* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3727LX-1.asc
* Generated by LTspice 26.0.1 for Windows.
* Library below included based on ModelFile attribute of instance XU1 (C:\users\khalils\AppData\Local\LTspice\lib\sym\PowerProducts\LTC3727LX-1.asy)
R5 N014 0 20K
MQ1 IN N003 N005 N005 FDS6680A
R8 N009 OUT1 .015
C2 N001 0 4.7
C4 OUT1 0 56 Rser=0.05
C1 N006 N005 .1
C9 OUT2 0 56 Rser=0.065
D1 0 N005 MBRS140
V1 IN 0 18
C10 0 N016 220p Rser=15K
C5 N015 0 220p Rser=15K
L1 N005 N009 8 Rpar=2K
D2 0 N008 MBRS140
MQ4 N008 N012 0 0 FDS6680A
Rload1 OUT1 0 1
R4 N010 OUT2 .015
D4 N001 N007 MBRS140
L2 N008 N010 15 Rpar=2K
MQ2 N005 N011 0 0 FDS6680A
C3 N009 OUT1 1000p
R6 N014 OUT2 280K
C11 N018 0 .0001
C6 N017 0 .0001
XU1 N017 N009 OUT1 N013 N021 N022 N001 N015 0 N019 N016 N014 OUT2 N010 N018 N004 N008 N007 N012 0 N001 N002 N011 IN N006 N005 N003 N020 LTC3727A-1 ;pnba Run/SS1)Sense1+)Sense1-)Vosense1)PLLFLTR)PLLIN)FCB)Ith1)SGND)3.3Vout)Ith2)Vosense2)Sense2-)Sense2+)Run/SS2)TG2)SW2)Boost2)BG2)PGND)INTVcc)EXTVcc)BG1)Vin)Boost1)SW1)TG1)Pgood
C12 0 N021 .01 Rser=10K
C8 N010 OUT2 1000p
V2 N022 0 SINE(.8 .8 300K)
C7 N007 N008 .1
Rload2 OUT2 0 2.4
R1 N013 0 20K
R2 N013 OUT1 105K
D3 N001 N006 MBRS140
R9 IN N020 10K
MQ3 IN N004 N008 N008 FDS6680A
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.model NMOS NMOS
.model PMOS PMOS
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.mos
.tran 800u startup
.lib LTC3727A-1.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 2076 1780
WIRE -1056 400 -1216 400
WIRE -784 400 -1056 400
WIRE -384 400 -784 400
WIRE 208 400 -384 400
WIRE -1056 416 -1056 400
WIRE -576 416 -640 416
WIRE -496 416 -576 416
WIRE -240 416 -496 416
WIRE 32 416 -240 416
WIRE -576 432 -576 416
WIRE -640 480 -640 416
WIRE 32 480 32 416
WIRE -784 496 -784 400
WIRE -384 496 -384 400
WIRE -240 496 -240 416
WIRE -96 496 -96 480
WIRE 208 496 208 400
WIRE -1056 512 -1056 496
WIRE -576 512 -576 496
WIRE -464 576 -736 576
WIRE 160 576 -16 576
WIRE -1216 656 -1216 400
WIRE -784 672 -784 592
WIRE -720 672 -784 672
WIRE -640 672 -640 544
WIRE -640 672 -656 672
WIRE -464 672 -640 672
WIRE 32 672 32 544
WIRE 32 672 -16 672
WIRE 96 672 32 672
WIRE 208 672 208 592
WIRE 208 672 160 672
WIRE -1024 768 -1040 768
WIRE -928 768 -944 768
WIRE -784 768 -784 672
WIRE -784 768 -928 768
WIRE -464 768 -784 768
WIRE 208 768 208 672
WIRE 208 768 -16 768
WIRE 352 768 208 768
WIRE 384 768 352 768
WIRE 480 768 464 768
WIRE -784 784 -784 768
WIRE 208 784 208 768
WIRE -928 816 -928 768
WIRE 352 816 352 768
WIRE -464 864 -736 864
WIRE 160 864 -16 864
WIRE 208 896 208 880
WIRE 352 896 352 880
WIRE -928 912 -928 880
WIRE -784 912 -784 880
WIRE -1040 960 -1040 768
WIRE -640 960 -1040 960
WIRE -464 960 -640 960
WIRE 32 960 -16 960
WIRE 480 960 480 768
WIRE 480 960 32 960
WIRE -640 976 -640 960
WIRE 32 976 32 960
WIRE -1040 1056 -1040 1040
WIRE -640 1056 -640 1040
WIRE -640 1056 -1040 1056
WIRE -464 1056 -640 1056
WIRE 32 1056 32 1040
WIRE 32 1056 -16 1056
WIRE 480 1056 480 1040
WIRE 480 1056 32 1056
WIRE -1040 1152 -1040 1056
WIRE -1040 1152 -1168 1152
WIRE -976 1152 -1040 1152
WIRE -816 1152 -896 1152
WIRE -464 1152 -816 1152
WIRE 272 1152 -16 1152
WIRE 352 1152 272 1152
WIRE 480 1152 480 1056
WIRE 480 1152 432 1152
WIRE 608 1152 480 1152
WIRE -1168 1168 -1168 1152
WIRE -1040 1168 -1040 1152
WIRE -816 1168 -816 1152
WIRE 272 1168 272 1152
WIRE 480 1168 480 1152
WIRE 608 1168 608 1152
WIRE -592 1248 -656 1248
WIRE -464 1248 -528 1248
WIRE 16 1248 -16 1248
WIRE 128 1248 80 1248
WIRE -1168 1264 -1168 1248
WIRE -1040 1264 -1040 1232
WIRE -816 1264 -816 1248
WIRE 272 1264 272 1248
WIRE 480 1264 480 1232
WIRE 608 1264 608 1248
WIRE -672 1344 -688 1344
WIRE -464 1344 -608 1344
WIRE 112 1344 -16 1344
WIRE 208 1344 176 1344
WIRE -496 1440 -496 416
WIRE -464 1440 -496 1440
WIRE 16 1440 -16 1440
WIRE -1216 1552 -1216 736
WIRE -464 1552 -1216 1552
WIRE 16 1552 -16 1552
WIRE 128 1552 80 1552
WIRE -384 1664 -384 1632
WIRE -240 1664 -240 1632
WIRE -96 1664 -96 1632
WIRE -240 1760 -240 1744
SYMBOL res -832 1152 R0
SYMATTR InstName R1
SYMATTR Value 20K
SYMBOL VOLTAGE -1056 400 R0
SYMATTR InstName V1
SYMATTR Value 18
SYMBOL schottky -944 880 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBRS140
SYMBOL res 256 1152 R0
SYMATTR InstName R5
SYMATTR Value 20K
SYMBOL nmos 160 784 R0
SYMATTR InstName Q4
SYMATTR Value FDS6680A
SYMBOL cap -528 1232 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 60 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 220p
SYMATTR SpiceLine Rser=15K
SYMBOL schottky 16 480 R0
SYMATTR InstName D4
SYMATTR Value MBRS140
SYMBOL ind -928 784 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 8
SYMATTR SpiceLine Rpar=2K
SYMBOL res -880 1136 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 105K
SYMBOL cap -592 432 R0
WINDOW 3 23 55 Left 2
SYMATTR Value 4.7
SYMATTR InstName C2
SYMBOL res -1056 944 R0
WINDOW 0 39 44 Left 2
SYMATTR InstName R8
SYMATTR Value .015
SYMBOL cap -656 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL cap 16 976 R0
SYMATTR InstName C8
SYMATTR Value 1000p
SYMBOL schottky 336 880 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value MBRS140
SYMBOL polcap -1056 1168 R0
SYMATTR SpiceLine Rser=0.05
SYMATTR InstName C4
SYMATTR Value 56
SYMBOL cap 96 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value .1
SYMBOL NMOS -736 496 M0
WINDOW 0 32 -11 Right 2
WINDOW 3 38 108 Right 2
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL cap 80 1232 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 60 32 VTop 2
SYMATTR InstName C10
SYMATTR Value 220p
SYMATTR SpiceLine Rser=15K
SYMBOL PowerProducts\\LTC3727LX-1 -240 960 R0
SYMATTR InstName U1
SYMBOL RES -1184 1152 R0
SYMATTR InstName Rload1
SYMATTR Value 1
SYMBOL res 336 1136 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 280K
SYMBOL schottky -656 480 R0
SYMATTR InstName D3
SYMATTR Value MBRS140
SYMBOL cap 112 1360 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C11
SYMATTR Value .0001
SYMBOL res 592 1152 R0
SYMATTR InstName Rload2
SYMATTR Value 2.4
SYMBOL voltage -240 1648 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(.8 .8 300K)
SYMBOL RES -1232 640 R0
SYMATTR InstName R9
SYMATTR Value 10K
SYMBOL ind 368 784 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 15
SYMATTR SpiceLine Rpar=2K
SYMBOL nmos -736 784 M0
WINDOW 0 -3 30 Right 2
WINDOW 3 22 101 Right 2
SYMATTR InstName Q2
SYMATTR Value FDS6680A
SYMBOL cap -656 976 R0
SYMATTR InstName C3
SYMATTR Value 1000p
SYMBOL cap -608 1328 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value .0001
SYMBOL polcap 464 1168 R0
SYMATTR SpiceLine Rser=0.065
SYMATTR InstName C9
SYMATTR Value 56
SYMBOL cap 80 1536 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 60 32 VTop 2
SYMATTR InstName C12
SYMATTR Value .01
SYMATTR SpiceLine Rser=10K
SYMBOL res 464 944 R0
SYMATTR InstName R4
SYMATTR Value .015
SYMBOL nmos 160 496 R0
SYMATTR InstName Q3
SYMATTR Value FDS6680A
FLAG -384 1664 0
FLAG -96 1664 0
FLAG -576 512 0
FLAG -784 912 0
FLAG -928 912 0
FLAG -688 1344 0
FLAG -656 1248 0
FLAG -1040 1264 0
FLAG -816 1264 0
FLAG -1168 1152 OUT1
FLAG -1056 512 0
FLAG 208 896 0
FLAG 352 896 0
FLAG 208 1344 0
FLAG 128 1248 0
FLAG 480 1264 0
FLAG 272 1264 0
FLAG 608 1152 OUT2
FLAG -1168 1264 0
FLAG 608 1264 0
FLAG 128 1552 0
FLAG -240 1760 0
FLAG -1056 400 IN
TEXT 320 1392 Left 2 !.tran 800u startup