Version 4
SHEET 1 880 680
WIRE 144 96 -48 96
WIRE 256 96 224 96
WIRE 368 96 336 96
WIRE 528 96 432 96
WIRE 528 144 528 96
WIRE -48 160 -48 96
WIRE -48 288 -48 240
WIRE 528 288 528 224
WIRE 528 288 -48 288
WIRE -48 304 -48 288
FLAG -48 304 0
FLAG -48 96 in
FLAG 528 96 out
SYMBOL diode 368 112 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value DID
SYMBOL res 512 128 R0
SYMATTR InstName R1
SYMATTR Value 1m
SYMBOL voltage -48 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value PWL(0 -1 1 1)
SYMBOL voltage 128 96 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
SYMATTR InstName VD
SYMATTR Value 0
SYMBOL h 352 96 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName H1
SYMATTR Value VD 1m
TEXT 128 -64 Left 2 !.model DID D(Vfwd=0 Ron=1m)
TEXT -64 -64 Left 2 !.op
TEXT -72 -16 Left 2 !.tran 0 1 0 1m
TEXT 200 -8 Left 2 ;ideal diode
RECTANGLE Normal 448 176 128 16 2