* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3857-1.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\LTC3857-1.asy)
V1 IN 0 23
R6 OUT1 N014 62.5K
R5 N006 OUT1 7m
C6 N001 0 1
MQ2 IN N005 N010 N010 Si7884DP
MQ1 N007 N012 0 0 Si7884DP
C8 OUT1 0 150 Rser=50m
MQ4 N010 N013 0 0 Si7884DP
XU1 N016 N014 N006 OUT1 0 0 0 RUN RUN OUT2 N011 N015 N017 N019 N005 N010 N009 N013 N001 N002 0 IN N012 N008 N007 N004 N003 N018 LTC3857-1 ;pnba Ith1)Vfb1)Sense1+)Sense1-)Freq)PLLIN/Mode)SGND)Run1)Run2)Sense2-)Sense2+)Vfb2)Ith2)Track/SS2)TG2)SW2)Boost2)BG2)INTVcc)EXTVcc)PGND)Vin)BG1)Boost1)SW1)TG1)Pgood1)Track/SS1
Rload1 OUT1 0 1.5
C1 N009 N010 .1
L1 N010 N011 7.2 Rpar=2K
D2 N001 N008 BAT54
V2 RUN 0 5
C3 N017 0 680p Rser=15K
Rload2 OUT2 0 5
R2 OUT2 N015 193K
C4 N008 N007 .1
C5 0 N018 .001
R4 N003 RUN 100K
MQ3 IN N004 N007 N007 Si7884DP
L2 N007 N006 3.3 Rpar=2K
R7 N014 0 20K
C7 OUT2 0 150 Rser=50m
R1 N011 OUT2 10m
C2 0 N019 .001
C9 N016 0 680p Rser=15K
R3 N015 0 20K
D1 N001 N009 BAT54
.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 1m startup
.lib LTC3857-1.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1204 948
WIRE -320 -432 -448 -432
WIRE 64 -432 -320 -432
WIRE 688 -432 64 -432
WIRE -448 -416 -448 -432
WIRE 496 -416 -128 -416
WIRE 800 -416 496 -416
WIRE -160 -400 -240 -400
WIRE 208 -400 -160 -400
WIRE 528 -400 208 -400
WIRE 800 -400 800 -416
WIRE -240 -384 -240 -400
WIRE 64 -368 64 -432
WIRE 208 -368 208 -400
WIRE 352 -368 352 -384
WIRE -448 -320 -448 -336
WIRE -240 -304 -240 -320
WIRE 800 -304 800 -320
WIRE -128 -288 -128 -416
WIRE -112 -288 -128 -288
WIRE -16 -288 -32 -288
WIRE 464 -288 432 -288
WIRE -128 -192 -128 -288
WIRE -16 -192 -128 -192
WIRE 496 -192 496 -416
WIRE 496 -192 432 -192
WIRE 528 -192 528 -400
WIRE -320 -176 -320 -432
WIRE -160 -176 -160 -400
WIRE 688 -176 688 -432
WIRE -16 -96 -272 -96
WIRE 640 -96 432 -96
WIRE -464 0 -496 0
WIRE -320 0 -320 -80
WIRE -320 0 -384 0
WIRE -272 0 -320 0
WIRE -160 0 -160 -112
WIRE -160 0 -208 0
WIRE -16 0 -160 0
WIRE 528 0 528 -128
WIRE 528 0 432 0
WIRE 592 0 528 0
WIRE 688 0 688 -80
WIRE 688 0 656 0
WIRE 736 0 688 0
WIRE 896 0 816 0
WIRE -320 96 -320 0
WIRE -16 96 -320 96
WIRE 688 96 688 0
WIRE 688 96 432 96
WIRE -320 112 -320 96
WIRE 688 112 688 96
WIRE -16 192 -272 192
WIRE 640 192 432 192
WIRE -320 224 -320 208
WIRE 688 224 688 208
WIRE -496 288 -496 0
WIRE -16 288 -496 288
WIRE 896 288 896 0
WIRE 896 288 432 288
WIRE -496 384 -496 368
WIRE -16 384 -496 384
WIRE 896 384 896 368
WIRE 896 384 432 384
WIRE -496 480 -496 384
WIRE -496 480 -624 480
WIRE -416 480 -496 480
WIRE -320 480 -336 480
WIRE -16 480 -320 480
WIRE 672 480 432 480
WIRE 720 480 672 480
WIRE 896 480 896 384
WIRE 896 480 800 480
WIRE 1008 480 896 480
WIRE -624 496 -624 480
WIRE -320 496 -320 480
WIRE 672 496 672 480
WIRE 1008 496 1008 480
WIRE -496 512 -496 480
WIRE 896 512 896 480
WIRE -176 576 -192 576
WIRE -16 576 -112 576
WIRE 528 576 432 576
WIRE 608 576 592 576
WIRE -624 592 -624 576
WIRE -496 592 -496 576
WIRE -320 592 -320 576
WIRE 672 592 672 576
WIRE 896 592 896 576
WIRE 1008 592 1008 576
WIRE -112 672 -128 672
WIRE -16 672 -48 672
WIRE 448 672 432 672
WIRE 544 672 512 672
WIRE 64 752 64 736
WIRE 208 752 208 736
WIRE 352 752 352 736
SYMBOL res -432 464 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 62.5K
SYMBOL cap -208 16 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C4
SYMATTR Value .1
SYMBOL res 992 480 R0
SYMATTR InstName Rload2
SYMATTR Value 5
SYMBOL nmos 640 -176 R0
SYMATTR InstName Q2
SYMATTR Value Si7884DP
SYMBOL cap 512 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value .001
SYMBOL cap 880 512 R0
SYMATTR InstName C7
SYMATTR Value 150
SYMATTR SpiceLine Rser=50m
SYMBOL cap 592 16 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL schottky -176 -176 R0
WINDOW 3 32 63 Left 2
SYMATTR Value BAT54
SYMATTR InstName D2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -512 272 R0
WINDOW 0 41 45 Left 2
SYMATTR InstName R5
SYMATTR Value 7m
SYMBOL cap 528 592 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
WINDOW 39 -21 32 VBottom 2
SYMATTR InstName C3
SYMATTR Value 680p
SYMATTR SpiceLine Rser=15K
SYMBOL res 816 464 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 193K
SYMBOL nmos 640 112 R0
SYMATTR InstName Q4
SYMATTR Value Si7884DP
SYMBOL cap -112 592 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
WINDOW 39 -21 32 VBottom 2
SYMATTR InstName C9
SYMATTR Value 680p
SYMATTR SpiceLine Rser=15K
SYMBOL res 656 480 R0
SYMATTR InstName R3
SYMATTR Value 20K
SYMBOL nmos -272 -176 M0
WINDOW 0 40 -10 Right 2
WINDOW 3 32 102 Right 2
SYMATTR InstName Q3
SYMATTR Value Si7884DP
SYMBOL ind 720 16 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 7.2
SYMATTR SpiceLine Rpar=2K
SYMBOL schottky 512 -192 R0
WINDOW 3 32 63 Left 2
SYMATTR Value BAT54
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -512 512 R0
WINDOW 3 25 61 Left 2
SYMATTR Value 150
SYMATTR InstName C8
SYMATTR SpiceLine Rser=50m
SYMBOL res -640 480 R0
SYMATTR InstName Rload1
SYMATTR Value 1.5
SYMBOL voltage -448 -432 R0
SYMATTR InstName V1
SYMATTR Value 23
SYMBOL ind -368 16 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 3.3
SYMATTR SpiceLine Rpar=2K
SYMBOL res 880 272 R0
SYMATTR InstName R1
SYMATTR Value 10m
SYMBOL res -16 -304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 100K
SYMBOL nmos -272 112 M0
WINDOW 0 -7 24 Right 2
WINDOW 3 12 97 Right 2
SYMATTR InstName Q1
SYMATTR Value Si7884DP
SYMBOL cap -256 -384 R0
SYMATTR InstName C6
SYMATTR Value 1
SYMBOL PowerProducts\\LTC3857-1 208 192 R0
SYMATTR InstName U1
SYMBOL cap -112 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value .001
SYMBOL res -336 480 R0
SYMATTR InstName R7
SYMATTR Value 20K
SYMBOL voltage 800 -416 R0
SYMATTR InstName V2
SYMATTR Value 5
FLAG 688 224 0
FLAG 352 752 0
FLAG 64 752 0
FLAG 672 592 0
FLAG 544 672 0
FLAG 608 576 0
FLAG -320 224 0
FLAG -320 592 0
FLAG -128 672 0
FLAG -448 -320 0
FLAG -240 -304 0
FLAG 464 -288 0
FLAG 896 592 0
FLAG -496 592 0
FLAG -192 576 0
FLAG -624 592 0
FLAG 1008 592 0
FLAG 208 752 0
FLAG -448 -432 IN
FLAG -624 480 OUT1
FLAG 1008 480 OUT2
FLAG 800 -304 0
FLAG 800 -416 RUN
TEXT 648 704 Left 2 !.tran 1m startup