* Z:\home\khalils\Downloads\files\data\raw_asc\LTC1628-SYNC.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\LTC1628-SYNC.asy)
MQ3 IN N004 N008 N008 FDS6680A
MQ4 N008 N012 0 0 FDS6680A
C1 N006 N005 .1
C5 N016 N015 220p
XU1 N019 N009 OUT1 N013 N023 N025 N001 N016 0 N021 N017 N014 OUT2 N010 N020 N004 N008 N007 N012 0 N001 N002 N011 IN N006 N005 N003 N022 LTC1628-SYNC ;pnba Run/SS1)Sense1+)Sense1-)Vosense1)PLLFLTR)PLLIN)FCB)Ith1)SGND)3.3Vout)Ith2)Vosense2)Sense2-)Sense2+)Run/SS2)TG2)SW2)Boost2)BG2)PGND)INTVcc)EXTVcc)BG1)Vin)Boost1)SW1)TG1)Pgood
R5 N014 0 20K
D2 0 N005 1N5817
R4 N010 OUT2 .01
R7 N018 0 15K
C9 OUT2 0 47 Rser=15m
R10 N023 N024 10K
V1 IN 0 7
L2 N008 N010 6.3 Rpar=10000
D3 N001 N007 1N5817
C3 N009 OUT1 1000p
D1 N001 N006 1N5817
R1 N013 0 20K
C10 N017 N018 220p
MQ1 IN N003 N005 N005 FDS6680A
C7 N007 N008 .1
C6 N019 0 .002
C4 OUT1 0 47 Rser=15m
R6 N014 OUT2 63.4K
C2 N001 0 1
R2 N013 OUT1 105K
L1 N005 N009 6.3 Rpar=10000
R8 N009 OUT1 .01
C11 N020 0 .002
Rload1 OUT1 0 10
Rload2 OUT2 0 5
MQ2 N005 N011 0 0 FDS6680A
D4 0 N008 1N5817
R3 N015 0 15K
C12 N024 0 500p
C8 N010 OUT2 1000p
R9 IN N022 10K
V2 N025 0 SIN(1 1 160K)
.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
.tran 3.5m startup
.lib LTC1628-SYNC.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 2572 1924
WIRE -1120 400 -1344 400
WIRE -848 400 -1120 400
WIRE -384 400 -848 400
WIRE 192 400 -384 400
WIRE -1120 416 -1120 400
WIRE -576 432 -704 432
WIRE -496 432 -576 432
WIRE -240 432 -496 432
WIRE 32 432 -240 432
WIRE -576 448 -576 432
WIRE -704 480 -704 432
WIRE 32 480 32 432
WIRE -848 496 -848 400
WIRE -384 496 -384 400
WIRE -240 496 -240 432
WIRE -96 496 -96 480
WIRE 192 496 192 400
WIRE -1120 512 -1120 496
WIRE -576 528 -576 512
WIRE -464 576 -800 576
WIRE 144 576 -16 576
WIRE -1344 656 -1344 400
WIRE -848 672 -848 592
WIRE -800 672 -848 672
WIRE -704 672 -704 544
WIRE -704 672 -736 672
WIRE -464 672 -704 672
WIRE 32 672 32 544
WIRE 32 672 -16 672
WIRE 80 672 32 672
WIRE 192 672 192 592
WIRE 192 672 144 672
WIRE -1136 768 -1168 768
WIRE -1008 768 -1056 768
WIRE -848 768 -848 672
WIRE -848 768 -1008 768
WIRE -464 768 -848 768
WIRE 192 768 192 672
WIRE 192 768 -16 768
WIRE 352 768 192 768
WIRE 400 768 352 768
WIRE 528 768 480 768
WIRE -848 784 -848 768
WIRE 192 784 192 768
WIRE -1008 800 -1008 768
WIRE 352 800 352 768
WIRE -464 864 -800 864
WIRE 144 864 -16 864
WIRE 192 896 192 880
WIRE 352 896 352 864
WIRE -1008 912 -1008 864
WIRE -848 912 -848 880
WIRE -1168 960 -1168 768
WIRE -720 960 -1168 960
WIRE -464 960 -720 960
WIRE 96 960 -16 960
WIRE 528 960 528 768
WIRE 528 960 96 960
WIRE -720 976 -720 960
WIRE 96 976 96 960
WIRE -1168 1056 -1168 1040
WIRE -720 1056 -720 1040
WIRE -720 1056 -1168 1056
WIRE -464 1056 -720 1056
WIRE 96 1056 96 1040
WIRE 96 1056 -16 1056
WIRE 528 1056 528 1040
WIRE 528 1056 96 1056
WIRE -1168 1152 -1168 1056
WIRE -1168 1152 -1296 1152
WIRE -1040 1152 -1168 1152
WIRE -880 1152 -960 1152
WIRE -464 1152 -880 1152
WIRE 272 1152 -16 1152
WIRE 384 1152 272 1152
WIRE 528 1152 528 1056
WIRE 528 1152 464 1152
WIRE 624 1152 528 1152
WIRE -1296 1168 -1296 1152
WIRE -1168 1168 -1168 1152
WIRE -880 1168 -880 1152
WIRE 272 1168 272 1152
WIRE 528 1168 528 1152
WIRE 624 1168 624 1152
WIRE -672 1248 -704 1248
WIRE -576 1248 -592 1248
WIRE -464 1248 -512 1248
WIRE 0 1248 -16 1248
WIRE 96 1248 64 1248
WIRE 208 1248 176 1248
WIRE -1296 1264 -1296 1248
WIRE -1168 1264 -1168 1232
WIRE -880 1264 -880 1248
WIRE 272 1264 272 1248
WIRE 528 1264 528 1232
WIRE 624 1264 624 1248
WIRE -608 1344 -704 1344
WIRE -464 1344 -544 1344
WIRE 48 1344 -16 1344
WIRE 208 1344 112 1344
WIRE -496 1440 -496 432
WIRE -464 1440 -496 1440
WIRE 16 1440 -16 1440
WIRE -1344 1552 -1344 736
WIRE -464 1552 -1344 1552
WIRE 16 1552 -16 1552
WIRE 112 1552 96 1552
WIRE 192 1552 176 1552
WIRE -240 1664 -240 1632
WIRE -384 1680 -384 1632
WIRE -96 1680 -96 1632
WIRE -240 1760 -240 1744
SYMBOL ind 384 784 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 6.3
SYMATTR SpiceLine Rpar=10000
SYMBOL cap 80 976 R0
SYMATTR InstName C8
SYMATTR Value 1000p
SYMBOL cap -592 448 R0
SYMATTR InstName C2
SYMATTR Value 1
SYMBOL res -576 1232 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 15K
SYMBOL res -944 1136 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 105K
SYMBOL res 512 944 R0
SYMATTR InstName R4
SYMATTR Value .01
SYMBOL res 80 1264 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R7
SYMATTR Value 15K
SYMBOL schottky 16 480 R0
SYMATTR InstName D3
SYMATTR Value 1N5817
SYMBOL cap 0 1264 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C10
SYMATTR Value 220p
SYMBOL schottky 336 864 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMATTR Value 1N5817
SYMBOL nmos 144 784 R0
SYMATTR InstName Q4
SYMATTR Value FDS6680A
SYMBOL cap 112 1568 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C12
SYMATTR Value 500p
SYMBOL nmos -800 784 M0
WINDOW 0 -3 25 Right 2
WINDOW 3 26 104 Right 2
SYMATTR InstName Q2
SYMATTR Value FDS6680A
SYMBOL cap -1184 1168 R0
SYMATTR InstName C4
SYMATTR Value 47
SYMATTR SpiceLine Rser=15m
SYMBOL res 368 1136 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 63.4K
SYMBOL VOLTAGE -1120 400 R0
SYMATTR InstName V1
SYMATTR Value 7
SYMBOL cap 80 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value .1
SYMBOL res 256 1152 R0
SYMATTR InstName R5
SYMATTR Value 20K
SYMBOL PowerProducts\\LTC1628-SYNC -240 960 R0
SYMATTR InstName U1
SYMBOL res 0 1568 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R10
SYMATTR Value 10K
SYMBOL cap -544 1328 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value .002
SYMBOL RES -1312 1152 R0
SYMATTR InstName Rload1
SYMATTR Value 10
SYMBOL cap -736 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL res -896 1152 R0
SYMATTR InstName R1
SYMATTR Value 20K
SYMBOL voltage -240 1648 R0
SYMATTR InstName V2
SYMATTR Value SIN(1 1 160K)
SYMBOL NMOS -800 496 M0
WINDOW 0 37 -15 Right 2
WINDOW 3 33 110 Right 2
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL schottky -1024 864 M180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 1N5817
SYMBOL cap -512 1232 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 220p
SYMBOL res -1184 944 R0
SYMATTR InstName R8
SYMATTR Value .01
SYMBOL cap -736 976 R0
SYMATTR InstName C3
SYMATTR Value 1000p
SYMBOL schottky -720 480 R0
SYMATTR InstName D1
SYMATTR Value 1N5817
SYMBOL cap 512 1168 R0
SYMATTR InstName C9
SYMATTR Value 47
SYMATTR SpiceLine Rser=15m
SYMBOL nmos 144 496 R0
SYMATTR InstName Q3
SYMATTR Value FDS6680A
SYMBOL RES 608 1152 R0
SYMATTR InstName Rload2
SYMATTR Value 5
SYMBOL ind -1040 784 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 6.3
SYMATTR SpiceLine Rpar=10000
SYMBOL RES -1360 640 R0
SYMATTR InstName R9
SYMATTR Value 10K
SYMBOL cap 48 1360 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C11
SYMATTR Value .002
FLAG -240 1760 0
FLAG -96 1680 0
FLAG -576 528 0
FLAG -848 912 0
FLAG -1008 912 0
FLAG -704 1344 0
FLAG -704 1248 0
FLAG -1168 1264 0
FLAG -880 1264 0
FLAG -1296 1152 OUT1
FLAG -1120 512 0
FLAG 192 896 0
FLAG 352 896 0
FLAG 208 1344 0
FLAG 208 1248 0
FLAG 528 1264 0
FLAG 272 1264 0
FLAG 624 1152 OUT2
FLAG -1296 1264 0
FLAG 624 1264 0
FLAG -384 1680 0
FLAG 192 1552 0
FLAG -1120 400 IN
TEXT 352 1368 Left 2 !.tran 3.5m startup