Version 4
SHEET 1 880 680
WIRE -16 -64 -640 -64
WIRE 64 -64 48 -64
WIRE -16 32 -320 32
WIRE 64 32 64 -64
WIRE 64 32 48 32
WIRE -16 128 -48 128
WIRE 64 128 64 32
WIRE 64 128 48 128
WIRE 80 128 64 128
WIRE 192 128 144 128
WIRE 240 128 192 128
WIRE 448 128 384 128
WIRE -640 160 -640 -64
WIRE -320 160 -320 32
WIRE -48 160 -48 128
WIRE 192 160 192 128
WIRE 448 160 448 128
WIRE 192 256 192 224
WIRE 320 256 320 176
WIRE 448 256 448 240
WIRE -640 272 -640 240
WIRE -320 272 -320 240
WIRE -48 272 -48 240
FLAG 192 256 0
FLAG -48 272 0
FLAG -320 272 0
FLAG 192 128 Vin
FLAG -48 128 V1
FLAG -320 32 V2
FLAG -640 272 0
FLAG -640 -64 V3
FLAG 320 256 0
FLAG 448 256 0
FLAG 448 128 Vout
SYMBOL diode 80 144 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMBOL cap 176 160 R0
SYMATTR InstName C1
SYMATTR Value 47µ
SYMBOL voltage -48 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 12 166)
SYMBOL voltage -320 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(0 12 166 .002)
SYMBOL res 432 144 R0
SYMATTR InstName R1
SYMATTR Value 50
SYMBOL diode -16 144 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMBOL diode -16 48 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMBOL voltage -640 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value SINE(0 12 166 .004)
SYMBOL diode -16 -48 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D5
SYMBOL UserCreated\\LM140T-5v 320 176 R0
SYMATTR Prefix X
SYMATTR SpiceModel LM140T-5
SYMATTR Value ""
SYMATTR InstName U1
TEXT -210 296 Left 0 !.tran .05
TEXT 240 -48 Left 2 !.lib LM140T-5.sub