Version 4
SHEET 1 4212 1120
WIRE 2288 256 1680 256
WIRE 2288 272 2288 256
WIRE 2592 288 2336 288
WIRE 2704 288 2672 288
WIRE 2352 336 2336 336
WIRE 1776 352 1728 352
WIRE 2096 352 2064 352
WIRE 1680 384 1680 256
WIRE 1680 384 1600 384
WIRE 1728 384 1728 352
WIRE 1728 384 1680 384
WIRE 2096 384 2096 352
WIRE 2176 384 2096 384
WIRE 2288 384 2288 352
WIRE 2288 384 2176 384
WIRE 2384 384 2288 384
WIRE 1600 400 1600 384
WIRE 2176 400 2176 384
WIRE 2288 400 2288 384
WIRE 1728 416 1728 384
WIRE 1776 416 1728 416
WIRE 2096 416 2096 384
WIRE 2096 416 2064 416
WIRE 2592 416 2336 416
WIRE 2704 416 2672 416
WIRE 2352 464 2336 464
WIRE 1920 480 1920 448
WIRE 2176 480 2176 464
WIRE 1600 496 1600 480
WIRE 2288 496 2288 480
FLAG 1920 480 0
FLAG 2384 384 OUT
FLAG 1600 384 IN
FLAG 1600 496 0
FLAG 2176 480 0
FLAG 2288 496 0
FLAG 2352 464 0
FLAG 2704 416 0
FLAG 2352 336 0
FLAG 2704 288 0
SYMBOL voltage 1600 384 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 3.8
SYMBOL cap 2160 400 R0
SYMATTR InstName C1
SYMATTR Value 3.3µ
SYMBOL sw 2288 496 R180
WINDOW 0 -7 103 Right 2
WINDOW 3 -10 16 Right 2
SYMATTR InstName S1
SYMATTR Value 5mA
SYMBOL voltage 2576 416 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 2288 368 R180
WINDOW 0 -11 104 Right 2
WINDOW 3 -11 10 Right 2
SYMATTR InstName S2
SYMATTR Value 5mA
SYMBOL voltage 2576 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 LTC6655-3.3 1920 384 R0
SYMATTR InstName U1
TEXT 2040 592 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