Version 4
SHEET 1 1248 680
WIRE 400 -80 272 -80
WIRE 688 -80 608 -80
WIRE 832 -80 688 -80
WIRE 880 -80 832 -80
WIRE 1008 -80 960 -80
WIRE 400 -64 400 -80
WIRE 832 -16 832 -80
WIRE 1008 -16 1008 -80
WIRE 400 32 400 16
WIRE 608 32 608 -80
WIRE 272 80 272 -80
WIRE 240 96 192 96
WIRE 832 96 832 48
WIRE 1008 96 1008 64
WIRE 368 112 304 112
WIRE 400 112 368 112
WIRE 432 112 400 112
WIRE 560 112 512 112
WIRE 112 128 16 128
WIRE 240 128 112 128
WIRE 272 160 272 144
WIRE 16 192 16 128
WIRE 192 224 192 96
WIRE 320 224 192 224
WIRE 400 224 400 112
WIRE 400 224 384 224
WIRE 16 304 16 272
WIRE 192 320 192 224
WIRE 368 320 192 320
WIRE 528 320 448 320
WIRE 608 320 608 128
WIRE 608 320 528 320
WIRE 608 352 608 320
WIRE 608 464 608 432
FLAG 16 304 0
FLAG 1008 96 0
FLAG 608 464 0
FLAG 272 160 0
FLAG 400 32 0
FLAG 608 -80 out
FLAG 832 96 0
DATAFLAG 112 128 "round($*1k)/1k"
DATAFLAG 368 112 "round($*1k)/1k"
DATAFLAG 528 320 "round($*1k)/1k"
DATAFLAG 688 -80 "round($*1k)/1k"
SYMBOL voltage 16 176 R0
WINDOW 3 -39 187 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PWL(0 0.1 1m 0.1 1.001m 0.05)
SYMATTR InstName V1
SYMBOL Opamps\\opamp2 272 48 R0
SYMATTR InstName U1
SYMATTR Value TLC274
SYMBOL Misc\\EuropeanResistor 592 336 R0
SYMATTR InstName R1
SYMATTR Value 0.1
SYMBOL Misc\\EuropeanResistor 528 96 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 220
SYMBOL nmos 560 32 R0
SYMATTR InstName M1
SYMATTR Value IRF7335
SYMBOL Misc\\EuropeanResistor 464 304 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL cap 384 208 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1n
SYMBOL voltage 400 -80 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL current 960 -80 R90
WINDOW 0 32 40 VTop 2
WINDOW 3 -38 1 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value TBL(0 0 100m 10 100 10.1)
SYMBOL voltage 1008 -32 R0
SYMATTR InstName V3
SYMATTR Value 3
SYMBOL cap 816 -16 R0
SYMATTR InstName C2
SYMATTR Value 10µ
TEXT 16 -176 Left 2 !.inc TLC274.5_2
TEXT 840 -176 Left 2 ;Power Supply
TEXT 16 -136 Left 2 !.tran 3m
RECTANGLE Normal 1120 128 768 -208 2