Version 4 SHEET 1 1508 680 WIRE 400 -320 256 -320 WIRE 256 -272 256 -320 WIRE 400 -192 400 -320 WIRE 256 -128 256 -192 WIRE 400 -64 400 -112 WIRE 480 -64 400 -64 WIRE 544 -64 480 -64 WIRE 400 -48 400 -64 WIRE 0 -16 -224 -16 WIRE 224 -16 80 -16 WIRE 224 16 224 -16 WIRE 224 16 112 16 WIRE 304 16 224 16 WIRE 352 16 304 16 WIRE 224 32 224 16 WIRE 64 80 -112 80 WIRE -224 112 -224 -16 WIRE 64 112 64 80 WIRE 112 112 112 16 WIRE 224 128 224 96 WIRE 400 128 400 48 WIRE 400 128 224 128 WIRE 544 128 544 -64 WIRE -112 144 -112 80 WIRE 224 176 224 128 WIRE 400 176 400 128 WIRE -224 304 -224 192 WIRE -112 304 -112 224 WIRE 64 304 64 192 WIRE 112 304 112 192 WIRE 224 304 224 240 WIRE 224 304 112 304 WIRE 304 304 224 304 WIRE 544 304 544 192 WIRE 544 304 304 304 FLAG 400 176 0 FLAG -224 304 0 FLAG 256 -128 0 FLAG 64 304 0 FLAG -112 80 Vout FLAG -112 304 0 FLAG 480 -64 d FLAG 304 16 g FLAG 304 304 c SYMBOL res -16 0 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R1 SYMATTR Value 1Meg SYMBOL res 384 -208 R0 SYMATTR InstName R2 SYMATTR Value 6.8k SYMBOL ind2 96 208 M180 WINDOW 0 36 80 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName L1 SYMATTR Value 1.3µH SYMATTR Type ind SYMBOL cap 208 32 R0 SYMATTR InstName C1 SYMATTR Value 680pF SYMBOL cap 208 176 R0 SYMATTR InstName C2 SYMATTR Value 75p SYMBOL cap 528 128 R0 SYMATTR InstName C3 SYMATTR Value 47p SYMBOL njf 352 -48 R0 SYMATTR InstName J1 SYMATTR Value 2N5485 SYMBOL ind2 80 208 R180 WINDOW 0 36 80 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName L2 SYMATTR Value 0.1µH SYMATTR Type ind SYMBOL voltage -224 208 R180 WINDOW 0 24 104 Left 0 WINDOW 3 24 16 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 1.45 SYMBOL voltage 256 -288 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 12 SYMBOL res -128 128 R0 SYMATTR InstName R3 SYMATTR Value 600 TEXT -216 -296 Left 0 !.tran 0 100u 0 2n TEXT -32 56 Left 0 !K1 L2 L1 0.95 TEXT -216 -224 Left 0 !;ac oct 100 1Meg 100Meg TEXT -216 -336 Left 0 !.ic I(L1)=.1u TEXT -216 -264 Left 0 !.options plotwinsize=0 TEXT -224 -88 Left 0 ;Adjust V1 for a Vds of 4 to 8V.