Version 4
SHEET 1 1068 680
WIRE 144 80 48 80
WIRE 304 80 208 80
WIRE 624 80 528 80
WIRE 784 80 688 80
WIRE 48 112 48 80
WIRE 304 112 304 80
WIRE 528 112 528 80
WIRE 784 112 784 80
WIRE 48 224 48 192
WIRE 304 224 304 192
WIRE 528 224 528 192
WIRE 784 224 784 192
FLAG 48 224 0
FLAG 304 224 0
FLAG 528 224 0
FLAG 784 224 0
DATAFLAG 304 80 ""
DATAFLAG 784 80 ""
SYMBOL diode 144 96 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value DD
SYMBOL res 288 96 R0
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL voltage 48 96 R0
SYMATTR InstName V1
SYMATTR Value 2
SYMBOL diode 624 96 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value DT
SYMBOL res 768 96 R0
SYMATTR InstName R2
SYMATTR Value 1
SYMBOL voltage 528 96 R0
SYMATTR InstName V2
SYMATTR Value 2
TEXT 16 296 Left 2 !.model DD D(Is=1n N=0.01)
TEXT 496 296 Left 2 !.model DT D(Ron=1m Roff=1G Vfwd=0)
TEXT 48 0 Left 2 !.op