Version 4 SHEET 1 1708 852 WIRE -272 -16 -736 -16 WIRE -160 -16 -272 -16 WIRE -64 -16 -160 -16 WIRE 64 -16 -64 -16 WIRE 176 -16 64 -16 WIRE 320 -16 272 -16 WIRE 416 -16 320 -16 WIRE 512 -16 416 -16 WIRE 624 -16 512 -16 WIRE -736 0 -736 -16 WIRE 512 0 512 -16 WIRE 624 0 624 -16 WIRE -64 48 -64 -16 WIRE 64 48 64 -16 WIRE 192 48 192 32 WIRE 320 48 320 -16 WIRE -736 96 -736 80 WIRE 512 96 512 64 WIRE 624 96 624 80 WIRE 416 112 416 -16 WIRE -272 160 -272 -16 WIRE -160 176 -160 -16 WIRE -112 176 -160 176 WIRE -272 320 -272 224 WIRE 128 320 128 304 WIRE 128 320 -272 320 WIRE 416 320 416 176 WIRE 416 320 128 320 WIRE 128 336 128 320 WIRE 128 432 128 416 FLAG 128 432 0 FLAG 512 96 0 FLAG 624 96 0 FLAG -736 96 0 SYMBOL nmos 272 32 M270 WINDOW 0 79 48 VTop 2 WINDOW 3 52 48 VTop 2 SYMATTR InstName Q1 SYMATTR Value BSC060N10NS3 SYMBOL voltage -736 -16 R0 WINDOW 123 24 138 Left 2 WINDOW 39 24 117 Left 2 SYMATTR Value PWL(0 0 1m 12 10m 12 10.001m 0) SYMATTR InstName V1 SYMBOL cap 400 112 R0 SYMATTR InstName C1 SYMATTR Value 1.5µ SYMBOL res 112 320 R0 SYMATTR InstName R1 SYMATTR Value 1K SYMBOL res 608 -16 R0 SYMATTR InstName Rload SYMATTR Value 1 SYMBOL cap 496 0 R0 SYMATTR InstName C2 SYMATTR Value 300µ SYMATTR SpiceLine Rser=.01 SYMBOL LTC4359 128 176 R0 SYMATTR InstName U1 SYMBOL TVSdiode -288 160 R0 SYMATTR InstName D1 SYMATTR Value SMBJ24CA TEXT 424 344 Left 2 !.tran 20m