* Z:\home\khalils\Downloads\files\data\raw_asc\LTC3900.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\LTC3900.asy)
A1 N006 0 0 0 0 0 N007 0 BUF Vhigh=10
A2 N011 0 0 0 0 N012 0 0 BUF Vhigh=10
C2 N013 N012 100p
D1 N006 N011 D
L2 N003 N001 1m Rpar=10K
MQ2 N005 N009 0 0 Si9936DY
C4 N006 0 100p
L3 N002 OUT 10 Rpar=1K
R3 N002 N005 100m
XU1 N002 0 N009 N001 N008 0 N010 N013 LTC3900 ;pnba CS+)CS-)CG)Vcc)FG)GND)TIMER)SYNC
MQ1 N004 N008 0 0 Si9936DY
K1 L1 L2 1.
V2 N011 0 PULSE(0 10 0 10n 10n 10u 20u)
R2 N013 0 100
C1 N010 0 100p
R1 N001 N010 500K
L1 N004 N002 1m Rpar=10K
C3 OUT 0 100
Rload OUT 0 1
MQ3 N003 N007 0 0 IRF7201
V1 N001 0 10
.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 1m
.model Dres D(Ron=1 Roff=700)
.lib LTC3900.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1076 680
WIRE 64 -288 -192 -288
WIRE 400 -288 112 -288
WIRE 544 -288 400 -288
WIRE 656 -288 624 -288
WIRE 752 -288 656 -288
WIRE 64 -272 64 -288
WIRE 112 -272 112 -288
WIRE 656 -272 656 -288
WIRE 752 -272 752 -288
WIRE 400 -192 400 -288
WIRE 560 -192 400 -192
WIRE 64 -176 64 -192
WIRE 64 -176 -32 -176
WIRE 112 -176 112 -192
WIRE 208 -176 112 -176
WIRE 400 -176 400 -192
WIRE 656 -176 656 -208
WIRE 752 -176 752 -192
WIRE -32 -144 -32 -176
WIRE 208 -144 208 -176
WIRE 400 -80 400 -96
WIRE -528 -64 -544 -64
WIRE -448 -64 -464 -64
WIRE -336 -64 -448 -64
WIRE -80 -64 -272 -64
WIRE 352 -64 256 -64
WIRE -32 -32 -32 -48
WIRE 208 -32 208 -48
WIRE -336 -16 -336 -48
WIRE -192 0 -192 -288
WIRE -32 0 -192 0
WIRE 192 0 -32 0
WIRE 480 0 448 0
WIRE -32 16 -32 0
WIRE -192 32 -192 0
WIRE 400 32 400 16
WIRE -448 48 -448 -64
WIRE 192 64 192 0
WIRE 352 96 352 -64
WIRE 352 96 320 96
WIRE -192 128 -192 112
WIRE -32 128 -32 96
WIRE 64 128 -32 128
WIRE -32 144 -32 128
WIRE 560 160 560 -192
WIRE 560 160 320 160
WIRE -32 224 -32 208
WIRE 480 224 480 0
WIRE 480 224 320 224
WIRE -448 256 -448 112
WIRE -304 256 -448 256
WIRE -112 256 -240 256
WIRE -16 256 -48 256
WIRE 64 256 -16 256
WIRE -448 272 -448 256
WIRE -16 272 -16 256
WIRE 352 288 320 288
WIRE -304 304 -304 272
WIRE 192 352 192 320
WIRE -448 368 -448 352
WIRE -16 368 -16 352
SYMBOL nmos 256 -144 M0
SYMATTR InstName Q1
SYMATTR Value Si9936DY
SYMBOL cap 640 -272 R0
SYMATTR InstName C3
SYMATTR Value 100
SYMBOL res -48 0 R0
SYMATTR InstName R1
SYMATTR Value 500K
SYMBOL voltage -448 256 R0
SYMATTR InstName V2
SYMATTR Value PULSE(0 10 0 10n 10n 10u 20u)
SYMBOL PowerProducts\\LTC3900 192 176 R0
SYMATTR InstName U1
SYMBOL diode -464 48 R0
SYMATTR InstName D1
SYMBOL digital\\buf1 -336 -128 R0
WINDOW 3 25 90 Left 2
SYMATTR Value Vhigh=10
SYMATTR InstName A1
SYMBOL voltage -192 16 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL cap -464 -80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 100p
SYMBOL nmos 448 -80 M0
WINDOW 0 -3 22 Right 2
WINDOW 3 1 61 Right 2
SYMATTR InstName Q2
SYMATTR Value Si9936DY
SYMBOL cap -48 144 R0
SYMATTR InstName C1
SYMATTR Value 100p
SYMBOL nmos -80 -144 R0
SYMATTR InstName Q3
SYMATTR Value IRF7201
SYMBOL res 384 -192 R0
SYMATTR InstName R3
SYMATTR Value 100m
SYMBOL cap -48 240 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 100p
SYMBOL ind 528 -272 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 10
SYMATTR SpiceLine Rpar=1K
SYMBOL ind2 128 -176 R180
WINDOW 0 -17 82 Right 2
WINDOW 3 -8 39 Right 2
SYMATTR InstName L1
SYMATTR Value 1m
SYMATTR Type ind
SYMATTR SpiceLine Rpar=10K
SYMBOL res 736 -288 R0
SYMATTR InstName Rload
SYMATTR Value 1
SYMBOL ind2 48 -176 M180
WINDOW 0 -1 80 Right 2
WINDOW 3 -8 38 Right 2
SYMATTR InstName L2
SYMATTR Value 1m
SYMATTR Type ind
SYMATTR SpiceLine Rpar=10K
SYMBOL digital\\inv -304 192 R0
WINDOW 3 23 98 Left 2
SYMATTR Value Vhigh=10
SYMATTR InstName A2
SYMBOL res -32 256 R0
SYMATTR InstName R2
SYMATTR Value 100
FLAG -192 128 0
FLAG -32 224 0
FLAG 192 352 0
FLAG -16 368 0
FLAG -448 368 0
FLAG 400 32 0
FLAG 208 -32 0
FLAG 752 -176 0
FLAG 656 -176 0
FLAG -32 -32 0
FLAG -336 -16 0
FLAG -304 304 0
FLAG -544 -64 0
FLAG 752 -288 OUT
FLAG 352 288 0
TEXT 384 288 Left 2 !.tran 1m\n.model Dres D(Ron=1 Roff=700)
TEXT 88 -296 Bottom 2 !K1 L1 L2 1.