* Z:\home\khalils\Downloads\files\data\raw_asc\LT8673.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\LT8673.asy)
R1 N002 N006 33.2k
L1 OUT N005 100 Rser=5
R8 N008 N007 100k
R2 OUT N002 120k
C3 OUT 0 1500 Rser=20m
R5 N013 0 22.1k
XU1 0 N002 N009 N006 N012 N013 OUT N008 N014 N010 N011 N007 N005 N004 OUT IN N003 LT8673 ;pnba GND)VSNS1)VSNS2)RB)VINMON)VMON)EN/UVLO)ENR)RFLT)OUTC1)OUTC2)_FAULT)AUXSW)AUX)DRN)SRC)GATE
R9 N008 N010 100k
R10 N008 N011 100k
C1 OUT N004 1
Rload OUT 0 2.37
C2 OUT 0 4.7 Rser=10m
D2 N001 IN UFZV33B
V2 N008 0 3.3
M1 OUT N003 IN IN BSC028N06LS3
R6 IN N012 200k
R4 IN N009 120k
V1 IN 0 SINE(12 3 50K 0.2)
R3 N009 N006 24.9k
R7 N014 0 21.5k
D1 N001 0 UFZV18B
.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 202m startup
.lib LT8673.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1296 744
WIRE -944 -128 -960 -128
WIRE -688 -128 -944 -128
WIRE -560 -128 -688 -128
WIRE -32 -128 -560 -128
WIRE 80 -128 -32 -128
WIRE 224 -128 176 -128
WIRE 352 -128 224 -128
WIRE 480 -128 352 -128
WIRE 624 -128 480 -128
WIRE 784 -128 624 -128
WIRE 912 -128 784 -128
WIRE 944 -128 912 -128
WIRE -960 -112 -960 -128
WIRE -688 -112 -688 -128
WIRE 352 -112 352 -128
WIRE 480 -112 480 -128
WIRE 624 -112 624 -128
WIRE 784 -112 784 -128
WIRE 944 -112 944 -128
WIRE 224 -32 224 -128
WIRE 224 -32 -128 -32
WIRE -960 -16 -960 -32
WIRE -688 -16 -688 -48
WIRE -160 -16 -336 -16
WIRE 624 -16 624 -48
WIRE 784 -16 784 -48
WIRE 944 -16 944 -32
WIRE -32 0 -32 -128
WIRE 96 0 96 -80
WIRE 224 0 224 -32
WIRE 352 0 352 -48
WIRE 480 0 480 -32
WIRE -432 48 -464 48
WIRE -336 48 -336 -16
WIRE -336 48 -352 48
WIRE -320 48 -336 48
WIRE -208 48 -240 48
WIRE -688 64 -688 48
WIRE -160 64 -160 -16
WIRE -96 64 -160 64
WIRE 560 80 528 80
WIRE 752 80 640 80
WIRE -560 144 -560 -128
WIRE -432 144 -560 144
WIRE -336 144 -352 144
WIRE -320 144 -336 144
WIRE -208 144 -208 48
WIRE -208 144 -240 144
WIRE -96 144 -208 144
WIRE 640 144 528 144
WIRE 752 144 752 80
WIRE 752 144 720 144
WIRE -336 224 -336 144
WIRE -96 224 -336 224
WIRE 560 224 528 224
WIRE 752 224 752 144
WIRE 752 224 640 224
WIRE -560 272 -560 144
WIRE -448 272 -560 272
WIRE -96 272 -368 272
WIRE 752 304 752 224
WIRE 752 304 528 304
WIRE -96 320 -240 320
WIRE -240 336 -240 320
WIRE 752 352 752 304
WIRE -128 368 -128 -32
WIRE -96 368 -128 368
WIRE 576 368 528 368
WIRE 576 384 576 368
WIRE 224 416 224 400
WIRE -240 432 -240 416
WIRE 576 480 576 464
WIRE 752 480 752 432
SYMBOL res -448 32 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 120k
SYMBOL cap 608 -112 R0
WINDOW 3 25 53 Left 2
SYMATTR Value 4.7
SYMATTR SpiceLine Rser=10m
SYMATTR InstName C2
SYMBOL nmos 176 -80 M270
WINDOW 0 83 47 VTop 2
WINDOW 3 56 47 VTop 2
SYMATTR InstName M1
SYMATTR Value BSC028N06LS3
SYMBOL res 656 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 100k
SYMBOL voltage 752 336 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 3.3
SYMBOL voltage -960 -128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(12 3 50K 0.2)
SYMBOL res -448 128 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 120k
SYMBOL ind 464 -128 R0
WINDOW 0 38 28 Left 2
WINDOW 3 38 61 Left 2
SYMATTR InstName L1
SYMATTR Value 100
SYMATTR SpiceLine Rser=5
SYMBOL res -336 32 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 33.2k
SYMBOL res -336 128 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 24.9k
SYMBOL res 656 208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 100k
SYMBOL zener -704 -16 R0
WINDOW 0 28 8 Left 2
WINDOW 3 21 62 Left 2
SYMATTR InstName D1
SYMATTR Value UFZV18B
SYMBOL zener -704 -48 M180
WINDOW 0 24 57 Left 2
WINDOW 3 23 3 Left 2
SYMATTR InstName D2
SYMATTR Value UFZV33B
SYMBOL res -256 320 R0
SYMATTR InstName R5
SYMATTR Value 22.1k
SYMBOL res 928 -128 R0
SYMATTR InstName Rload
SYMATTR Value 2.37
SYMBOL cap 336 -112 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL cap 768 -112 R0
WINDOW 3 39 35 Left 2
SYMATTR Value 1500
SYMATTR SpiceLine Rser=20m
SYMATTR InstName C3
SYMBOL LT8673 224 128 R0
SYMATTR InstName U1
SYMBOL res -464 256 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 200k
SYMBOL res 736 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 100k
SYMBOL res 560 368 R0
SYMATTR InstName R7
SYMATTR Value 21.5k
FLAG 624 -16 0
FLAG 784 -16 0
FLAG 944 -16 0
FLAG 224 416 0
FLAG -688 64 0
FLAG -944 -128 IN
FLAG 912 -128 OUT
FLAG -960 -16 0
FLAG -464 48 OUT
FLAG -240 432 0
FLAG 576 480 0
FLAG 752 480 0
TEXT 328 456 Left 2 !.tran 202m startup