Version 4
SHEET 1 1072 680
WIRE 16 96 -48 96
WIRE 128 96 16 96
WIRE 400 96 320 96
WIRE 480 96 400 96
WIRE -48 144 -48 96
WIRE 480 144 480 96
WIRE -48 256 -48 224
WIRE 224 272 224 160
WIRE 480 272 480 224
FLAG 480 272 0
FLAG 224 272 0
FLAG -48 256 0
FLAG 16 96 in
FLAG 400 96 out
SYMBOL res 464 128 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL voltage -48 128 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL xreg3b 224 96 R0
SYMATTR InstName U1
SYMATTR Value REG5V
TEXT -48 344 Left 2 !.subckt REG5V 1 2 3 ; in gnd out\nS1 3 1 2 3 reg\n.model reg sw level=2 Vt=-5 Vh=-4m Ron=.1 Roff=1G Ilimit=1 Vser=.2\n.ends REG5V
TEXT -56 -24 Left 2 !.dc V1 0 10 10m
TEXT -104 -168 Left 3 ;A precise 5V voltage regulator made with a switch.\nA +5V-Regulator requires Vt=-5 in the model of the switch.