* SPICE netlist
V1 IN 0 20
R1 N011 0 28.7K
R2 N012 0 45.3K
C3 0 N001 1
C4 N002 N003 100n
L1 N003 OUT 8.2 Rser=10m
C5 OUT 0 100 Rser=5m
R3 OUT N007 50m
D1 N010 0 LXHL-BW02 n=3
M1 N010 N008 N007 N007 IRF7343P
R4 OUT N005 110K
R5 N005 0 10K
XU1 N001 N002 N003 OUT N005 OUT N007 N008 NC_01 0 N013 N012 N011 N009 0 NC_02 N006 N004 N004 IN IN LT3932 ;pnba INTVcc)BST)SW)Vout)FB)ISP)ISN)PWMTG)ISMON)GND)Vc)RT)RP)SS)SYNC/SPRD)_FAULT)PWM)CTRL)Vref)EN/UVLO)Vin
C1 N004 0 .1
C6 N009 0 3.3n
C2 N013 N014 10n
R6 N014 0 160k
R7 N004 N006 10k
R8 N006 0 191k
.tran 2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 976 1008
WIRE -72 -488 -72 -504
WIRE -72 -408 -72 -424
WIRE -312 -376 -472 -376
WIRE -280 -376 -312 -376
WIRE 184 -376 136 -376
WIRE -472 -360 -472 -376
WIRE -312 -296 -312 -376
WIRE -280 -296 -312 -296
WIRE 184 -296 184 -312
WIRE 184 -296 136 -296
WIRE 248 -296 184 -296
WIRE 360 -296 328 -296
WIRE 408 -296 360 -296
WIRE 488 -296 408 -296
WIRE 408 -280 408 -296
WIRE -472 -264 -472 -280
WIRE -392 -216 -472 -216
WIRE -312 -216 -392 -216
WIRE -280 -216 -312 -216
WIRE 184 -216 136 -216
WIRE 360 -216 360 -296
WIRE 360 -216 184 -216
WIRE 408 -200 408 -216
WIRE -472 -184 -472 -216
WIRE -392 -168 -392 -216
WIRE -312 -136 -312 -216
WIRE -280 -136 -312 -136
WIRE 184 -136 136 -136
WIRE 264 -136 184 -136
WIRE 360 -136 344 -136
WIRE -472 -88 -472 -120
WIRE 488 -88 488 -296
WIRE 488 -88 424 -88
WIRE 488 -72 488 -88
WIRE -392 -56 -392 -88
WIRE -280 -56 -392 -56
WIRE 424 -56 424 -88
WIRE 424 -56 136 -56
WIRE -392 -24 -392 -56
WIRE 488 24 488 8
WIRE 488 24 136 24
WIRE -392 72 -392 56
WIRE 488 88 488 24
WIRE -280 104 -296 104
WIRE 440 104 136 104
WIRE -360 184 -376 184
WIRE -280 184 -296 184
WIRE 488 200 488 184
WIRE -408 264 -424 264
WIRE -280 264 -328 264
WIRE 152 264 136 264
WIRE 488 280 488 264
WIRE -136 312 -136 296
WIRE 8 312 8 296
WIRE 8 392 8 376
WIRE -136 408 -136 392
WIRE 8 504 8 472
FLAG -472 -264 0
FLAG -296 104 0
FLAG 152 264 0
FLAG -72 -504 0
FLAG -424 264 0
FLAG -136 408 0
FLAG 408 -200 0
FLAG 488 280 0
FLAG -472 -376 IN
FLAG 488 -296 OUT
FLAG 360 -136 0
FLAG -472 -88 0
FLAG -376 184 0
FLAG 8 504 0
FLAG -392 72 0
SYMBOL voltage -472 -376 R0
SYMATTR InstName V1
SYMATTR Value 20
SYMBOL res -312 248 R90
SYMATTR InstName R1
SYMATTR Value 28.7K
SYMBOL res -152 296 R0
SYMATTR InstName R2
SYMATTR Value 45.3K
SYMBOL cap -88 -488 R0
SYMATTR InstName C3
SYMATTR Value 1
SYMBOL cap 168 -376 R0
SYMATTR InstName C4
SYMATTR Value 100n
SYMBOL ind 232 -280 R270
SYMATTR InstName L1
SYMATTR Value 8.2
SYMATTR Value2 Rser=10m
SYMBOL cap 392 -280 R0
SYMATTR InstName C5
SYMATTR Value 100
SYMATTR SpiceLine Rser=5m
SYMBOL res 472 -88 R0
SYMATTR InstName R3
SYMATTR Value 50m
SYMBOL LED 472 200 R0
SYMATTR Value2 n=3
SYMATTR Value LXHL-BW02
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL pmos 440 184 M180
SYMATTR InstName M1
SYMATTR Value IRF7343P
SYMBOL res 168 -232 R0
SYMATTR InstName R4
SYMATTR Value 110K
SYMBOL res 248 -120 R270
SYMATTR InstName R5
SYMATTR Value 10K
SYMBOL PowerProducts\\LT3932 -72 -56 R0
SYMATTR InstName U1
SYMBOL cap -488 -184 R0
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL cap -296 168 R90
SYMATTR InstName C6
SYMATTR Value 3.3n
SYMBOL cap -8 312 R0
SYMATTR Value 10n
SYMATTR InstName C2
SYMBOL res -8 376 R0
SYMATTR InstName R6
SYMATTR Value 160k
SYMBOL res -408 -184 R0
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL res -408 -40 R0
SYMATTR InstName R8
SYMATTR Value 191k