* Z:\home\khalils\Downloads\files\data\raw_asc\LTC1874.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\LTC1874.asy)
R6 OUT2 N008 100K
D1 0 N005 MBRS140
R5 IN N002 40m
R1 IN N001 40m
V1 IN 0 9.5
L2 N006 OUT2 4.7
R2 N009 N011 10K
M2 N006 N004 N002 N002 SI3443DV
R4 N007 0 80.6K
R7 N008 0 80.6K
R3 OUT1 N007 249K
C3 OUT2 0 47 Rser=10m
D2 0 N006 MBRS140
L1 N005 OUT1 4.7
Rload1 OUT1 0 3.3
C4 N012 0 220p
C1 OUT1 0 47 Rser=10m
XU1 IN N001 0 N007 N010 0 N004 IN IN N002 0 N008 N009 0 N003 IN LTC1874 ;pnba Vin1)Sense-1)GND1)FB1)Ith/Run2)PGND2)Pgate2)PVin2)Vin2)Sense-2)GND2)FB2)Ith/Run1)PGND1)Pgate1)PVin1
M1 N005 N003 N001 N001 SI3443DV
C2 N011 0 220p
Rload2 OUT2 0 1.8
R8 N010 N012 10K
.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 LTC1874.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1288 680
WIRE -640 -96 -672 -96
WIRE -272 -96 -640 -96
WIRE -80 -96 -272 -96
WIRE 48 -96 -80 -96
WIRE 176 -96 48 -96
WIRE 304 -96 176 -96
WIRE 512 -96 304 -96
WIRE -672 -80 -672 -96
WIRE -272 -64 -272 -96
WIRE 512 -64 512 -96
WIRE -80 -32 -80 -96
WIRE 48 -32 48 -96
WIRE 176 -32 176 -96
WIRE 304 -32 304 -96
WIRE -672 32 -672 0
WIRE -272 48 -272 16
WIRE -160 48 -272 48
WIRE 512 48 512 16
WIRE 512 48 384 48
WIRE -272 64 -272 48
WIRE 512 64 512 48
WIRE -192 80 -224 80
WIRE 464 80 432 80
WIRE -192 144 -192 80
WIRE -160 144 -192 144
WIRE 432 144 432 80
WIRE 432 144 384 144
WIRE -864 176 -944 176
WIRE -800 176 -864 176
WIRE -672 176 -800 176
WIRE -608 176 -672 176
WIRE -464 176 -528 176
WIRE -272 176 -272 160
WIRE -272 176 -464 176
WIRE 512 176 512 160
WIRE 624 176 512 176
WIRE 688 176 624 176
WIRE 832 176 768 176
WIRE 960 176 832 176
WIRE 1024 176 960 176
WIRE 1104 176 1024 176
WIRE -944 208 -944 176
WIRE -800 208 -800 176
WIRE -672 208 -672 176
WIRE -464 208 -464 176
WIRE 624 208 624 176
WIRE 832 208 832 176
WIRE 960 208 960 176
WIRE 1104 208 1104 176
WIRE -160 240 -336 240
WIRE 544 240 384 240
WIRE -800 304 -800 288
WIRE -720 304 -800 304
WIRE -672 304 -672 272
WIRE -464 304 -464 272
WIRE 624 304 624 272
WIRE 832 304 832 272
WIRE 960 304 960 288
WIRE 960 304 880 304
WIRE -944 336 -944 288
WIRE -800 336 -800 304
WIRE -160 336 -272 336
WIRE 464 336 384 336
WIRE 960 336 960 304
WIRE 1104 336 1104 288
WIRE -720 368 -720 304
WIRE -336 368 -336 240
WIRE -336 368 -720 368
WIRE -272 368 -272 336
WIRE 464 368 464 336
WIRE 544 368 544 240
WIRE 880 368 880 304
WIRE 880 368 544 368
WIRE -800 448 -800 416
WIRE -80 448 -80 416
WIRE 48 448 48 416
WIRE 176 448 176 416
WIRE 304 448 304 416
WIRE 960 448 960 416
WIRE -272 496 -272 448
WIRE 464 496 464 448
WIRE -272 592 -272 560
WIRE 464 592 464 560
SYMBOL cap 448 496 R0
SYMATTR InstName C4
SYMATTR Value 220p
SYMBOL pmos 464 160 M180
SYMATTR InstName M2
SYMATTR Value SI3443DV
SYMBOL pmos -224 160 R180
SYMATTR InstName M1
SYMATTR Value SI3443DV
SYMBOL res 448 352 R0
SYMATTR InstName R8
SYMATTR Value 10K
SYMBOL res -960 192 R0
SYMATTR InstName Rload1
SYMATTR Value 3.3
SYMBOL PowerProducts\\LTC1874 112 192 R0
SYMATTR InstName U1
SYMBOL res 496 -80 R0
SYMATTR InstName R5
SYMATTR Value 40m
SYMBOL res 1088 192 R0
SYMATTR InstName Rload2
SYMATTR Value 1.8
SYMBOL res -816 192 R0
SYMATTR InstName R3
SYMATTR Value 249K
SYMBOL polcap -688 208 R0
SYMATTR InstName C1
SYMATTR Value 47
SYMATTR SpiceLine Rser=10m
SYMBOL res -288 352 R0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL cap -288 496 R0
SYMATTR InstName C2
SYMATTR Value 220p
SYMBOL schottky -480 272 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBRS140
SYMBOL voltage -672 -96 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 9.5
SYMBOL schottky 608 272 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value MBRS140
SYMBOL polcap 816 208 R0
SYMATTR InstName C3
SYMATTR Value 47
SYMATTR SpiceLine Rser=10m
SYMBOL res 944 320 R0
SYMATTR InstName R7
SYMATTR Value 80.6K
SYMBOL ind -512 192 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 4.7
SYMBOL res -816 320 R0
SYMATTR InstName R4
SYMATTR Value 80.6K
SYMBOL res 944 192 R0
SYMATTR InstName R6
SYMATTR Value 100K
SYMBOL res -288 -80 R0
SYMATTR InstName R1
SYMATTR Value 40m
SYMBOL ind 672 192 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 4.7
FLAG -672 32 0
FLAG -640 -96 IN
FLAG -80 448 0
FLAG 48 448 0
FLAG 176 448 0
FLAG 304 448 0
FLAG -464 304 0
FLAG -672 304 0
FLAG -800 448 0
FLAG -944 336 0
FLAG -272 592 0
FLAG 624 304 0
FLAG 832 304 0
FLAG 960 448 0
FLAG 1104 336 0
FLAG 464 592 0
FLAG -864 176 OUT1
FLAG 1024 176 OUT2
TEXT 8 640 Left 2 !.tran 1m startup