Version 4
SHEET 1 1320 680
WIRE -128 96 -128 80
WIRE 0 96 0 80
WIRE 176 96 160 96
WIRE 272 96 256 96
WIRE 336 96 272 96
WIRE 448 96 400 96
WIRE -128 192 -128 176
WIRE 0 192 0 176
WIRE 320 208 320 192
WIRE 272 224 272 96
WIRE 304 224 272 224
WIRE 448 240 448 96
WIRE 448 240 368 240
WIRE 496 240 448 240
WIRE 624 240 560 240
WIRE 720 240 624 240
WIRE 768 240 720 240
WIRE 96 256 -320 256
WIRE 144 256 96 256
WIRE 256 256 224 256
WIRE 304 256 256 256
WIRE 624 256 624 240
WIRE 720 256 720 240
WIRE -320 272 -320 256
WIRE 96 272 96 256
WIRE 256 272 256 256
WIRE 320 288 320 272
WIRE 720 336 720 320
WIRE 624 352 624 336
WIRE -320 368 -320 352
WIRE 96 368 96 352
WIRE 256 368 256 336
FLAG 0 192 0
FLAG 320 192 +V
FLAG 0 80 +V
FLAG 320 288 -V
FLAG -128 192 0
FLAG -128 80 -V
FLAG -320 368 0
FLAG 256 368 0
FLAG 96 368 0
FLAG 160 96 -V
FLAG 624 352 -V
FLAG 720 336 0
FLAG 768 240 OUT
FLAG -320 256 IN
SYMBOL voltage 0 80 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -128 80 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL res 272 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL voltage -320 256 R0
SYMATTR InstName V3
SYMATTR Value PWL(0 0 20n 1 150n 1 170n 0)
SYMBOL opamps\\LT1195 336 240 R0
SYMATTR InstName U1
SYMBOL schottky 400 80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value 5082-2800
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 80 256 R0
SYMATTR InstName R3
SYMATTR Value 50
SYMBOL res 240 240 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 1K
SYMBOL cap 240 272 R0
SYMATTR InstName C1
SYMATTR Value 60p
SYMBOL schottky 496 224 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D2
SYMATTR Value 5082-2800
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 608 352 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL cap 704 256 R0
SYMATTR InstName C2
SYMATTR Value 1000p
TEXT 712 504 Left 2 !.tran 3u
TEXT -352 440 Left 2 !.model 5082-2800 D(BV=75 Cjo=1.6p Eg=0.69 IBV=10E-5 Is=2.2E-9 N=1.08 Rs=25 Vj=.6 XTI=2 M=.5)
TEXT 272 40 Bottom 2 ;Fast Pulse Detector