Version 4
SHEET 1 1236 740
WIRE -80 32 -192 32
WIRE 96 32 -80 32
WIRE -192 48 -192 32
WIRE 96 48 96 32
WIRE -80 96 -80 32
WIRE -64 96 -80 96
WIRE 288 96 256 96
WIRE 464 96 368 96
WIRE -192 144 -192 128
WIRE -80 192 -80 96
WIRE -64 192 -80 192
WIRE 464 192 464 96
WIRE 464 192 256 192
WIRE -160 288 -192 288
WIRE -64 288 -96 288
WIRE 288 288 256 288
WIRE 288 304 288 288
WIRE -160 384 -192 384
WIRE -64 384 -80 384
WIRE 288 384 288 368
WIRE 288 384 256 384
WIRE 352 384 288 384
WIRE 464 384 464 192
WIRE 464 384 432 384
WIRE 576 384 464 384
WIRE 672 384 576 384
WIRE 576 400 576 384
WIRE 672 400 672 384
WIRE 464 480 464 464
WIRE 464 480 256 480
WIRE 464 496 464 480
WIRE 576 496 576 464
WIRE 672 496 672 480
WIRE -240 576 -256 576
WIRE -160 576 -176 576
WIRE -64 576 -80 576
WIRE 272 576 256 576
WIRE 352 576 336 576
WIRE 464 592 464 576
WIRE 96 640 96 624
FLAG 576 496 0
FLAG 464 592 0
FLAG -256 576 0
FLAG -192 144 0
FLAG 672 496 0
FLAG -192 384 0
FLAG 352 576 0
FLAG 672 384 OUT
FLAG -192 32 IN
FLAG 96 640 0
FLAG -192 288 0
SYMBOL ind 336 400 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 3.3µ
SYMATTR SpiceLine Rpar=2K
SYMBOL cap 560 400 R0
SYMATTR InstName C1
SYMATTR Value 100µ
SYMBOL voltage -192 32 R0
SYMATTR InstName V1
SYMATTR Value 20
SYMBOL res 448 368 R0
SYMATTR InstName R1
SYMATTR Value 316K
SYMBOL res 448 480 R0
SYMATTR InstName R2
SYMATTR Value 102K
SYMBOL cap 272 304 R0
WINDOW 3 30 49 Left 2
SYMATTR Value .68µ
SYMATTR InstName C2
SYMBOL cap -176 560 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 680p
SYMBOL res -64 560 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 22K
SYMBOL res -64 368 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 34.4K
SYMBOL res 272 80 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL cap 272 592 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C4
SYMATTR Value .001µ
SYMBOL res 656 384 R0
SYMATTR InstName Rload
SYMATTR Value 1.65
SYMBOL cap -160 304 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C5
SYMATTR Value .47µ
SYMBOL PowerProducts\\LT3690 96 288 R0
SYMATTR InstName U1
TEXT 568 608 Left 2 !.tran 750u startup