* Z:\home\khalils\Downloads\files\data\raw_asc\fra_eg3_LTC3869.asc
* Generated by LTspice 26.0.1 for Windows.
MQ1 IN N001 N003 N003 FDS6680A
MQ2 N003 N007 0 0 FDS6680A
C1 N003 N004 .1
D1 IntVcc N004 1N5817
C2 IntVcc 0 4.7
L1 N003 OUT1 3.2 Rser=10m Rpar=2K
C3 N009 OUT1 .1
R1 N012 0 20K
R2 N011 N012 147K
C4 OUT1 0 47
C5 Ith1 0 470p Rser=15K
C6 ss1 0 .001n
V1 IN 0 10
MQ3 IN N002 N006 N006 FDS6680A
MQ4 N006 N008 0 0 FDS6680A
C7 N006 N005 .1
D2 IntVcc N005 1N5817
C8 N010 OUT2 .1
R3 N013 0 20K
R4 P001 N013 90.9K
C9 OUT2 0 56
L2 N006 OUT2 2.2 Rser=10m Rpar=2K
R5 OUT1 N016 20K
C10 Ith2 0 470p Rser=15K
C11 ss2 0 .001n
R6 N009 N003 2.2K
R7 N006 N010 2.2K
XU1 ss1 N009 OUT1 N012 N017 NC_01 N014 Ith1 0 N015 Ith2 N013 OUT2 N010 ss2 N002 N006 N005 N008 0 IntVcc IntVcc N007 IN N004 N003 N001 N016 NC_02 LTC3869 ;pnba TK/SS1)Sense1+)Sense1-)FB1)Freq)Mode/PLLIN)Run1)Ith1)SGND)Run2)Ith2)FB2)Sense2-)Sense2+)TK/SS2)TG2)SW2)Boost2)BG2)PGND)IntVcc)Ilim)BG1)Vin)Boost1)SW1)TG1)Pgood)ExtVcc
R8 N017 0 122K
Rload1 OUT1 0 1
Rload2 OUT2 0 .66
@1 OUT1 N011 delay=250u fstart=4k fend=128k oct=3 fcoarse=8k nmax=1 2 40k 2 41k 1 pp0=200m pp1=50m f0=12k f1=48k tavgmin=100u tsettle=100u
@2 OUT2 P001 delay=250u fstart=8k fend=256k oct=3 fcoarse=16k nmax=1 2 63k 2 64k 1 pp0=200m pp1=50m f0=22k f1=88k tavgmin=100u tsettle=100u
.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
.ic V(ith1)=1.5 V(ith2)=1.5 V(IntVcc)=5
.fra startup
.options trtol=4
* Library below included based on ModelFile attribute of instance XU1 (C:\users\khalils\AppData\Local\LTspice\lib\sym\PowerProducts\LTC3869.asy)
.lib LTC3869.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1508 1924
WIRE -736 416 -864 416
WIRE -384 416 -736 416
WIRE 176 416 -384 416
WIRE -864 448 -864 416
WIRE -528 448 -576 448
WIRE -288 448 -528 448
WIRE -224 448 -288 448
WIRE -96 448 -224 448
WIRE 32 448 -96 448
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WIRE 32 480 32 448
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WIRE 176 672 176 592
WIRE 176 672 128 672
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WIRE -768 768 -800 768
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WIRE 176 768 176 672
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WIRE 224 768 176 768
WIRE 240 768 224 768
WIRE 336 768 320 768
WIRE -736 784 -736 768
WIRE 176 784 176 768
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WIRE 128 864 -16 864
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WIRE 176 896 176 880
WIRE -768 960 -768 768
WIRE -672 960 -768 960
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WIRE 32 960 -16 960
WIRE 96 960 32 960
WIRE 224 960 224 768
WIRE 224 960 176 960
WIRE -544 976 -544 960
WIRE 32 976 32 960
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WIRE -544 1056 -544 1040
WIRE -544 1056 -896 1056
WIRE -464 1056 -544 1056
WIRE 32 1056 32 1040
WIRE 32 1056 -16 1056
WIRE 336 1056 336 768
WIRE 336 1056 32 1056
WIRE -944 1152 -1056 1152
WIRE -896 1152 -896 1056
WIRE -896 1152 -944 1152
WIRE -864 1152 -896 1152
WIRE -784 1152 -800 1152
WIRE -688 1152 -704 1152
WIRE -464 1152 -688 1152
WIRE 160 1152 -16 1152
WIRE 192 1152 160 1152
WIRE 336 1152 336 1056
WIRE 432 1152 336 1152
WIRE -1056 1168 -1056 1152
WIRE -896 1168 -896 1152
WIRE 336 1168 336 1152
WIRE 432 1168 432 1152
WIRE -688 1184 -688 1152
WIRE 160 1184 160 1152
WIRE -576 1248 -592 1248
WIRE -496 1248 -512 1248
WIRE -464 1248 -496 1248
WIRE 16 1248 -16 1248
WIRE 32 1248 16 1248
WIRE 112 1248 96 1248
WIRE -1056 1264 -1056 1248
WIRE -896 1264 -896 1232
WIRE 336 1264 336 1232
WIRE 432 1264 432 1248
WIRE -688 1280 -688 1264
WIRE 160 1280 160 1264
WIRE -656 1344 -672 1344
WIRE -496 1344 -592 1344
WIRE -464 1344 -496 1344
WIRE 16 1344 -16 1344
WIRE 96 1344 16 1344
WIRE 176 1344 160 1344
WIRE -464 1440 -480 1440
WIRE 0 1440 -16 1440
WIRE -944 1536 -944 1152
WIRE -624 1536 -944 1536
WIRE -464 1536 -544 1536
WIRE 0 1536 -16 1536
WIRE 96 1536 80 1536
WIRE -384 1632 -384 1616
WIRE -96 1632 -96 1616
FLAG -96 1632 0
FLAG -528 544 0
FLAG -736 896 0
FLAG -672 1344 0
FLAG -592 1248 0
FLAG -896 1264 0
FLAG -688 1280 0
FLAG -1056 1152 OUT1
FLAG -864 544 0
FLAG 176 896 0
FLAG 336 1264 0
FLAG 160 1280 0
FLAG 432 1152 OUT2
FLAG -1056 1264 0
FLAG 432 1264 0
FLAG -384 1632 0
FLAG 96 1536 0
FLAG -864 416 IN
FLAG 176 1344 0
FLAG 112 1248 0
FLAG -496 1248 Ith1
FLAG 16 1248 Ith2
FLAG -496 1344 ss1
FLAG 16 1344 ss2
FLAG -224 448 IntVcc
SYMBOL NMOS -688 496 M0
WINDOW 0 26 -7 Right 2
WINDOW 3 35 104 Right 2
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL nmos -688 784 M0
WINDOW 0 -9 30 Right 2
WINDOW 3 14 105 Right 2
SYMATTR InstName Q2
SYMATTR Value FDS6680A
SYMBOL cap -688 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL schottky -592 592 R0
WINDOW 3 31 61 Left 2
WINDOW 0 34 16 Left 2
SYMATTR Value 1N5817
SYMATTR InstName D1
SYMBOL cap -544 464 R0
SYMATTR InstName C2
SYMATTR Value 4.7
SYMBOL ind -784 784 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 3.2
SYMATTR SpiceLine Rser=10m Rpar=2K
SYMBOL cap -560 976 R0
WINDOW 3 26 58 Left 2
SYMATTR Value .1
SYMATTR InstName C3
SYMBOL res -704 1168 R0
SYMATTR InstName R1
SYMATTR Value 20K
SYMBOL res -800 1168 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value 147K
SYMBOL cap -912 1168 R0
SYMATTR InstName C4
SYMATTR Value 47
SYMBOL cap -512 1232 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 60 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 470p
SYMATTR SpiceLine Rser=15K
SYMBOL cap -592 1328 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value .001n
SYMBOL VOLTAGE -864 432 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL nmos 128 496 R0
SYMATTR InstName Q3
SYMATTR Value FDS6680A
SYMBOL nmos 128 784 R0
WINDOW 3 26 101 Right 2
WINDOW 0 54 31 Left 2
SYMATTR Value FDS6680A
SYMATTR InstName Q4
SYMBOL cap 128 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value .1
SYMBOL schottky 16 480 R0
SYMATTR InstName D2
SYMATTR Value 1N5817
SYMBOL cap 16 976 R0
SYMATTR InstName C8
SYMATTR Value .1
SYMBOL res 144 1168 R0
SYMATTR InstName R3
SYMATTR Value 20K
SYMBOL res 288 1168 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 90.9K
SYMBOL cap 320 1168 R0
SYMATTR InstName C9
SYMATTR Value 56
SYMBOL ind 224 784 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 2.2
SYMATTR SpiceLine Rser=10m Rpar=2K
SYMBOL RES -640 1552 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 20K
SYMBOL cap 32 1232 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 60 32 VTop 2
SYMATTR InstName C10
SYMATTR Value 470p
SYMATTR SpiceLine Rser=15K
SYMBOL cap 96 1328 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C11
SYMATTR Value .001n
SYMBOL res -576 944 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 2.2K
SYMBOL res 192 944 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 2.2K
SYMBOL PowerProducts\\LTC3869 -240 1056 R0
SYMATTR InstName U1
SYMBOL res -16 1552 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R8
SYMATTR Value 122K
SYMBOL RES -1072 1152 R0
SYMATTR InstName Rload1
SYMATTR Value 1
SYMBOL res 416 1152 R0
SYMATTR InstName Rload2
SYMATTR Value .66
SYMBOL fra -800 1152 M90
WINDOW 0 -16 -32 VBottom 2
SYMATTR InstName @1
SYMATTR SpiceLine delay=250u fstart=4k fend=128k oct=3 fcoarse=8k nmax=1 2 40k 2 41k 1 pp0=200m pp1=50m f0=12k f1=48k tavgmin=100u tsettle=100u
SYMBOL fra 272 1152 M270
WINDOW 0 16 -32 VTop 2
SYMATTR InstName @2
SYMATTR SpiceLine delay=250u fstart=8k fend=256k oct=3 fcoarse=16k nmax=1 2 63k 2 64k 1 pp0=200m pp1=50m f0=22k f1=88k tavgmin=100u tsettle=100u
TEXT -984 1600 Left 2 !.ic V(ith1)=1.5 V(ith2)=1.5 V(IntVcc)=5
TEXT -984 1624 Left 2 !.fra startup
TEXT -984 1576 Left 2 !.options trtol=4