Version 4
SHEET 1 880 680
WIRE -352 160 -352 96
WIRE 208 320 208 224
WIRE -352 336 -352 240
WIRE -144 336 -144 304
FLAG -144 336 0
FLAG -352 336 0
FLAG 208 320 0
FLAG -144 224 Gate
SYMBOL nmos 160 128 R0
WINDOW 3 -8 108 Left 2
SYMATTR Value NMOS90 w=10u l=0.09u
SYMATTR InstName M1
SYMBOL voltage -144 208 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName Vgs
SYMATTR Value 1
SYMBOL voltage -352 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName Vds
SYMATTR Value 4.5
SYMBOL nmos 16 0 R0
WINDOW 3 -8 108 Left 2
SYMATTR Value NMOS90 w=10u l=0.09u
SYMATTR InstName M2
SYMBOL nmos 432 0 M0
WINDOW 3 -8 108 Left 2
SYMATTR Value NMOS90 w=10u l=0.09u
SYMATTR InstName M3
TEXT 16 344 Left 2 !.dc Vds 0 2 0.01 Vgs 0.4 1 0.1
TEXT 16 368 Left 2 !.include nmos1u.txt