Version 4 SHEET 1 3840 2428 WIRE -960 -128 -1152 -128 WIRE -592 -128 -960 -128 WIRE -480 -128 -592 -128 WIRE -320 -128 -480 -128 WIRE -176 -128 -320 -128 WIRE -96 -96 -288 -96 WIRE 96 -96 -16 -96 WIRE -1152 -80 -1152 -128 WIRE -960 -80 -960 -128 WIRE -592 -80 -592 -128 WIRE 96 -64 96 -96 WIRE -480 -32 -480 -128 WIRE -816 -16 -880 -16 WIRE -720 0 -752 0 WIRE -704 0 -720 0 WIRE -592 0 -592 -16 WIRE -592 0 -624 0 WIRE -288 0 -288 -96 WIRE -272 0 -288 0 WIRE -816 16 -848 16 WIRE 80 16 -208 16 WIRE -960 48 -960 0 WIRE -880 48 -880 -16 WIRE -880 48 -960 48 WIRE -320 64 -320 -128 WIRE -320 64 -400 64 WIRE -272 64 -320 64 WIRE -1152 96 -1152 0 WIRE -848 96 -848 16 WIRE -848 96 -1152 96 WIRE -816 96 -848 96 WIRE -720 96 -720 0 WIRE -720 96 -736 96 WIRE -272 96 -320 96 WIRE -320 128 -320 96 WIRE -320 128 -400 128 WIRE -960 176 -960 48 WIRE -896 176 -960 176 WIRE -768 176 -816 176 WIRE 80 176 80 16 WIRE -592 192 -704 192 WIRE -480 192 -480 48 WIRE -480 192 -592 192 WIRE -1152 208 -1152 96 WIRE -1104 208 -1152 208 WIRE -864 208 -1104 208 WIRE -768 208 -784 208 WIRE 80 208 80 176 WIRE -320 224 -320 128 WIRE -1152 240 -1152 208 WIRE -960 240 -960 176 WIRE -960 256 -960 240 WIRE -480 272 -480 192 WIRE -384 272 -480 272 WIRE -368 272 -384 272 WIRE 80 320 80 288 WIRE -1152 352 -1152 320 WIRE -960 368 -960 336 WIRE -320 368 -320 320 WIRE -320 368 -960 368 WIRE -256 368 -320 368 WIRE -256 384 -256 368 FLAG 80 320 0 FLAG -736 224 0 FLAG 80 176 vcc FLAG -784 32 0 FLAG -784 -32 vcc FLAG -736 160 vcc FLAG -176 -128 vcc FLAG -1152 432 0 FLAG -592 0 Led FLAG -1104 208 Vset FLAG 96 -64 0 FLAG -592 192 Vout FLAG -960 240 Vth FLAG -256 384 0 SYMBOL voltage 80 192 R0 SYMATTR InstName V2 SYMATTR Value 12V SYMBOL res -1168 -96 R0 SYMATTR InstName R2 SYMATTR Value 22k SYMBOL res -608 -16 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R6 SYMATTR Value 2k2 SYMBOL diode -576 -16 R180 WINDOW 0 24 72 Left 0 WINDOW 3 46 45 Left 0 SYMATTR InstName D2 SYMATTR Value DLED_GN SYMBOL res -720 80 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 38 82 VTop 0 SYMATTR InstName R7 SYMATTR Value 220k SYMBOL res -1168 224 R0 SYMATTR InstName R8 SYMATTR Value 13k SYMBOL res -1168 336 R0 SYMATTR InstName R9 SYMATTR Value 1k SYMBOL diode -384 128 R180 WINDOW 0 -33 82 Left 0 WINDOW 3 -51 -23 Left 0 SYMATTR InstName D5 SYMATTR Value 1N4006 SYMBOL rly_spdt -240 16 R0 SYMATTR SpiceModel RLY_POW1 SYMATTR InstName U4 SYMATTR Value RCOIL=250 TON=5m VNOM=12 SYMBOL res 0 -112 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R5 SYMATTR Value 100r SYMBOL res -976 -96 R0 SYMATTR InstName R3 SYMATTR Value 22k SYMBOL voltage -960 240 R0 WINDOW 3 -51 155 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value PWL(.2 3 .4 5 .6 5 .8 3) SYMBOL XOPAMP -784 -64 R0 WINDOW 38 -144 -15 Left 0 SYMATTR SpiceModel LM393A SYMATTR InstName U2 SYMBOL XOPAMP -736 128 R0 WINDOW 38 -25 139 Left 0 SYMATTR SpiceModel LM393A SYMATTR InstName U1 SYMBOL npn -384 224 R0 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL res -496 -48 R0 SYMATTR InstName R1 SYMATTR Value 2k7 SYMBOL res -768 192 R90 WINDOW 0 53 107 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R4 SYMATTR Value 10k SYMBOL res -800 160 R90 WINDOW 0 53 107 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R10 SYMATTR Value 10k TEXT -1040 440 Left 0 !.tran 0 1 .1 10m uic TEXT -152 272 Left 0 !.include relay.lib TEXT -144 216 Left 0 ;Power Relay TEXT -128 192 Left 0 ;12V_250R TEXT -808 448 Left 0 !.INCLUDE LM393A.5_1_ti.mod TEXT -728 400 Left 0 !.op