Version 4
SHEET 1 1144 680
WIRE 192 -64 96 -64
WIRE 368 -64 192 -64
WIRE 96 -48 96 -64
WIRE 368 -48 368 -64
WIRE 192 0 192 -64
WIRE 224 0 192 0
WIRE 96 48 96 32
WIRE 544 192 512 192
WIRE 656 192 624 192
WIRE 768 192 656 192
WIRE 864 192 768 192
WIRE 960 192 864 192
WIRE 656 208 656 192
WIRE 768 208 768 192
WIRE 864 208 864 192
WIRE 960 208 960 192
WIRE 128 288 96 288
WIRE 224 288 192 288
WIRE 656 288 512 288
WIRE 768 288 768 272
WIRE 768 288 656 288
WIRE 656 304 656 288
WIRE 864 304 864 272
WIRE 960 304 960 288
WIRE 112 384 96 384
WIRE 224 384 192 384
WIRE 528 384 512 384
WIRE 656 400 656 384
FLAG 96 384 0
FLAG 96 288 0
FLAG 96 48 0
FLAG 864 304 0
FLAG 656 400 0
FLAG 960 304 0
FLAG 960 192 OUT
FLAG 96 -64 IN
FLAG 528 384 0
SYMBOL res 208 368 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 18.2K
SYMBOL cap 192 272 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .001µ
SYMBOL voltage 96 -64 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL res 640 192 R0
SYMATTR InstName R2
SYMATTR Value 1Meg
SYMBOL res 640 288 R0
SYMATTR InstName R3
SYMATTR Value 187K
SYMBOL cap 752 208 R0
SYMATTR InstName C5
SYMATTR Value 10p
SYMBOL res 944 192 R0
SYMATTR InstName Rload
SYMATTR Value 2.5
SYMBOL LT8609S 368 192 R0
SYMATTR InstName U1
SYMBOL cap 848 208 R0
SYMATTR Value 22µ
SYMATTR SpiceLine Rser=2m
SYMATTR InstName C2
SYMBOL ind 528 208 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 2.2µ
SYMATTR SpiceLine Rser=37m
TEXT 752 424 Left 2 !.tran 500u startup