* Z:\home\khalils\Downloads\files\data\raw_asc\LTC1538-AUX.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\LTC1538-AUX.asy)
C11 N019 0 470p
C2 N022 0 100p
C5 N005 N009 .1
R7 N006 0 10K
R2 N008 OUT1 .03
C7 OUT2 0 220
D4 0 N009 1N5818
R1 N012 OUT2 .03
C4 N002 N011 .1
R10 OUT2 N016 177K
D2 N001 N002 1N5818
MQ2 N011 N014 0 0 Si4410DY
R8 IN N004 1K
C13 N008 OUT1 1000p
C1 N021 0 .01
XU1 N021 N008 OUT1 N001 N017 MP_01 N022 0 MP_02 MP_03 N015 N018 MP_04 N016 OUT2 N012 N023 N004 N006 OUT1 N002 N010 N011 MP_05 N003 N014 0 N001 N013 IN MP_06 N009 N007 N005 LTC1538-AUX ;pnba Run/SS1)Sense+1)Sense-1)Vprog1)Ith1))Cosc)SGND)))SFB1)Ith2))Vosense2)Sense-2)Sense+2)Run/SS2)AUXDR)AUXFB)AUXON)Boost2)TGL2)SW2))EXTVcc)BG2)PGND)INTVcc/5V)BG1)Vin))SW1)TGL1)Boost1
C9 N020 0 470p
V1 IN 0 20
C14 N006 0 1
D1 0 N011 1N5818
C6 OUT1 0 220
Q5 N006 N004 IN 0 2N2907
C3 N023 0 .01
Rload1 0 OUT1 10
R9 N016 0 100K
MQ1 IN N010 N011 N011 Si4410DY
R4 N019 0 10K
C12 N012 OUT2 1000p
L1 N011 N012 10
L2 N009 N008 10
MQ3 IN N007 N009 N009 Si4410DY
D3 N001 N005 1N5818
C10 N017 N019 1000p
Rload2 0 OUT2 10
C8 N018 N020 1000p
R3 N020 0 10K
MQ4 N009 N013 0 0 Si4410DY
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.model NPN NPN
.model PNP PNP
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.bjt
.model NMOS NMOS
.model PMOS PMOS
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.mos
.tran 6.5m startup
.lib LTC1538-AUX.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 3332 1924
WIRE 1360 784 1200 784
WIRE 1840 784 1360 784
WIRE 2688 784 1840 784
WIRE 2768 784 2688 784
WIRE 2912 784 2768 784
WIRE 1200 800 1200 784
WIRE 1600 848 1488 848
WIRE 2080 848 1600 848
WIRE 2160 848 2080 848
WIRE 2560 848 2224 848
WIRE 2768 848 2768 784
WIRE 1200 896 1200 880
WIRE 1488 912 1488 848
WIRE 1840 912 1840 784
WIRE 2080 912 2080 848
WIRE 2320 912 2320 880
WIRE 2912 944 2912 784
WIRE 1664 992 1632 992
WIRE 2768 992 2768 928
WIRE 2768 992 2496 992
WIRE 2848 992 2768 992
WIRE 1360 1072 1360 784
WIRE 1488 1072 1488 976
WIRE 1664 1072 1488 1072
WIRE 2912 1072 2912 1040
WIRE 2912 1072 2496 1072
WIRE 3024 1072 2912 1072
WIRE 2912 1088 2912 1072
WIRE 3024 1088 3024 1072
WIRE 1664 1152 1408 1152
WIRE 2560 1152 2560 848
WIRE 2560 1152 2496 1152
WIRE 2688 1152 2688 784
WIRE 2912 1184 2912 1168
WIRE 3024 1184 3024 1152
WIRE 1104 1200 1088 1200
WIRE 1216 1200 1184 1200
WIRE 1360 1200 1360 1168
WIRE 1360 1200 1216 1200
WIRE 1488 1200 1488 1136
WIRE 1488 1200 1360 1200
WIRE 1360 1232 1360 1200
WIRE 1488 1232 1488 1200
WIRE 1664 1232 1488 1232
WIRE 2640 1232 2496 1232
WIRE 1216 1248 1216 1200
WIRE 2560 1280 2560 1216
WIRE 2688 1280 2688 1248
WIRE 2688 1280 2560 1280
WIRE 2848 1280 2688 1280
WIRE 2896 1280 2848 1280
WIRE 3008 1280 2976 1280
WIRE 1664 1312 1408 1312
WIRE 2560 1312 2560 1280
WIRE 2560 1312 2496 1312
WIRE 2688 1312 2688 1280
WIRE 2848 1328 2848 1280
WIRE 1216 1360 1216 1312
WIRE 1360 1360 1360 1328
WIRE 1088 1392 1088 1200
WIRE 1424 1392 1088 1392
WIRE 1664 1392 1424 1392
WIRE 2640 1392 2496 1392
WIRE 2688 1440 2688 1408
WIRE 2848 1440 2848 1392
WIRE 1088 1472 960 1472
WIRE 1424 1472 1424 1456
WIRE 1424 1472 1088 1472
WIRE 1632 1472 1632 992
WIRE 1632 1472 1424 1472
WIRE 1664 1472 1632 1472
WIRE 2560 1472 2496 1472
WIRE 3008 1472 3008 1280
WIRE 3008 1472 2560 1472
WIRE 960 1488 960 1472
WIRE 1088 1488 1088 1472
WIRE 1664 1552 1648 1552
WIRE 2560 1552 2560 1536
WIRE 2560 1552 2496 1552
WIRE 3008 1552 2560 1552
WIRE 960 1584 960 1568
WIRE 1088 1584 1088 1552
WIRE 1600 1632 1600 848
WIRE 1664 1632 1600 1632
WIRE 2784 1632 2496 1632
WIRE 2848 1632 2784 1632
WIRE 3008 1632 3008 1552
WIRE 3008 1632 2928 1632
WIRE 3136 1632 3008 1632
WIRE 2784 1648 2784 1632
WIRE 3008 1648 3008 1632
WIRE 3136 1648 3136 1632
WIRE 1664 1712 1568 1712
WIRE 2560 1712 2496 1712
WIRE 2784 1744 2784 1728
WIRE 3008 1744 3008 1712
WIRE 3136 1744 3136 1728
WIRE 1568 1792 1568 1776
WIRE 1568 1792 1440 1792
WIRE 2560 1792 2560 1776
WIRE 2688 1792 2560 1792
WIRE 1440 1808 1440 1792
WIRE 1568 1808 1568 1792
WIRE 1760 1808 1760 1792
WIRE 1920 1808 1920 1792
WIRE 2080 1808 2080 1792
WIRE 2240 1808 2240 1792
WIRE 2400 1808 2400 1792
WIRE 2560 1808 2560 1792
WIRE 2688 1808 2688 1792
WIRE 1760 1888 1760 1872
WIRE 1920 1888 1920 1872
WIRE 2400 1888 2400 1872
WIRE 1440 1904 1440 1872
WIRE 1568 1904 1568 1888
WIRE 2560 1904 2560 1888
WIRE 2688 1904 2688 1872
SYMBOL nmos 1408 1232 M0
WINDOW 0 -5 30 Right 2
WINDOW 3 22 102 Right 2
SYMATTR InstName Q4
SYMATTR Value Si4410DY
SYMBOL NMOS 2640 1152 R0
SYMATTR InstName Q1
SYMATTR Value Si4410DY
SYMBOL RES 2944 1616 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 177K
SYMBOL cap 2384 1808 R0
SYMATTR InstName C3
SYMATTR Value .01
SYMBOL ind 1200 1216 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 10
SYMBOL res 944 1584 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName Rload1
SYMATTR Value 10
SYMBOL cap 1904 1808 R0
SYMATTR InstName C2
SYMATTR Value 100p
SYMBOL polcap 3008 1088 R0
SYMATTR InstName C14
SYMATTR Value 1
SYMBOL polcap 2992 1648 R0
SYMATTR InstName C7
SYMATTR Value 220
SYMBOL cap 1552 1712 R0
WINDOW 0 29 17 Left 2
SYMATTR InstName C10
SYMATTR Value 1000p
SYMBOL POWERPRODUCTS\\LTC1538-AUX 2080 1312 R0
SYMATTR InstName U1
SYMBOL cap 1408 1392 R0
WINDOW 0 37 19 Left 2
SYMATTR InstName C13
SYMATTR Value 1000p
SYMBOL ind 2880 1296 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 10
SYMBOL res 1072 1376 R0
SYMATTR InstName R2
SYMATTR Value .03
SYMBOL cap 2544 1712 R0
SYMATTR InstName C8
SYMATTR Value 1000p
SYMBOL cap 2544 1472 R0
WINDOW 0 34 22 Left 2
SYMATTR InstName C12
SYMATTR Value 1000p
SYMBOL VOLTAGE 1200 784 R0
SYMATTR InstName V1
SYMATTR Value 20
SYMBOL polcap 1072 1488 R0
SYMATTR InstName C6
SYMATTR Value 220
SYMBOL schottky 2160 864 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value 1N5818
SYMBOL schottky 2832 1392 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL res 3120 1744 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName Rload2
SYMATTR Value 10
SYMBOL cap 2544 1152 R0
SYMATTR InstName C4
SYMATTR Value .1
SYMBOL cap 2672 1808 R0
SYMATTR InstName C9
SYMATTR Value 470p
SYMBOL schottky 1200 1312 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMATTR Value 1N5818
SYMBOL res 1552 1792 R0
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap 1424 1808 R0
SYMATTR InstName C11
SYMATTR Value 470p
SYMBOL RES 2992 1456 R0
SYMATTR InstName R1
SYMATTR Value .03
SYMBOL res 2752 832 R0
SYMATTR InstName R8
SYMATTR Value 1K
SYMBOL res 2544 1792 R0
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL res 2896 1072 R0
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL PNP 2848 1040 M180
WINDOW 0 65 68 Left 2
WINDOW 3 66 34 Left 2
SYMATTR InstName Q5
SYMATTR Value 2N2907
SYMBOL nmos 2640 1312 R0
SYMATTR InstName Q2
SYMATTR Value Si4410DY
SYMBOL RES 2768 1632 R0
SYMATTR InstName R9
SYMATTR Value 100K
SYMBOL cap 1472 1072 R0
WINDOW 0 27 20 Left 2
SYMATTR InstName C5
SYMATTR Value .1
SYMBOL nmos 1408 1072 M0
WINDOW 0 33 -7 Right 2
WINDOW 3 35 102 Right 2
SYMATTR InstName Q3
SYMATTR Value Si4410DY
SYMBOL cap 1744 1808 R0
SYMATTR InstName C1
SYMATTR Value .01
SYMBOL schottky 1472 912 R0
WINDOW 3 23 72 Left 2
SYMATTR Value 1N5818
SYMATTR InstName D3
FLAG 1920 1888 0
FLAG 2080 1808 0
FLAG 1760 1888 0
FLAG 2400 1888 0
FLAG 2240 1808 0
FLAG 2688 1440 0
FLAG 2848 1440 0
FLAG 1360 1360 0
FLAG 1216 1360 0
FLAG 1088 1584 0
FLAG 3008 1744 0
FLAG 2560 1904 0
FLAG 2688 1904 0
FLAG 1568 1904 0
FLAG 1440 1904 0
FLAG 960 1584 0
FLAG 3136 1744 0
FLAG 2912 1184 0
FLAG 1200 896 0
FLAG 2784 1744 0
FLAG 3024 1184 0
FLAG 960 1472 OUT1
FLAG 3136 1632 OUT2
FLAG 1200 784 IN
TEXT 2856 1832 Left 2 !.tran 6.5m startup