Version 4
SHEET 1 1352 740
WIRE -192 0 -336 0
WIRE -96 0 -192 0
WIRE -64 0 -96 0
WIRE 48 0 16 0
WIRE 192 0 48 0
WIRE -336 16 -336 0
WIRE 192 16 192 0
WIRE -96 96 -96 0
WIRE 48 96 48 0
WIRE 192 96 192 80
WIRE -336 112 -336 96
WIRE -192 192 -192 0
WIRE -160 192 -192 192
WIRE 496 192 256 192
WIRE 640 192 496 192
WIRE 640 208 640 192
WIRE 496 224 496 192
WIRE -160 288 -192 288
WIRE 304 288 256 288
WIRE 384 288 304 288
WIRE 304 304 304 288
WIRE 384 304 384 288
WIRE 640 304 640 288
WIRE 496 320 496 288
WIRE 304 384 304 368
WIRE 48 400 48 384
WIRE -80 416 -80 384
WIRE 192 416 192 384
WIRE 384 416 384 384
WIRE 384 416 192 416
WIRE 384 432 384 416
WIRE -80 528 -80 496
WIRE 384 528 384 512
FLAG 304 384 0
FLAG 48 400 0
FLAG -336 112 0
FLAG 384 528 0
FLAG 640 304 0
FLAG 496 320 0
FLAG -336 0 vIN
FLAG 640 192 vOUT
FLAG -80 528 0
FLAG -192 288 0
SYMBOL cap 288 304 R0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL voltage -336 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL ind -80 16 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
WINDOW 39 -45 57 VTop 2
SYMATTR InstName L1
SYMATTR Value 10µ
SYMATTR SpiceLine Rser=65m
SYMBOL res 368 288 R0
SYMATTR InstName R1
SYMATTR Value 301k
SYMBOL res 368 416 R0
SYMATTR InstName R2
SYMATTR Value 1Meg
SYMBOL cap 480 224 R0
WINDOW 39 24 77 Left 2
SYMATTR Value 4.7µ
SYMATTR SpiceLine Rser=3m
SYMATTR InstName C3
SYMBOL res 624 192 R0
SYMATTR InstName Rload
SYMATTR Value 225
SYMBOL res -96 400 R0
SYMATTR InstName R4
SYMATTR Value 40.2k
SYMBOL cap 176 16 R0
SYMATTR InstName C2
SYMATTR Value 0.1µ
SYMBOL LT8338 48 240 R0
SYMATTR InstName U1
TEXT 496 536 Left 2 !.tran 3m startup
TEXT -56 512 Left 2 ;2.2MHz