Version 4
SHEET 1 1188 680
WIRE 256 256 256 224
WIRE 256 224 368 224
WIRE 256 336 256 400
WIRE 208 320 208 400
WIRE 208 272 208 224
WIRE 208 224 160 224
WIRE 960 224 512 224
WIRE 512 400 512 336
WIRE 1008 256 1008 224
WIRE 1008 336 1008 400
WIRE 960 320 960 400
WIRE 960 272 960 224
WIRE 1008 224 1072 224
WIRE 512 272 512 224
WIRE 512 224 448 224
WIRE 432 272 432 400
WIRE 384 272 384 320
FLAG 256 400 0
FLAG 208 400 0
FLAG 512 400 0
FLAG 160 224 IN
IOPIN 160 224 In
FLAG 1008 400 0
FLAG 960 400 0
FLAG 1072 224 OUT
IOPIN 1072 224 Out
FLAG 432 400 0
FLAG 384 320 z_phase1
SYMBOL e 256 240 R0
SYMATTR InstName E1
SYMATTR Value 1
SYMBOL sw 464 224 M270
SYMATTR InstName S1
SYMATTR Value SW1
SYMBOL cap 496 272 R0
SYMATTR InstName C1
SYMATTR Value {Cz}
SYMBOL e 1008 240 R0
SYMATTR InstName E2
SYMATTR Value 1
TEXT 344 80 Left 0 !.MODEL SW1 SW(Vt=0.5 Ron=1 Roff=1G)
TEXT 344 32 Left 0 !.PARAM Cz={TS*1e-5}