* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3736-2.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\LTC3736-2.asy)
R3 0 N015 15K
MQ1 N007 N009 0 0 FDS6680A
V1 IN 0 5
R1 OUT2 N011 118K
MQ2 N007 N005 IN IN FDC638P
C1 OUT2 0 47 Rser=50m
R9 OUT1 N017 118K
R2 N011 0 59K
C3 N012 N013 220p
Rload1 OUT1 0 50
XU1 N006 N013 N010 N002 N003 N016 0 IN N001 N011 N014 N017 N007 IN 0 N009 N018 N005 MP_01 N004 0 N008 0 IN LTC3736-2 ;pnba SW1)Ith1)Vfb1)Iprg1)Iprg2)PLLLPF)SGND)Vin)Pgood)Vfb2)Ith2)Track)SW2)Sense2+)PGND2)BG2)Run/SS)TG2))TG1)SYNC/FCB)BG1)PGND1)Sense1+
C2 N015 N014 220p
R8 N017 0 59K
Rload2 OUT2 0 50
R6 0 N012 15K
R4 OUT1 N010 118K
MQ4 N006 N004 IN IN FDC638P
R5 N010 0 59K
L2 N007 OUT2 2.2 Rpar=1K
MQ3 N006 N008 0 0 FDS6680A
L1 N006 OUT1 2.2 Rpar=1K
R7 IN N001 10K
C4 OUT1 0 47 Rser=50m
.model NMOS NMOS
.model PMOS PMOS
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.mos
.tran 1.8m startup
.lib LTC3736-2.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 968 996
WIRE -128 -144 -256 -144
WIRE 64 -144 -128 -144
WIRE 192 -144 64 -144
WIRE 384 -144 192 -144
WIRE -256 -128 -256 -144
WIRE 192 -128 192 -144
WIRE -256 -32 -256 -48
WIRE 64 -32 64 -144
WIRE 192 -32 192 -48
WIRE -32 16 -64 16
WIRE 320 16 288 16
WIRE -128 80 -128 -144
WIRE -32 80 -128 80
WIRE 384 80 384 -144
WIRE 384 80 288 80
WIRE -64 96 -80 96
WIRE 336 96 320 96
WIRE -64 144 -64 96
WIRE -32 144 -64 144
WIRE 320 144 320 96
WIRE 320 144 288 144
WIRE -496 192 -624 192
WIRE -416 192 -496 192
WIRE -320 192 -416 192
WIRE -272 192 -320 192
WIRE -128 192 -128 176
WIRE -128 192 -192 192
WIRE -64 192 -128 192
WIRE 384 192 384 176
WIRE 384 192 320 192
WIRE 480 192 384 192
WIRE 592 192 560 192
WIRE 704 192 592 192
WIRE 800 192 704 192
WIRE -624 208 -624 192
WIRE -496 208 -496 192
WIRE -64 208 -64 192
WIRE -32 208 -64 208
WIRE 320 208 320 192
WIRE 320 208 288 208
WIRE 704 208 704 192
WIRE 800 208 800 192
WIRE 592 224 592 192
WIRE -320 272 -320 192
WIRE -32 272 -80 272
WIRE 336 272 288 272
WIRE -624 304 -624 288
WIRE -496 304 -496 272
WIRE 704 304 704 272
WIRE 800 304 800 288
WIRE -416 336 -416 192
WIRE -128 336 -128 288
WIRE -32 336 -128 336
WIRE 384 336 384 288
WIRE 384 336 288 336
WIRE -128 352 -128 336
WIRE 384 352 384 336
WIRE -320 400 -320 352
WIRE -32 400 -320 400
WIRE 592 400 592 304
WIRE 592 400 288 400
WIRE -320 416 -320 400
WIRE 592 416 592 400
WIRE -208 464 -224 464
WIRE -112 464 -128 464
WIRE -32 464 -48 464
WIRE 304 464 288 464
WIRE 384 464 368 464
WIRE 480 464 464 464
WIRE -320 512 -320 496
WIRE 592 512 592 496
WIRE -32 528 -64 528
WIRE 304 528 288 528
WIRE -416 592 -416 416
WIRE -32 592 -416 592
WIRE 304 592 288 592
WIRE -416 608 -416 592
WIRE 128 656 128 640
WIRE -416 704 -416 688
SYMBOL ind 464 208 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 2.2
SYMATTR SpiceLine Rpar=1K
SYMBOL res 576 208 R0
SYMATTR InstName R1
SYMATTR Value 118K
SYMBOL cap 368 448 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 220p
SYMBOL res -432 592 R0
SYMATTR InstName R8
SYMATTR Value 59K
SYMBOL res -640 192 R0
SYMATTR InstName Rload1
SYMATTR Value 50
SYMBOL voltage -256 -144 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 480 448 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 15K
SYMBOL cap -112 448 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 220p
SYMBOL res -336 256 R0
SYMATTR InstName R4
SYMATTR Value 118K
SYMBOL res 576 400 R0
SYMATTR InstName R2
SYMATTR Value 59K
SYMBOL pmos -80 176 R180
WINDOW 0 60 85 Left 2
WINDOW 3 55 52 Left 2
SYMATTR InstName Q4
SYMATTR Value FDC638P
SYMBOL res 176 -144 R0
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL cap -512 208 R0
SYMATTR Value 47
SYMATTR SpiceLine Rser=50m
SYMATTR InstName C4
SYMBOL nmos -80 192 M0
SYMATTR InstName Q3
SYMATTR Value FDS6680A
SYMBOL res 784 192 R0
SYMATTR InstName Rload2
SYMATTR Value 50
SYMBOL cap 688 208 R0
SYMATTR SpiceLine Rser=50m
SYMATTR Value 47
SYMATTR InstName C1
SYMBOL PowerProducts\\LTC3736-2 128 304 R0
SYMATTR InstName U1
SYMBOL nmos 336 192 R0
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL res -432 320 R0
SYMATTR InstName R9
SYMATTR Value 118K
SYMBOL res -336 400 R0
SYMATTR InstName R5
SYMATTR Value 59K
SYMBOL res -224 448 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 15K
SYMBOL ind -176 208 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 2.2
SYMATTR SpiceLine Rpar=1K
SYMBOL pmos 336 176 M180
WINDOW 0 58 64 Left 2
WINDOW 3 53 25 Left 2
SYMATTR InstName Q2
SYMATTR Value FDC638P
FLAG 384 352 0
FLAG 704 304 0
FLAG 592 512 0
FLAG 480 464 0
FLAG -128 352 0
FLAG -496 304 0
FLAG -320 512 0
FLAG -224 464 0
FLAG 128 656 0
FLAG -256 -32 0
FLAG -416 704 0
FLAG 800 304 0
FLAG -624 304 0
FLAG -64 528 0
FLAG -256 -144 IN
FLAG -624 192 OUT1
FLAG 800 192 OUT2
TEXT 408 584 Left 2 !.tran 1.8m startup