* SPICE netlist
XU1 N003 MP_01 N006 MP_02 N008 N010 MP_03 N012 N015 N013 N016 MP_04 N011 N009 N004 N007 MP_05 IN MP_06 MP_07 0 LT8310 ;pnba UVLO))OVLO))DFILT)Rt))SS)Vc)FBX)Sout))Sense)Gate)INTVcc)RDVin))Vin)))GND
V1 IN 0 36
R1 IN N003 280K
R2 N003 N006 30.9K
R3 N006 0 6.65K
C1 N008 0 6.8n Rser=50m
R4 N010 0 40.2K
C2 N012 0 100n
R5 N004 N007 105K
C3 N004 0 4.7
L1 IN N005 420 Rser=65mm Rpar=5K
L2 N001 0 125 Rser=15m Rpar=5K
MQ1 N005 N009 N011 N011 IPB107N20N3
R6 N011 0 20m
C4 N005 0 1000p
D1 N001 N002 B530C
D2 0 N002 B530C
C5 OUT 0 200 Rser=20m
L3 N002 OUT 33 Rser=10m
Rload OUT 0 5
R7 N015 N014 20K
C6 N014 0 1500p
R8 OUT N013 5K
R9 N013 0 1K
C7 N015 0 100p
K1 L1 L2 .99
.tran 7m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1552 704
WIRE -680 -336 -776 -336
WIRE -296 -336 -680 -336
WIRE 104 -336 -296 -336
WIRE 328 -336 296 -336
WIRE 440 -336 392 -336
WIRE 504 -336 440 -336
WIRE 616 -336 584 -336
WIRE 664 -336 616 -336
WIRE 776 -336 664 -336
WIRE -776 -320 -776 -336
WIRE -680 -320 -680 -336
WIRE 104 -320 104 -336
WIRE 184 -320 104 -320
WIRE 296 -320 296 -336
WIRE 296 -320 232 -320
WIRE 440 -320 440 -336
WIRE 664 -320 664 -336
WIRE 776 -320 776 -336
WIRE 184 -304 184 -320
WIRE 232 -304 232 -320
WIRE -296 -288 -296 -336
WIRE -776 -224 -776 -240
WIRE -680 -224 -680 -240
WIRE -456 -224 -680 -224
WIRE -88 -224 -136 -224
WIRE 24 -224 -88 -224
WIRE 440 -224 440 -256
WIRE 664 -224 664 -256
WIRE 776 -224 776 -240
WIRE -680 -208 -680 -224
WIRE 24 -208 24 -224
WIRE 184 -208 184 -224
WIRE 184 -208 104 -208
WIRE 232 -208 232 -224
WIRE 296 -208 232 -208
WIRE 296 -192 296 -208
WIRE 104 -176 104 -208
WIRE 184 -176 104 -176
WIRE 184 -160 184 -176
WIRE -456 -128 -680 -128
WIRE -88 -128 -88 -144
WIRE -88 -128 -136 -128
WIRE 24 -128 24 -144
WIRE -680 -112 -680 -128
WIRE 104 -112 104 -176
WIRE 184 -80 184 -96
WIRE -552 -32 -568 -32
WIRE -456 -32 -488 -32
WIRE 56 -32 -136 -32
WIRE -680 -16 -680 -32
WIRE -552 64 -568 64
WIRE -456 64 -472 64
WIRE 104 64 104 -16
WIRE 104 64 -136 64
WIRE 104 80 104 64
WIRE 616 112 616 -336
WIRE -552 160 -568 160
WIRE -456 160 -488 160
WIRE -72 160 -136 160
WIRE 104 176 104 160
WIRE -72 224 -72 160
WIRE 616 224 616 192
WIRE 616 224 -72 224
WIRE 616 240 616 224
WIRE -632 256 -680 256
WIRE -520 256 -552 256
WIRE -456 256 -520 256
WIRE -104 256 -136 256
WIRE -680 272 -680 256
WIRE -520 272 -520 256
WIRE -296 336 -296 320
WIRE 616 336 616 320
WIRE -680 352 -680 336
WIRE -520 352 -520 336
FLAG -296 336 0
FLAG -680 -16 0
FLAG -568 -32 0
FLAG -568 64 0
FLAG -568 160 0
FLAG -776 -224 0
FLAG 24 -128 0
FLAG 104 176 0
FLAG 184 -80 0
FLAG 440 -224 0
FLAG 664 -224 0
FLAG 776 -224 0
FLAG -776 -336 IN
FLAG 776 -336 OUT
FLAG 296 -192 0
FLAG -680 352 0
FLAG 616 336 0
FLAG -520 352 0
SYMBOL PowerProducts\\LT8310 -296 16 R0
SYMATTR InstName U1
SYMBOL voltage -776 -336 R0
SYMATTR InstName V1
SYMATTR Value 36
SYMBOL res -696 -336 R0
SYMATTR InstName R1
SYMATTR Value 280K
SYMBOL res -696 -224 R0
SYMATTR InstName R2
SYMATTR Value 30.9K
SYMBOL res -696 -128 R0
SYMATTR InstName R3
SYMATTR Value 6.65K
SYMBOL cap -488 -48 R90
SYMATTR InstName C1
SYMATTR Value 6.8n
SYMATTR SpiceLine Rser=50m
SYMBOL res -456 48 R90
SYMATTR InstName R4
SYMATTR Value 40.2K
SYMBOL cap -488 144 R90
SYMATTR InstName C2
SYMATTR Value 100n
SYMBOL res -104 -240 R0
SYMATTR InstName R5
SYMATTR Value 105K
SYMBOL cap 8 -208 R0
SYMATTR InstName C3
SYMATTR Value 4.7
SYMBOL ind2 168 -320 R0
SYMATTR Value 420
SYMATTR InstName L1
SYMATTR Type ind
SYMATTR SpiceLine Rser=65mm Rpar=5K
SYMBOL ind2 248 -320 M0
SYMATTR Value 125
SYMATTR InstName L2
SYMATTR Type ind
SYMATTR SpiceLine Rser=15m Rpar=5K
SYMBOL nmos 56 -112 R0
SYMATTR Value IPB107N20N3
SYMATTR InstName Q1
SYMBOL res 88 64 R0
SYMATTR InstName R6
SYMATTR Value 20m
SYMBOL cap 168 -160 R0
SYMATTR InstName C4
SYMATTR Value 1000p
SYMBOL schottky 328 -352 M90
SYMATTR InstName D1
SYMATTR Value B530C
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 424 -256 M180
SYMATTR InstName D2
SYMATTR Value B530C
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 648 -320 R0
SYMATTR Value 200
SYMATTR InstName C5
SYMATTR SpiceLine Rser=20m
SYMBOL ind 488 -320 R270
SYMATTR InstName L3
SYMATTR Value 33
SYMATTR SpiceLine Rser=10m
SYMBOL res 760 -336 R0
SYMATTR InstName Rload
SYMATTR Value 5
SYMBOL res -536 240 R90
SYMATTR InstName R7
SYMATTR Value 20K
SYMBOL cap -696 272 R0
SYMATTR InstName C6
SYMATTR Value 1500p
SYMBOL res 600 96 R0
SYMATTR InstName R8
SYMATTR Value 5K
SYMBOL res 600 224 R0
SYMATTR InstName R9
SYMATTR Value 1K
SYMBOL cap -536 272 R0
SYMATTR InstName C7
SYMATTR Value 100p