIRE 176 2112 176 1808
WIRE 272 2128 208 2128
WIRE 304 2128 304 2032
WIRE 304 2128 272 2128
WIRE 32 2144 16 2144
WIRE 48 2144 32 2144
WIRE 144 2144 128 2144
WIRE 608 2144 608 2048
WIRE 368 2160 208 2160
WIRE 416 2160 416 2048
WIRE 416 2160 368 2160
WIRE 704 2192 704 2144
WIRE 704 2192 672 2192
WIRE 752 2192 704 2192
WIRE 304 2208 304 2128
WIRE 416 2224 416 2160
WIRE 864 2240 816 2240
WIRE 880 2240 864 2240
WIRE 976 2240 976 2160
WIRE 976 2240 960 2240
WIRE 976 2256 976 2240
WIRE -32 2336 -32 2160
WIRE 176 2336 176 2176
WIRE 304 2336 304 2288
WIRE 416 2336 416 2288
WIRE 496 2336 496 1952
WIRE 608 2336 608 2240
WIRE 752 2336 752 2288
WIRE 864 2336 864 2320
WIRE 976 2336 976 2320
FLAG -32 2336 0
FLAG -496 1840 0
FLAG 496 2336 0
FLAG 176 2336 0
FLAG 304 2336 0
FLAG 416 2336 0
FLAG 288 1808 supply
FLAG 368 2160 ramp
FLAG 32 2144 G
FLAG 272 2128 ref
FLAG 608 2336 0
FLAG 752 2336 0
FLAG 864 2336 0
FLAG 976 2336 0
SYMBOL voltage -560 1744 R0
WINDOW 123 0 0 Left 2
WINDOW 0 -65 10 Left 2
WINDOW 3 54 262 Invisible 2
SYMATTR SpiceLine Rser=100m
SYMATTR InstName V1
SYMATTR Value SINE(0 16 50 0 0 90 60)
SYMBOL schottky -192 1888 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value MBR20100CT
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -48 1920 R0
SYMATTR InstName R_lamp
SYMATTR Value 30
SYMBOL nmos 16 2064 M0
SYMATTR InstName M1
SYMATTR Value SUM75N06-09L
SYMBOL cap 480 1888 R0
SYMATTR InstName C1
SYMATTR Value 4.7µ
SYMBOL res 400 1856 R0
SYMATTR InstName R1
SYMATTR Value 330k
SYMBOL res 288 1936 R0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL res 288 2192 R0
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL cap 400 2224 R0
SYMATTR InstName C2
SYMATTR Value 4.7µ
SYMBOL schottky -192 1760 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 schottky -400 1760 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value MBR20100CT
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky -400 1888 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMATTR Value MBR20100CT
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL voltage -560 1824 R0
WINDOW 123 0 0 Left 2
WINDOW 0 -73 54 Left 2
WINDOW 3 54 262 Invisible 2
SYMATTR SpiceLine Rser=100m
SYMATTR InstName V2
SYMATTR Value SINE(0 16 50 2 0 0 60)
SYMBOL schottky 48 1824 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D5
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL MyOpamps\\LM324-NS 176 2080 M0
WINDOW 3 7 -12 Left 2
SYMATTR InstName U1
SYMBOL res 688 2160 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R4
SYMATTR Value 330k
SYMBOL npn 816 2192 M0
SYMATTR InstName Q1
SYMATTR Value BC546A
SYMBOL npn 672 2144 M0
SYMATTR InstName Q2
SYMATTR Value BC546A
SYMBOL cap 960 2320 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C4
SYMATTR Value 47n
SYMATTR SpiceLine Rser=10m
SYMBOL res 880 2224 M0
SYMATTR InstName R5
SYMATTR Value 33k
SYMBOL res 864 2224 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 33k
SYMBOL schottky 992 2096 M0
SYMATTR InstName D7
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 32 2160 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R7
SYMATTR Value 100
TEXT -504 1984 Left 2 !.tran 5 uic