Version 4
SHEET 1 880 680
WIRE 416 -448 160 -448
WIRE 160 -320 160 -448
WIRE 160 -320 64 -320
WIRE 160 -256 160 -320
WIRE 64 -240 64 -320
WIRE 64 -112 64 -176
WIRE 160 -112 160 -176
WIRE 160 -112 64 -112
WIRE 416 -48 416 -448
WIRE 432 32 416 32
WIRE 160 48 160 -112
WIRE -80 128 -208 128
WIRE 112 128 0 128
WIRE -208 160 -208 128
WIRE -208 256 -208 240
WIRE 160 256 160 144
WIRE 160 256 -208 256
WIRE 416 256 416 32
WIRE 416 256 160 256
FLAG 160 256 0
SYMBOL nmos 112 48 R0
SYMATTR InstName M1
SYMBOL res 16 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 3k
SYMBOL voltage -208 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL voltage 416 -64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 24
SYMBOL diode 80 -176 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMBOL res 144 -272 R0
SYMATTR InstName R2
SYMATTR Value 1200