* SPICE netlist
C1 N003 N006 .22
L1 N006 N004 10 Rpar=2K
D1 N004 N003 1N5818
D2 0 N006 1N5818
D3 N008 0 NSPW500BS
C2 N004 0 2.2
C3 0 N012 .1
R1 0 N014 24.3K
C4 N002 N005 .22
L2 N005 N001 12 Rpar=2K
D4 N001 N002 1N5818
D5 0 N005 1N5818
D6 N007 0 NSPW500BS
C5 N001 0 2.2
C6 0 N011 .1
V1 IN 0 10
V2 N009 0 PULSE(0 2 0 1u 1u 100u 200u)
V3 N010 0 PULSE(0 2 50u 1u 1u 100u 200u)
XU1 N001 N007 N002 N005 IN MP_01 N006 N003 N008 N004 N010 N013 N012 N014 0 IN N013 N011 N013 N009 LT3475-1 ;pnba OUT1)LED1)Boost1)SW1)Vin))SW2)Boost2)LED2)OUT2)PWM2)Vadj2)Vc2)Rt)GND)_SHDN)Ref)Vc1)Vadj1)PWM1
.tran 2.5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1040 864
WIRE -56 -432 -504 -432
WIRE 72 -432 -56 -432
WIRE -504 -416 -504 -432
WIRE -56 -400 -56 -432
WIRE 72 -400 72 -432
WIRE -392 -336 -424 -336
WIRE -280 -336 -328 -336
WIRE -152 -336 -280 -336
WIRE 216 -336 168 -336
WIRE 296 -336 216 -336
WIRE 392 -336 360 -336
WIRE -504 -320 -504 -336
WIRE -280 -320 -280 -336
WIRE 216 -320 216 -336
WIRE -424 -240 -424 -336
WIRE -392 -240 -424 -240
WIRE -280 -240 -280 -256
WIRE -280 -240 -312 -240
WIRE -152 -240 -280 -240
WIRE 216 -240 216 -256
WIRE 216 -240 168 -240
WIRE 280 -240 216 -240
WIRE 392 -240 392 -336
WIRE 392 -240 360 -240
WIRE -424 -144 -424 -240
WIRE -152 -144 -424 -144
WIRE 392 -144 392 -240
WIRE 392 -144 168 -144
WIRE -424 -128 -424 -144
WIRE 392 -128 392 -144
WIRE -424 -48 -424 -64
WIRE -280 -48 -328 -48
WIRE -152 -48 -216 -48
WIRE 216 -48 168 -48
WIRE 328 -48 280 -48
WIRE 392 -48 392 -64
WIRE -456 48 -520 48
WIRE -152 48 -376 48
WIRE 376 48 168 48
WIRE 520 48 456 48
WIRE -232 144 -264 144
WIRE -152 144 -168 144
WIRE 184 144 168 144
WIRE 280 144 248 144
WIRE -152 240 -184 240
WIRE 184 240 168 240
WIRE 280 240 264 240
WIRE -184 336 -184 240
WIRE -152 336 -184 336
WIRE 200 336 168 336
WIRE 8 400 8 384
WIRE -184 432 -184 336
WIRE 200 432 200 336
WIRE 200 432 -184 432
FLAG 216 -176 0
FLAG 328 -48 0
FLAG 392 -48 0
FLAG 280 144 0
FLAG 280 240 0
FLAG -280 -176 0
FLAG -328 -48 0
FLAG -424 -48 0
FLAG -264 144 0
FLAG 8 400 0
FLAG -504 -320 0
FLAG -520 48 0
FLAG 520 48 0
FLAG -504 -432 IN
SYMBOL cap 200 -320 R0
SYMATTR InstName C1
SYMATTR Value .22
SYMBOL ind 264 -224 R270
SYMATTR InstName L1
SYMATTR Value 10
SYMATTR SpiceLine Rpar=2K
SYMBOL diode 360 -352 R90
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL diode 200 -176 M180
SYMATTR InstName D2
SYMATTR Value 1N5818
SYMBOL LED 216 -32 R270
SYMATTR InstName D3
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 376 -128 R0
SYMATTR InstName C2
SYMATTR Value 2.2
SYMBOL cap 248 128 R90
SYMATTR InstName C3
SYMATTR Value .1
SYMBOL res 280 224 R90
SYMATTR InstName R1
SYMATTR Value 24.3K
SYMBOL cap -296 -320 R0
SYMATTR InstName C4
SYMATTR Value .22
SYMBOL ind -296 -224 M270
SYMATTR InstName L2
SYMATTR Value 12
SYMATTR SpiceLine Rpar=2K
SYMBOL diode -392 -352 M90
SYMATTR InstName D4
SYMATTR Value 1N5818
SYMBOL diode -296 -176 M180
SYMATTR InstName D5
SYMATTR Value 1N5818
SYMBOL LED -216 -32 M270
SYMATTR InstName D6
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -440 -128 R0
SYMATTR InstName C5
SYMATTR Value 2.2
SYMBOL cap -232 128 M90
SYMATTR InstName C6
SYMATTR Value .1
SYMBOL voltage -504 -432 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL voltage -360 48 R90
SYMATTR InstName V2
SYMATTR Value PULSE(0 2 0 1u 1u 100u 200u)
SYMBOL voltage 360 48 R270
SYMATTR InstName V3
SYMATTR Value PULSE(0 2 50u 1u 1u 100u 200u)
SYMBOL PowerProducts\\LT3475-1 8 -48 R0
SYMATTR InstName U1