* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3644-2.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\LTC3644-2.asy)
XU1 0 N001 IN IN IN IN IN 0 MP_01 0 N002 N004 N006 N008 N003 N005 N007 N009 NC_02 NC_03 NC_04 NC_05 IN IN IN IN LTC3644-2 ;pnba Mode)INTVcc)SVin)Run1)Run2)Run3)Run4)GND))Phase)SW1)FB1)SW2)FB2)SW3)FB3)SW4)FB4)Pgood1)Pgood2)Pgood4)Pgood3)Vin1)Vin2)Vin4)Vin3
R5 OUT3 0 1.4
C3 OUT1 N004 22p Rpar=619K
C6 OUT3 0 47
C8 OUT4 0 47
C2 OUT1 0 47
C7 OUT3 N005 10p Rpar=619K
C5 OUT2 N008 22p Rpar=619K
R3 OUT2 0 2.7
L3 N003 OUT3 1
R6 N005 0 309K
R2 N004 0 196K
V1 IN 0 12
R1 OUT1 0 2
R4 N008 0 137K
R8 N009 0 84.5K
C9 OUT4 N009 22p Rpar=619K
L4 N007 OUT4 3.3
L2 N006 OUT2 2.2
R7 OUT4 0 4
L1 N002 OUT1 1
C1 N001 0 4.7
C4 OUT2 0 47
.tran 1.2m startup
.lib LTC3644-2.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1112 984
WIRE 192 -192 112 -192
WIRE 304 -192 192 -192
WIRE 544 -192 304 -192
WIRE 112 -176 112 -192
WIRE 432 -160 432 -176
WIRE 112 -80 112 -96
WIRE 304 -80 304 -192
WIRE 432 -80 432 -96
WIRE 192 -16 192 -192
WIRE 224 -16 192 -16
WIRE 544 -16 544 -192
WIRE 544 -16 512 -16
WIRE 192 80 192 -16
WIRE 224 80 192 80
WIRE 544 80 544 -16
WIRE 544 80 512 80
WIRE -96 176 -176 176
WIRE -16 176 -96 176
WIRE 64 176 -16 176
WIRE 224 176 144 176
WIRE 576 176 512 176
WIRE 752 176 656 176
WIRE 896 176 752 176
WIRE 976 176 896 176
WIRE -176 192 -176 176
WIRE 976 192 976 176
WIRE -96 208 -96 176
WIRE 896 208 896 176
WIRE -16 272 -16 240
WIRE 224 272 -16 272
WIRE 752 272 752 240
WIRE 752 272 512 272
WIRE -176 304 -176 272
WIRE -96 304 -96 272
WIRE -16 304 -16 272
WIRE 752 304 752 272
WIRE 896 304 896 272
WIRE 976 304 976 272
WIRE -16 400 -16 384
WIRE 752 400 752 384
WIRE 192 464 192 80
WIRE 224 464 192 464
WIRE 544 464 544 80
WIRE 544 464 512 464
WIRE 192 560 192 464
WIRE 224 560 192 560
WIRE 544 560 544 464
WIRE 544 560 512 560
WIRE -96 656 -176 656
WIRE -16 656 -96 656
WIRE 64 656 -16 656
WIRE 224 656 144 656
WIRE 576 656 512 656
WIRE 752 656 656 656
WIRE 896 656 752 656
WIRE 976 656 896 656
WIRE -176 672 -176 656
WIRE 976 672 976 656
WIRE -96 688 -96 656
WIRE 896 688 896 656
WIRE -16 752 -16 720
WIRE 224 752 -16 752
WIRE 752 752 752 720
WIRE 752 752 512 752
WIRE -176 784 -176 752
WIRE -96 784 -96 752
WIRE -16 784 -16 752
WIRE 752 784 752 752
WIRE 896 784 896 752
WIRE 976 784 976 752
WIRE -16 880 -16 864
WIRE 752 880 752 864
WIRE 272 928 272 912
WIRE 368 928 368 912
WIRE 464 928 464 912
SYMBOL ind 560 672 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L4
SYMATTR Value 3.3
SYMBOL res 736 288 R0
SYMATTR InstName R6
SYMATTR Value 309K
SYMBOL ind 560 192 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 1
SYMBOL cap -112 208 R0
SYMATTR InstName C2
SYMATTR Value 47
SYMBOL ind 160 192 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 1
SYMBOL cap 416 -96 M180
WINDOW 0 24 56 Left 2
WINDOW 3 27 13 Left 2
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL res 736 768 R0
SYMATTR InstName R8
SYMATTR Value 84.5K
SYMBOL cap 736 656 R0
WINDOW 0 39 33 Left 2
WINDOW 123 24 84 Left 2
SYMATTR InstName C9
SYMATTR Value2 Rpar=619K
SYMATTR Value 22p
SYMBOL ind 160 672 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 2.2
SYMBOL res -192 656 R0
SYMATTR InstName R3
SYMATTR Value 2.7
SYMBOL res -192 176 R0
SYMATTR InstName R1
SYMATTR Value 2
SYMBOL res -32 768 R0
SYMATTR InstName R4
SYMATTR Value 137K
SYMBOL res -32 288 R0
SYMATTR InstName R2
SYMATTR Value 196K
SYMBOL LTC3644-2 368 80 R0
SYMATTR InstName U1
SYMBOL cap -32 176 R0
WINDOW 0 35 31 Left 2
WINDOW 123 24 84 Left 2
SYMATTR InstName C3
SYMATTR Value2 Rpar=619K
SYMATTR Value 22p
SYMBOL res 960 176 R0
SYMATTR InstName R5
SYMATTR Value 1.4
SYMBOL cap 880 208 R0
SYMATTR InstName C6
SYMATTR Value 47
SYMBOL voltage 112 -192 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 736 176 R0
WINDOW 0 39 33 Left 2
WINDOW 123 24 84 Left 2
SYMATTR InstName C7
SYMATTR Value2 Rpar=619K
SYMATTR Value 10p
SYMBOL cap -112 688 R0
SYMATTR InstName C4
SYMATTR Value 47
SYMBOL res 960 656 R0
SYMATTR InstName R7
SYMATTR Value 4
SYMBOL cap -32 656 R0
WINDOW 0 35 31 Left 2
WINDOW 123 24 84 Left 2
SYMATTR InstName C5
SYMATTR Value2 Rpar=619K
SYMATTR Value 22p
SYMBOL cap 880 688 R0
SYMATTR InstName C8
SYMATTR Value 47
FLAG 112 -80 0
FLAG 432 -176 0
FLAG 368 928 0
FLAG 272 928 0
FLAG -176 304 0
FLAG -96 304 0
FLAG -16 400 0
FLAG -176 784 0
FLAG -96 784 0
FLAG -16 880 0
FLAG 976 304 0
FLAG 896 304 0
FLAG 752 400 0
FLAG 976 784 0
FLAG 896 784 0
FLAG 752 880 0
FLAG 464 928 0
FLAG 112 -192 IN
FLAG -176 176 OUT1
FLAG -176 656 OUT2
FLAG 976 656 OUT4
FLAG 976 176 OUT3
TEXT 824 968 Left 2 !.tran 1.2m startup