* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3727-1.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\LTC3727-1.asy)
Rload1 OUT1 0 1
R7 N018 0 15K
MQ2 N005 N011 0 0 FDS6680A
C5 N016 N015 220p
C4 OUT1 0 56 Rser=0.05
MQ1 IN N003 N005 N005 FDS6680A
L1 N005 N009 8 Rpar=10000
R4 N010 OUT2 .015
D3 N001 N006 MBRS140
D1 0 N005 MBRS140
MQ3 IN N004 N008 N008 FDS6680A
C10 N017 N018 220p
R8 N009 OUT1 .015
R9 IN N022 10K
C1 N006 N005 .1
C2 N001 0 4.7
MQ4 N008 N012 0 0 FDS6680A
R2 N013 OUT1 105K
D2 0 N008 MBRS140
C3 N009 OUT1 1000p
R5 N014 0 20K
V1 IN 0 18
L2 N008 N010 15
R3 N015 0 15K
C8 N010 OUT2 1000p
XU1 N019 N009 OUT1 N013 N023 N025 N001 N016 0 N021 N017 N014 OUT2 N010 N020 N004 N008 N007 N012 0 N001 N002 N011 IN N006 N005 N003 N022 LTC3727 ;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
V2 N025 0 SINE(.8 .8 300K)
C12 N024 N023 .01
C11 N020 0 .0001
Rload2 OUT2 0 2.4
R10 0 N024 10K
C6 N019 0 .0001
C9 OUT2 0 56 Rser=0.065
C7 N007 N008 .1
R1 N013 0 20K
D4 N001 N007 MBRS140
R6 N014 OUT2 280K
.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 LTC3727.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1312 1780
WIRE -1056 352 -1232 352
WIRE -784 352 -1056 352
WIRE -384 352 -784 352
WIRE 224 352 -384 352
WIRE -1056 368 -1056 352
WIRE -496 368 -640 368
WIRE -240 368 -496 368
WIRE -144 368 -240 368
WIRE 32 368 -144 368
WIRE -144 384 -144 368
WIRE -1056 464 -1056 448
WIRE -144 464 -144 448
WIRE -640 480 -640 368
WIRE 32 480 32 368
WIRE -784 496 -784 352
WIRE -384 496 -384 352
WIRE -240 496 -240 368
WIRE -96 496 -96 480
WIRE 224 496 224 352
WIRE -464 576 -736 576
WIRE 176 576 -16 576
WIRE -1232 656 -1232 352
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 112 672 32 672
WIRE 224 672 224 592
WIRE 224 672 176 672
WIRE -1024 768 -1040 768
WIRE -912 768 -944 768
WIRE -784 768 -784 672
WIRE -784 768 -912 768
WIRE -464 768 -784 768
WIRE 224 768 224 672
WIRE 224 768 -16 768
WIRE 368 768 224 768
WIRE 416 768 368 768
WIRE 528 768 496 768
WIRE -784 784 -784 768
WIRE 224 784 224 768
WIRE -912 800 -912 768
WIRE 368 816 368 768
WIRE -464 864 -736 864
WIRE 176 864 -16 864
WIRE -912 880 -912 864
WIRE 224 896 224 880
WIRE 368 896 368 880
WIRE -784 912 -784 880
WIRE -1040 960 -1040 768
WIRE -592 960 -1040 960
WIRE -464 960 -592 960
WIRE 32 960 -16 960
WIRE 528 960 528 768
WIRE 528 960 32 960
WIRE -592 976 -592 960
WIRE 32 976 32 960
WIRE -1040 1056 -1040 1040
WIRE -592 1056 -592 1040
WIRE -592 1056 -1040 1056
WIRE -464 1056 -592 1056
WIRE 32 1056 32 1040
WIRE 32 1056 -16 1056
WIRE 528 1056 528 1040
WIRE 528 1056 32 1056
WIRE -1040 1152 -1040 1056
WIRE -1040 1152 -1184 1152
WIRE -992 1152 -1040 1152
WIRE -880 1152 -912 1152
WIRE -464 1152 -880 1152
WIRE 320 1152 -16 1152
WIRE 400 1152 320 1152
WIRE 528 1152 528 1056
WIRE 528 1152 480 1152
WIRE 624 1152 528 1152
WIRE -1184 1168 -1184 1152
WIRE -1040 1168 -1040 1152
WIRE -880 1168 -880 1152
WIRE 320 1168 320 1152
WIRE 528 1168 528 1152
WIRE 624 1168 624 1152
WIRE -704 1248 -736 1248
WIRE -592 1248 -624 1248
WIRE -464 1248 -528 1248
WIRE 16 1248 -16 1248
WIRE 112 1248 80 1248
WIRE 208 1248 192 1248
WIRE -1184 1264 -1184 1248
WIRE -1040 1264 -1040 1232
WIRE -880 1264 -880 1248
WIRE 320 1264 320 1248
WIRE 528 1264 528 1232
WIRE 624 1264 624 1248
WIRE -640 1344 -736 1344
WIRE -464 1344 -576 1344
WIRE 80 1344 -16 1344
WIRE 208 1344 144 1344
WIRE -496 1440 -496 368
WIRE -464 1440 -496 1440
WIRE 16 1440 -16 1440
WIRE -1232 1552 -1232 736
WIRE -464 1552 -1232 1552
WIRE 16 1552 -16 1552
WIRE 96 1552 80 1552
WIRE 208 1552 176 1552
WIRE -384 1664 -384 1632
WIRE -240 1664 -240 1632
WIRE -96 1664 -96 1632
WIRE -240 1760 -240 1744
SYMBOL cap -528 1232 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 220p
SYMBOL PowerProducts\\LTC3727-1 -240 960 R0
SYMATTR InstName U1
SYMBOL res 304 1152 R0
SYMATTR InstName R5
SYMATTR Value 20K
SYMBOL cap -656 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL VOLTAGE -1056 352 R0
SYMATTR InstName V1
SYMATTR Value 18
SYMBOL res 608 1152 R0
SYMATTR InstName Rload2
SYMATTR Value 2.4
SYMBOL res -608 1232 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 15K
SYMBOL schottky 16 480 R0
SYMATTR InstName D4
SYMATTR Value MBRS140
SYMBOL res 192 1536 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 10K
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 schottky -656 480 R0
SYMATTR InstName D3
SYMATTR Value MBRS140
SYMBOL nmos 176 784 R0
SYMATTR InstName Q4
SYMATTR Value FDS6680A
SYMBOL cap 16 976 R0
SYMATTR InstName C8
SYMATTR Value 1000p
SYMBOL ind 400 784 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 15
SYMBOL cap -576 1328 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value .0001
SYMBOL schottky -928 864 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBRS140
SYMBOL res 96 1264 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R7
SYMATTR Value 15K
SYMBOL cap 16 1264 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C10
SYMATTR Value 220p
SYMBOL cap -608 976 R0
SYMATTR InstName C3
SYMATTR Value 1000p
SYMBOL polcap -1056 1168 R0
SYMATTR SpiceLine Rser=0.05
SYMATTR InstName C4
SYMATTR Value 56
SYMBOL res -896 1136 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 105K
SYMBOL cap 112 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value .1
SYMBOL nmos 176 496 R0
SYMATTR InstName Q3
SYMATTR Value FDS6680A
SYMBOL polcap 512 1168 R0
SYMATTR SpiceLine Rser=0.065
SYMATTR InstName C9
SYMATTR Value 56
SYMBOL res 384 1136 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 280K
SYMBOL NMOS -736 496 M0
WINDOW 0 41 -13 Right 2
WINDOW 3 38 104 Right 2
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL nmos -736 784 M0
WINDOW 0 -2 35 Right 2
WINDOW 3 36 107 Right 2
SYMATTR InstName Q2
SYMATTR Value FDS6680A
SYMBOL res 512 944 R0
SYMATTR InstName R4
SYMATTR Value .015
SYMBOL res -1056 944 R0
SYMATTR InstName R8
SYMATTR Value .015
SYMBOL RES -1248 640 R0
SYMATTR InstName R9
SYMATTR Value 10K
SYMBOL res -896 1152 R0
SYMATTR InstName R1
SYMATTR Value 20K
SYMBOL cap -160 384 R0
SYMATTR InstName C2
SYMATTR Value 4.7
SYMBOL cap 80 1360 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C11
SYMATTR Value .0001
SYMBOL RES -1200 1152 R0
SYMATTR InstName Rload1
SYMATTR Value 1
SYMBOL cap 80 1536 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C12
SYMATTR Value .01
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=10000
SYMBOL schottky 352 880 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value MBRS140
FLAG -384 1664 0
FLAG -96 1664 0
FLAG -144 464 0
FLAG -784 912 0
FLAG -912 880 0
FLAG -736 1344 0
FLAG -736 1248 0
FLAG -1040 1264 0
FLAG -880 1264 0
FLAG -1184 1152 OUT1
FLAG -1056 464 0
FLAG 224 896 0
FLAG 368 896 0
FLAG 208 1344 0
FLAG 208 1248 0
FLAG 528 1264 0
FLAG 320 1264 0
FLAG 624 1152 OUT2
FLAG -1184 1264 0
FLAG 624 1264 0
FLAG 208 1552 0
FLAG -240 1760 0
FLAG -1056 352 IN
TEXT 600 1472 Left 2 !.tran 800u startup