* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3853.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\LTC3853.asy)
MQ2 N011 N014 0 0 Si4816BDY_1
R1 N001 N003 100K
R7 N020 0 20K
L2 N012 N013 1.5
R11 Vout2 N021 24.9K
R5 Vout1 N018 10
MQ4 N012 N015 0 0 Si4816BDY_1
R15 Vout3 N030 10
V2 N001 0 5
R4 N010 N016 10
C15 Vout3 0 220
C6 N024 0 .001
C16 N027 0 1500p Rser=18K Cpar=220p
L3 N032 N034 2.2
R10 Vout2 N019 10
C17 N028 0 .001
Rload2 Vout2 0 .36
R8 N013 Vout2 8m
C13 N031 N032 .1
R6 Vout1 N020 43.2K
C9 N017 N019 1000p
C19 0 N006 .002 Rser=10K
MQ3 Vin N007 N012 N012 Si4816BDY_1
C1 Vcc 0 4.7
V1 Vin 0 12
MQ1 Vin N005 N011 N011 Si4816BDY_1
C2 N008 N011 .1
XU1 N025 N028 N016 N018 N017 N019 N029 N030 N020 N022 0 N021 N023 N035 N027 N004 N003 N031 N026 N032 N033 Vcc NC_01 Vin N009 N007 N012 N015 Vcc N014 N011 N005 N008 N001 N001 N001 N002 N006 Vcc N024 LTC3853 ;pnba TK/SS2)TK/SS3)Sense1+)Sense1-)Sense2+)Sense2-)Sense3+)Sense3-)FB1)Ith1)GND)FB2)Ith2)FB3)Ith3)Pgood3)Pgood12)Boost3)TG3)SW3)BG3)IntVcc)ExtVcc)Vin)Boost2)TG2)SW2)BG2)DRVcc12)BG1)SW1)TG1)Boost1)Run3)Run2)Run1)Mode/PLLIN)Freq/PLLFLTR)Ilim)TK/SS1
D2 Vcc N009 CMDSH2-3
C8 N009 N012 .1
R2 N001 N004 100K
C14 N029 N030 1000p
C18 Vout3 N035 10p
V3 N002 0 SINE(1 1 500K)
C11 N023 0 1500p Rser=12K Cpar=220p
Rload1 Vout1 0 .5
Rload3 Vout3 0 .66
D1 Vcc N008 CMDSH2-3
MQ6 N032 N033 0 0 Si4816BDY_1
C7 Vout1 N020 10p
L1 N011 N010 1.5
C12 N025 0 .001
C4 Vout1 0 220
R17 N035 0 20K
D3 Vcc N031 CMDSH2-3
MQ5 Vin N026 N032 N032 Si4816BDY_1
C5 N022 0 1500p Rser=18K Cpar=220p
R3 N010 Vout1 8m
C10 Vout2 0 220
R9 N013 N017 10
R13 N034 Vout3 8m
R14 N034 N029 10
R12 N021 0 20K
R16 Vout3 N035 63.4K
C3 N016 N018 1000p
.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 750U startup
.lib LTC3853.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1564 1392
WIRE 960 -464 -608 -464
WIRE 0 -400 -96 -400
WIRE 96 -400 0 -400
WIRE 192 -400 96 -400
WIRE 288 -400 192 -400
WIRE 336 -400 288 -400
WIRE -432 -384 -464 -384
WIRE -304 -384 -352 -384
WIRE 336 -384 336 -400
WIRE -96 -368 -96 -400
WIRE 192 -368 192 -400
WIRE 480 -368 480 -384
WIRE 784 -320 784 -352
WIRE -704 -304 -960 -304
WIRE -608 -304 -608 -464
WIRE -608 -304 -704 -304
WIRE -416 -304 -608 -304
WIRE -192 -304 -416 -304
WIRE 336 -288 336 -304
WIRE -704 -272 -704 -304
WIRE -416 -272 -416 -304
WIRE 480 -272 480 -304
WIRE 480 -272 384 -272
WIRE 592 -272 480 -272
WIRE 672 -272 592 -272
WIRE -192 -256 -192 -304
WIRE -96 -256 -96 -288
WIRE 0 -256 0 -400
WIRE 96 -256 96 -400
WIRE 192 -256 192 -288
WIRE 288 -256 288 -400
WIRE 384 -256 384 -272
WIRE 480 -256 480 -272
WIRE 672 -256 672 -272
WIRE 960 -240 960 -464
WIRE -320 -192 -368 -192
WIRE -304 -192 -304 -384
WIRE -288 -192 -304 -192
WIRE 784 -192 784 -256
WIRE 784 -192 768 -192
WIRE -704 -160 -704 -192
WIRE 912 -160 800 -160
WIRE -368 -96 -368 -112
WIRE -320 -96 -320 -192
WIRE -288 -96 -320 -96
WIRE 800 -96 800 -160
WIRE 800 -96 768 -96
WIRE 912 -96 912 -112
WIRE -368 0 -368 -32
WIRE -288 0 -368 0
WIRE 912 0 912 -32
WIRE 912 0 768 0
WIRE -368 16 -368 0
WIRE 912 16 912 0
WIRE -768 96 -896 96
WIRE -688 96 -768 96
WIRE -672 96 -688 96
WIRE -576 96 -592 96
WIRE -544 96 -576 96
WIRE -416 96 -416 -176
WIRE -416 96 -464 96
WIRE -368 96 -368 80
WIRE -368 96 -416 96
WIRE -288 96 -368 96
WIRE 912 96 912 80
WIRE 912 96 768 96
WIRE 960 96 960 -144
WIRE 960 96 912 96
WIRE 1008 96 960 96
WIRE 1136 96 1088 96
WIRE 1152 96 1136 96
WIRE 1248 96 1232 96
WIRE 1312 96 1248 96
WIRE 1408 96 1312 96
WIRE -896 112 -896 96
WIRE -768 112 -768 96
WIRE -416 112 -416 96
WIRE 960 112 960 96
WIRE 1312 112 1312 96
WIRE 1408 112 1408 96
WIRE -288 192 -368 192
WIRE 912 192 768 192
WIRE -896 208 -896 192
WIRE -768 208 -768 176
WIRE 1312 208 1312 176
WIRE 1408 208 1408 192
WIRE -416 224 -416 208
WIRE 960 224 960 208
WIRE -576 288 -576 96
WIRE -480 288 -576 288
WIRE -368 288 -400 288
WIRE -288 288 -368 288
WIRE 816 288 768 288
WIRE 944 288 816 288
WIRE 1136 288 1136 96
WIRE 1136 288 1024 288
WIRE -368 304 -368 288
WIRE 816 304 816 288
WIRE -688 384 -688 96
WIRE -576 384 -688 384
WIRE -480 384 -576 384
WIRE -368 384 -368 368
WIRE -368 384 -400 384
WIRE -288 384 -368 384
WIRE 816 384 816 368
WIRE 816 384 768 384
WIRE 944 384 816 384
WIRE 1248 384 1248 96
WIRE 1248 384 1024 384
WIRE -576 400 -576 384
WIRE -688 480 -688 464
WIRE -576 480 -576 464
WIRE -576 480 -688 480
WIRE -288 480 -576 480
WIRE 1248 480 1248 464
WIRE 1248 480 768 480
WIRE -688 496 -688 480
WIRE 1248 496 1248 480
WIRE -384 576 -400 576
WIRE -288 576 -320 576
WIRE 800 576 768 576
WIRE 880 576 864 576
WIRE -688 592 -688 576
WIRE 1248 592 1248 576
WIRE -384 672 -400 672
WIRE -288 672 -320 672
WIRE 800 672 768 672
WIRE 880 672 864 672
WIRE -192 768 -192 736
WIRE -192 768 -288 768
WIRE 480 768 480 736
WIRE 576 768 576 736
WIRE 672 768 672 736
WIRE 192 784 192 736
WIRE 208 784 192 784
WIRE 288 784 288 736
WIRE 288 784 272 784
WIRE -288 816 -288 768
WIRE -192 816 -208 816
WIRE -96 816 -96 736
WIRE -96 816 -128 816
WIRE -80 816 -96 816
WIRE 0 816 0 736
WIRE 0 816 -16 816
WIRE 96 816 96 736
WIRE 192 848 192 784
WIRE 288 848 288 784
WIRE 480 848 480 832
WIRE 576 848 576 832
WIRE -960 864 -960 -304
WIRE -368 864 -960 864
WIRE 0 864 0 816
WIRE 0 864 -272 864
WIRE 16 864 0 864
WIRE 128 864 112 864
WIRE 0 912 0 864
WIRE 0 1008 0 992
WIRE 192 1008 192 928
WIRE 192 1008 0 1008
WIRE 288 1008 288 928
WIRE 304 1008 288 1008
WIRE 384 1008 384 736
WIRE 384 1008 368 1008
WIRE 0 1024 0 1008
WIRE 0 1120 0 1104
WIRE 0 1120 -144 1120
WIRE 288 1120 288 1008
WIRE 288 1120 0 1120
WIRE 384 1120 384 1008
WIRE 384 1120 368 1120
WIRE 400 1120 384 1120
WIRE 496 1120 480 1120
WIRE -144 1136 -144 1120
WIRE 0 1152 0 1120
WIRE -144 1232 -144 1216
WIRE 0 1232 0 1216
SYMBOL cap 800 560 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 51 88 VTop 2
SYMATTR InstName C11
SYMATTR Value 1500p
SYMATTR SpiceLine Rser=12K Cpar=220p
SYMBOL cap 928 16 M0
SYMATTR InstName C8
SYMATTR Value .1
SYMBOL ind 992 112 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 1.5
SYMBOL res -496 400 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 10
SYMBOL PowerProducts\\LTC3853 240 240 R0
SYMATTR InstName U1
SYMBOL schottky 928 -96 M0
WINDOW 3 -18 65 Left 2
SYMATTR Value CMDSH2-3
SYMATTR InstName D2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 208 800 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C14
SYMATTR Value 1000p
SYMBOL res 272 944 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R15
SYMATTR Value 10
SYMBOL cap -784 112 R0
SYMATTR InstName C4
SYMATTR Value 220
SYMBOL nmos 912 112 R0
SYMATTR InstName Q4
SYMATTR Value Si4816BDY_1
SYMBOL nmos -368 112 M0
SYMATTR InstName Q2
SYMATTR Value Si4816BDY_1
SYMBOL cap 800 304 R0
SYMATTR InstName C9
SYMATTR Value 1000p
SYMBOL cap 800 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C12
SYMATTR Value .001
SYMBOL cap -320 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value .001
SYMBOL nmos 912 -240 R0
WINDOW 3 53 72 Left 2
SYMATTR Value Si4816BDY_1
SYMATTR InstName Q3
SYMBOL schottky -192 832 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -160 1120 R0
SYMATTR InstName Rload3
SYMATTR Value .66
SYMBOL ind -448 112 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 1.5
SYMBOL cap -592 400 R0
SYMATTR InstName C7
SYMATTR Value 10p
SYMBOL nmos -368 816 M90
WINDOW 0 72 48 VLeft 2
WINDOW 3 95 136 VLeft 2
SYMATTR InstName Q5
SYMATTR Value Si4816BDY_1
SYMBOL res -704 368 R0
SYMATTR InstName R6
SYMATTR Value 43.2K
SYMBOL ind 16 896 M0
SYMATTR InstName L3
SYMATTR Value 2.2
SYMBOL voltage -704 -288 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL voltage -336 -384 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value SINE(1 1 500K)
SYMBOL res -576 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 8m
SYMBOL res -912 96 R0
SYMATTR InstName Rload1
SYMATTR Value .5
SYMBOL schottky -384 -96 R0
WINDOW 3 -18 65 Left 2
SYMATTR Value CMDSH2-3
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -16 1008 R0
SYMATTR InstName R13
SYMATTR Value 8m
SYMBOL cap -384 16 R0
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL cap -320 560 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 51 88 VTop 2
SYMATTR InstName C5
SYMATTR Value 1500p
SYMATTR SpiceLine Rser=18K Cpar=220p
SYMBOL res -496 304 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 10
SYMBOL res 1232 368 R0
SYMATTR InstName R11
SYMATTR Value 24.9K
SYMBOL res 176 -384 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL cap 1296 112 R0
SYMATTR InstName C10
SYMATTR Value 220
SYMBOL res -112 -384 R0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL nmos -368 -272 M0
WINDOW 3 53 72 Left 2
SYMATTR Value Si4816BDY_1
SYMATTR InstName Q1
SYMBOL cap 464 768 R0
WINDOW 0 44 16 Bottom 2
WINDOW 3 52 52 Top 2
WINDOW 39 52 105 Top 2
SYMATTR InstName C16
SYMATTR Value 1500p
SYMATTR SpiceLine Rser=18K Cpar=220p
SYMBOL res 1392 96 R0
SYMATTR InstName Rload2
SYMATTR Value .36
SYMBOL cap -80 832 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C13
SYMATTR Value .1
SYMBOL cap 768 -320 R0
WINDOW 39 24 77 Left 2
SYMATTR InstName C19
SYMATTR Value .002
SYMATTR SpiceLine Rser=10K
SYMBOL res 1040 304 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R9
SYMATTR Value 10
SYMBOL res 384 1136 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R17
SYMATTR Value 20K
SYMBOL cap 560 768 R0
SYMATTR InstName C17
SYMATTR Value .001
SYMBOL voltage 336 -400 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL res 176 944 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R14
SYMATTR Value 10
SYMBOL res 1136 80 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 8m
SYMBOL res 1232 480 R0
SYMATTR InstName R12
SYMATTR Value 20K
SYMBOL cap -16 1152 R0
SYMATTR InstName C15
SYMATTR Value 220
SYMBOL cap 496 -304 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL res 272 1136 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R16
SYMATTR Value 63.4K
SYMBOL cap 304 1024 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C18
SYMATTR Value 10p
SYMBOL res 1040 400 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R10
SYMATTR Value 10
SYMBOL cap -384 304 R0
SYMATTR InstName C3
SYMATTR Value 1000p
SYMBOL res -704 480 R0
SYMATTR InstName R7
SYMATTR Value 20K
SYMBOL nmos 16 816 M90
WINDOW 0 62 42 VLeft 2
WINDOW 3 84 124 VLeft 2
SYMATTR InstName Q6
SYMATTR Value Si4816BDY_1
FLAG -704 -160 0
FLAG -704 -304 Vin
FLAG 672 768 0
FLAG 480 -384 0
FLAG 336 -288 0
FLAG -416 224 0
FLAG 592 -272 Vcc
FLAG -368 -112 Vcc
FLAG -768 208 0
FLAG -896 96 Vout1
FLAG -400 576 0
FLAG -400 672 0
FLAG -688 592 0
FLAG 960 224 0
FLAG 912 -112 Vcc
FLAG 1408 208 0
FLAG 1312 208 0
FLAG 1408 96 Vout2
FLAG 880 576 0
FLAG 880 672 0
FLAG 1248 592 0
FLAG 128 864 0
FLAG -208 816 Vcc
FLAG -144 1232 0
FLAG 0 1232 0
FLAG -144 1120 Vout3
FLAG 480 848 0
FLAG 576 848 0
FLAG 496 1120 0
FLAG -464 -384 0
FLAG 784 -352 0
FLAG -896 208 0
TEXT 824 896 Left 2 !.tran 750U startup