Version 4
SHEET 1 880 680
WIRE -80 240 -80 224
WIRE 16 240 16 224
WIRE 336 256 224 256
WIRE 448 256 416 256
WIRE -80 336 -80 320
WIRE 16 336 16 320
WIRE 128 384 112 384
WIRE 224 384 224 256
WIRE 224 384 208 384
WIRE 256 384 224 384
WIRE 448 416 448 256
WIRE 448 416 400 416
WIRE 528 416 448 416
WIRE 528 432 528 416
WIRE 256 448 -128 448
WIRE -128 464 -128 448
WIRE 288 512 288 496
WIRE 336 512 336 496
WIRE 336 512 288 512
WIRE 288 528 288 512
WIRE 528 528 528 512
WIRE -128 560 -128 544
FLAG -80 336 0
FLAG -80 224 +V
FLAG 16 336 0
FLAG -128 560 0
FLAG 528 416 OUT
FLAG 528 528 0
FLAG 112 384 0
FLAG -128 448 IN
FLAG 288 336 +V
FLAG 16 224 -V
FLAG 288 528 -V
SYMBOL voltage -80 224 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage 16 224 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL LT6559 288 416 R0
SYMATTR InstName U1
SYMBOL res 512 416 R0
SYMATTR InstName R1
SYMATTR Value 150
SYMBOL res 432 240 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 301
SYMBOL res 224 368 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 182
SYMBOL voltage -128 448 R0
SYMATTR InstName V3
SYMATTR Value PULSE(-1 1 0 .1n .1n 10u 20u)
TEXT 488 592 Left 2 !.tran 100u