* Z:\home\khalils\Downloads\files\data\raw_asc\LT3689.asc
* Generated by LTspice 26.0.1 for Windows.
* Library below included based on ModelFile attribute of instance XU2 (C:\users\khalils\AppData\Local\LTspice\lib\sym\PowerProducts\LT3689.asy)
C1 0 N007 0.1n
C4 OUT 0 22
L1 N002 OUT 12 Rpar=2K
D1 N003 N002 1N5818
V1 IN 0 12
R3 0 N008 20.5K
C2 0 N006 0.68n
R1 OUT N005 316k
Rload OUT 0 4.7
R2 N005 0 100k
C5 N001 N002 0.1
XU2 NC_01 N007 N006 N008 0 OUT N001 IN N002 N003 IN N005 0 IN N004 NC_02 0 LT3689 ;pnba _WDO)Cwdt)Cpor)Rt)SYNC)Out)Boost)Vin)SW)DA)EN/UVLO)FB)_WDE)_W/T)WDI)_RST)GND
C3 OUT N005 10p
V2 N004 0 pulse(0 2 0 1u 1u 250u 500u)
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.tran 1m startup
.lib LT3689.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 984 680
WIRE 80 -144 -32 -144
WIRE 96 -144 80 -144
WIRE 608 -144 416 -144
WIRE -32 -128 -32 -144
WIRE 80 -48 80 -144
WIRE 96 -48 80 -48
WIRE 464 -48 416 -48
WIRE -32 -32 -32 -48
WIRE 464 -32 464 -48
WIRE 80 48 80 -48
WIRE 96 48 80 48
WIRE 464 48 464 32
WIRE 464 48 416 48
WIRE 512 48 464 48
WIRE 608 48 608 -144
WIRE 608 48 592 48
WIRE 704 48 608 48
WIRE 800 48 704 48
WIRE 880 48 800 48
WIRE 464 64 464 48
WIRE 800 64 800 48
WIRE 880 64 880 48
WIRE 704 96 704 48
WIRE 608 112 608 48
WIRE 96 144 64 144
WIRE 464 144 464 128
WIRE 464 144 416 144
WIRE 800 160 800 128
WIRE 880 160 880 144
WIRE -128 240 -208 240
WIRE 96 240 -48 240
WIRE 608 240 608 192
WIRE 608 240 416 240
WIRE 704 240 704 160
WIRE 704 240 608 240
WIRE 608 256 608 240
WIRE 432 352 416 352
WIRE 528 352 496 352
WIRE 608 352 608 336
WIRE 432 464 416 464
WIRE 528 464 496 464
WIRE 96 576 80 576
WIRE 432 576 416 576
WIRE 528 576 512 576
WIRE 256 624 256 608
SYMBOL voltage -32 -144 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 496 448 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 0.1n
SYMBOL res 528 560 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 20.5K
SYMBOL schottky 448 128 M180
WINDOW 0 30 65 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL voltage -32 240 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V2
SYMATTR Value pulse(0 2 0 1u 1u 250u 500u)
SYMBOL res 592 240 R0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL ind 496 64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 12
SYMATTR SpiceLine Rpar=2K
SYMBOL LT3689 256 192 R0
SYMATTR InstName U2
SYMBOL cap 496 336 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 0.68n
SYMBOL res 864 48 R0
SYMATTR InstName Rload
SYMATTR Value 4.7
SYMBOL cap 448 -32 R0
WINDOW 3 27 56 Left 2
SYMATTR Value 0.1
SYMATTR InstName C5
SYMBOL cap 784 64 R0
SYMATTR InstName C4
SYMATTR Value 22
SYMBOL res 592 96 R0
SYMATTR InstName R1
SYMATTR Value 316k
SYMBOL cap 688 96 R0
SYMATTR InstName C3
SYMATTR Value 10p
FLAG 256 624 0
FLAG 528 352 0
FLAG 528 464 0
FLAG 528 576 0
FLAG 608 352 0
FLAG 800 160 0
FLAG 80 576 0
FLAG -32 -32 0
FLAG 880 160 0
FLAG -208 240 0
FLAG 880 48 OUT
FLAG -32 -144 IN
FLAG 64 144 0
TEXT 632 520 Left 2 !.tran 1m startup