Version 4
SHEET 1 4212 1120
WIRE 2240 256 1680 256
WIRE 2240 272 2240 256
WIRE 2544 288 2288 288
WIRE 2656 288 2624 288
WIRE 2304 336 2288 336
WIRE 1776 352 1728 352
WIRE 2096 352 2064 352
WIRE 1680 384 1680 256
WIRE 1680 384 1584 384
WIRE 1728 384 1728 352
WIRE 1728 384 1680 384
WIRE 2096 384 2096 352
WIRE 2128 384 2096 384
WIRE 2240 384 2240 352
WIRE 2240 384 2128 384
WIRE 2336 384 2240 384
WIRE 1584 400 1584 384
WIRE 2128 400 2128 384
WIRE 1728 416 1728 384
WIRE 1776 416 1728 416
WIRE 2096 416 2096 384
WIRE 2096 416 2064 416
WIRE 2240 416 2240 384
WIRE 2544 432 2288 432
WIRE 2656 432 2624 432
WIRE 1920 480 1920 448
WIRE 2128 480 2128 464
WIRE 2304 480 2288 480
WIRE 1584 496 1584 480
WIRE 2240 512 2240 496
FLAG 1920 480 0
FLAG 2336 384 OUT
FLAG 1584 384 IN
FLAG 1584 496 0
FLAG 2128 480 0
FLAG 2240 512 0
FLAG 2304 480 0
FLAG 2656 432 0
FLAG 2304 336 0
FLAG 2656 288 0
SYMBOL voltage 1584 384 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5.5
SYMBOL cap 2112 400 R0
SYMATTR InstName C1
SYMATTR Value 3.3µ
SYMBOL sw 2240 512 R180
WINDOW 0 -7 103 Right 2
WINDOW 3 -10 16 Right 2
SYMATTR InstName S1
SYMATTR Value 5mA
SYMBOL voltage 2528 432 M90
WINDOW 123 74 56 VTop 2
WINDOW 39 53 56 VTop 2
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 600u 10n 10n 200u 10m)
SYMBOL sw 2240 368 R180
WINDOW 0 -11 104 Right 2
WINDOW 3 -9 9 Right 2
SYMATTR InstName S2
SYMATTR Value 5mA
SYMBOL voltage 2528 288 M90
WINDOW 123 74 56 VTop 2
WINDOW 39 53 56 VTop 2
WINDOW 3 32 56 VTop 2
WINDOW 0 -32 56 VBottom 2
SYMATTR Value PULSE(0 1 100u 10n 10n 200u 10m)
SYMATTR InstName V3
SYMBOL LTC6655-5 1920 384 R0
SYMATTR InstName U1
TEXT 1912 560 Left 2 !.tran 1m\n.model 5mA SW(Ron=10 Roff=1G Vt=.5 Vh=-.2 Ilimit=5m level=2)
TEXT 1984 240 Bottom 2 ;Turn on and off 5mA of sink current\nand then on and off 5mA of source current