* Z:\home\khalils\Downloads\files\data\raw_asc\LTM4644-1.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\LTM4644-1.asy)
Rload1 OUT1 0 .825
C8 N009 0 .001
C5 OUT3 0 47 x2 V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
R2 N002 0 100K
R9 OUT3 N006 60.4K
C2 N003 0 .001
C4 N005 0 .001
Rload2 OUT2 0 .625
R8 N006 0 40.2K
R11 OUT4 N008 60.4K
C7 OUT4 0 47 x2 V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
R10 N008 0 60.4K
R1 IN N002 150K
Rload3 OUT3 0 .375
R4 N004 0 19.1K
R7 OUT2 N004 60.4K
C1 OUT1 0 47 x2 V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
R12 N001 0 13.3K
XU1 NC_01 IN 0 N001 N003 NC_02 N002 NC_03 OUT1 0 NC_04 0 IN IN IN IN IN NC_05 N002 N004 NC_06 N005 NC_07 NC_08 OUT2 N002 0 N006 N007 NC_09 NC_10 OUT3 0 IN IN NC_11 N002 N008 N009 NC_12 NC_13 OUT4 0 NC_14 LTM4644-1 ;pnba IntVcc1)SVin1)Mode1)FB1)Track/SS1)Comp1)Run1)Pgood1)Vout1)GND)CLKIn)SGND)Vin1)SVin2)Vin2)SVin3)Vin3)IntVcc2)Run2)FB2)IntVcc3)Track/SS2)Pgood2)Comp2)Vout2)Run3)Mode2)FB3)Track/SS3)Pgood3)Comp3)Vout3)Mode3)SVin4)Vin4)IntVcc4)Run4)FB4)Track/SS4)Pgood4)Comp4)Vout4)Mode4)CLKOut
C6 N007 0 .001
R13 OUT1 N001 60.4K
C3 OUT2 0 47 x2 V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
V1 IN 0 12
Rload4 OUT4 0 .3
.tran .3m startup
.lib LTM4644-1.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1248 856
WIRE -400 -320 -496 -320
WIRE -272 -320 -400 -320
WIRE -256 -320 -272 -320
WIRE 880 -320 736 -320
WIRE 992 -320 880 -320
WIRE 1088 -320 992 -320
WIRE -496 -304 -496 -320
WIRE 880 -304 880 -320
WIRE 992 -304 992 -320
WIRE 1088 -304 1088 -320
WIRE -400 -224 -400 -320
WIRE -272 -224 -272 -320
WIRE -256 -224 -272 -224
WIRE 880 -224 736 -224
WIRE -496 -208 -496 -224
WIRE 880 -208 880 -224
WIRE 992 -208 992 -240
WIRE 1088 -208 1088 -224
WIRE -400 -128 -400 -144
WIRE -304 -128 -400 -128
WIRE -256 -128 -304 -128
WIRE 752 -128 736 -128
WIRE 832 -128 816 -128
WIRE -400 -112 -400 -128
WIRE 880 -112 880 -128
WIRE -272 -32 -272 -224
WIRE -256 -32 -272 -32
WIRE 880 -32 736 -32
WIRE 992 -32 880 -32
WIRE 1088 -32 992 -32
WIRE -400 -16 -400 -32
WIRE 880 -16 880 -32
WIRE 992 -16 992 -32
WIRE 1088 -16 1088 -32
WIRE -272 64 -272 -32
WIRE -256 64 -272 64
WIRE 880 64 736 64
WIRE 880 80 880 64
WIRE 992 80 992 48
WIRE 1088 80 1088 64
WIRE -304 160 -304 -128
WIRE -256 160 -304 160
WIRE 752 160 736 160
WIRE 832 160 816 160
WIRE 880 176 880 160
WIRE -272 256 -272 64
WIRE -256 256 -272 256
WIRE 896 256 736 256
WIRE 992 256 896 256
WIRE 1088 256 992 256
WIRE 896 272 896 256
WIRE 992 272 992 256
WIRE 1088 272 1088 256
WIRE -272 352 -272 256
WIRE -256 352 -272 352
WIRE 896 352 736 352
WIRE 896 368 896 352
WIRE 992 368 992 336
WIRE 1088 368 1088 352
WIRE -304 448 -304 160
WIRE -256 448 -304 448
WIRE 752 448 736 448
WIRE 832 448 816 448
WIRE 896 464 896 448
WIRE -272 544 -272 352
WIRE -256 544 -272 544
WIRE 896 544 736 544
WIRE 992 544 896 544
WIRE 1088 544 992 544
WIRE 896 560 896 544
WIRE 992 560 992 544
WIRE 1088 560 1088 544
WIRE -272 640 -272 544
WIRE -256 640 -272 640
WIRE 896 640 736 640
WIRE 896 656 896 640
WIRE 992 656 992 624
WIRE 1088 656 1088 640
WIRE -304 736 -304 448
WIRE -256 736 -304 736
WIRE 752 736 736 736
WIRE 832 736 816 736
WIRE 896 752 896 736
WIRE -192 816 -192 800
WIRE -96 816 -96 800
WIRE 0 816 0 800
WIRE 96 816 96 800
WIRE 192 816 192 800
WIRE 672 816 672 800
SYMBOL cap 752 752 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C8
SYMATTR Value .001
SYMBOL PowerProducts\\LTM4644-1 240 208 R0
SYMATTR InstName U1
SYMBOL cap 752 464 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C6
SYMATTR Value .001
SYMBOL res -416 -128 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL voltage -496 -320 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 976 560 R0
WINDOW 123 26 69 Left 2
WINDOW 3 38 36 Left 2
SYMATTR Value2 x2
SYMATTR Value 47
SYMATTR InstName C7
SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
SYMBOL cap 976 -304 R0
WINDOW 123 26 69 Left 2
WINDOW 3 38 36 Left 2
SYMATTR Value2 x2
SYMATTR Value 47
SYMATTR InstName C1
SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
SYMBOL res 880 640 R0
SYMATTR InstName R10
SYMATTR Value 60.4K
SYMBOL res 1072 -32 R0
SYMATTR InstName Rload2
SYMATTR Value .625
SYMBOL res 1072 256 R0
SYMATTR InstName Rload3
SYMATTR Value .375
SYMBOL res 880 544 R0
SYMATTR InstName R11
SYMATTR Value 60.4K
SYMBOL cap 752 -112 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value .001
SYMBOL res 880 256 R0
SYMATTR InstName R9
SYMATTR Value 60.4K
SYMBOL res 864 -320 R0
SYMATTR InstName R13
SYMATTR Value 60.4K
SYMBOL res 864 -32 R0
SYMATTR InstName R7
SYMATTR Value 60.4K
SYMBOL cap 752 176 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C4
SYMATTR Value .001
SYMBOL cap 976 -16 R0
WINDOW 123 26 69 Left 2
WINDOW 3 38 36 Left 2
SYMATTR Value2 x2
SYMATTR Value 47
SYMATTR InstName C3
SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
SYMBOL res 864 64 R0
SYMATTR InstName R4
SYMATTR Value 19.1K
SYMBOL res 1072 544 R0
SYMATTR InstName Rload4
SYMATTR Value .3
SYMBOL res 864 -224 R0
SYMATTR InstName R12
SYMATTR Value 13.3K
SYMBOL cap 976 272 R0
WINDOW 123 26 69 Left 2
WINDOW 3 38 36 Left 2
SYMATTR Value2 x2
SYMATTR Value 47
SYMATTR InstName C5
SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
SYMBOL res -416 -240 R0
SYMATTR InstName R1
SYMATTR Value 150K
SYMBOL res 880 352 R0
SYMATTR InstName R8
SYMATTR Value 40.2K
SYMBOL res 1072 -320 R0
SYMATTR InstName Rload1
SYMATTR Value .825
FLAG -192 816 0
FLAG 672 816 0
FLAG -96 816 0
FLAG 0 816 0
FLAG 96 816 0
FLAG 192 816 0
FLAG -496 -208 0
FLAG -400 -16 0
FLAG -496 -320 IN
FLAG 992 -208 0
FLAG 1088 -208 0
FLAG 832 -128 0
FLAG 1088 -320 OUT1
FLAG 992 80 0
FLAG 1088 80 0
FLAG 880 176 0
FLAG 832 160 0
FLAG 1088 -32 OUT2
FLAG 992 368 0
FLAG 1088 368 0
FLAG 832 448 0
FLAG 1088 256 OUT3
FLAG 992 656 0
FLAG 1088 656 0
FLAG 832 736 0
FLAG 1088 544 OUT4
FLAG 896 464 0
FLAG 896 752 0
FLAG 880 -112 0
TEXT 968 744 Left 2 !.tran .3m startup