Version 4
SHEET 1 1104 2912
WIRE -400 1680 -688 1680
WIRE -528 1744 -592 1744
WIRE -400 1744 -400 1680
WIRE -400 1744 -464 1744
WIRE -320 1744 -400 1744
WIRE -208 1744 -256 1744
WIRE -688 1760 -688 1680
WIRE -592 1808 -592 1744
WIRE -592 1808 -624 1808
WIRE -208 1808 -208 1744
WIRE -32 1808 -208 1808
WIRE 0 1808 -32 1808
WIRE 176 1808 64 1808
WIRE 288 1808 176 1808
WIRE 448 1808 288 1808
WIRE 656 1808 448 1808
WIRE -624 1840 -624 1808
WIRE -592 1872 -592 1808
WIRE -528 1872 -592 1872
WIRE -400 1872 -464 1872
WIRE -320 1872 -400 1872
WIRE -208 1872 -208 1808
WIRE -208 1872 -256 1872
WIRE -32 1888 -32 1808
WIRE 304 1888 -32 1888
WIRE -32 1920 -32 1888
WIRE -688 1936 -688 1840
WIRE -400 1936 -400 1872
WIRE -400 1936 -688 1936
WIRE -32 1936 -32 1920
WIRE 304 1952 304 1888
WIRE 448 1952 448 1808
WIRE -80 1968 -304 1968
WIRE -64 1968 -80 1968
WIRE 656 2016 656 1808
WIRE -32 2048 -32 2016
WIRE -32 2064 -32 2048
WIRE -304 2080 -304 1968
WIRE 176 2112 176 1808
WIRE 272 2128 208 2128
WIRE 304 2128 304 2032
WIRE 304 2128 272 2128
WIRE 64 2144 16 2144
WIRE 144 2144 64 2144
WIRE 400 2160 208 2160
WIRE 448 2160 448 2032
WIRE 448 2160 400 2160
WIRE -304 2192 -304 2160
WIRE 304 2208 304 2128
WIRE 448 2224 448 2160
WIRE -32 2336 -32 2160
WIRE 176 2336 176 2176
WIRE 304 2336 304 2288
WIRE 448 2336 448 2288
WIRE 656 2336 656 2080
FLAG -32 2336 0
FLAG -624 1840 0
FLAG -304 2192 0
FLAG -80 1968 R
FLAG 656 2336 0
FLAG 176 2336 0
FLAG 304 2336 0
FLAG 448 2336 0
FLAG 288 1808 supply
FLAG 400 2160 ramp
FLAG -32 1920 P
FLAG -32 2048 N
FLAG 64 2144 G
FLAG 272 2128 ref
SYMBOL voltage -688 1744 R0
WINDOW 123 0 0 Left 2
WINDOW 39 -69 262 Left 2
WINDOW 0 -67 206 Left 2
WINDOW 3 -69 234 Left 2
SYMATTR SpiceLine Rser=100m
SYMATTR InstName V1
SYMATTR Value SINE(0 {12*sqrt(2)} 50)
SYMBOL diode -528 1760 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value MBR4045PT
SYMBOL diode -320 1760 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value MBR4045PT
SYMBOL diode -528 1888 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMATTR Value MBR4045PT
SYMBOL diode -320 1888 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value MBR4045PT
SYMBOL res -48 1920 R0
SYMATTR InstName R_lamp
SYMATTR Value R=V(R)
SYMBOL nmos 16 2064 M0
SYMATTR InstName M1
SYMATTR Value SUM75N06-09L
SYMBOL voltage -304 2064 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 -112 153 Left 2
WINDOW 3 -114 184 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE({V**2/P/10} {V**2/P/1} 0 1)
SYMBOL diode 0 1824 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D5
SYMATTR Value 1N4148
SYMBOL cap 640 2016 R0
SYMATTR InstName C1
SYMATTR Value 47µ
SYMBOL res 432 1936 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 432 2224 R0
SYMATTR InstName C2
SYMATTR Value 47µ
SYMBOL Opamps\\opamp2 176 2080 M0
SYMATTR InstName U1
SYMATTR Value LM324/NS
TEXT -768 1608 Left 2 !.tran 1
TEXT -424 2288 Left 2 !.param P=20 V=12
TEXT 96 1696 Left 2 !.lib LM324.lib