* SPICE netlist
V1 IN 0 12
C1 N003 0 22
C2 N006 N009 220n
R1 N023 OUT 2m
L1 N014 N017 12
MQ4 N009 N011 0 0 BSC032NE2LS
R2 N009 N014 2m
C3 N007 0 4.7
R3 N020 OUT 155.6K
R4 N020 0 14.3K
R5 N013 0 11K
R6 N010 0 174K
C5 OUT 0 220
D1 N007 N019 MURS120
D2 N007 N006 MURS120
C6 N019 N017 220n
C7 N005 0 1
R7 N005 N008 10K
C8 N013 0 15n
R10 OUT 0 2
R11 N016 N015 10K
C9 N015 0 22n
C10 N016 0 330p
M1 N003 N002 IN IN IPD068N10N3
M2 N003 N004 N009 N009 IPD068N10N3
M3 N017 N018 0 0 IPD048N06L3
M4 N023 N021 N017 N017 IPD048N06L3
R13 IN N001 10K
R14 N001 0 90K
C13 OUT 0 47
C4 N012 0 10n
R15 N022 0 100K
XU1 N001 0 0 NC_01 N008 N010 0 N005 N012 N013 N016 NC_02 NC_03 N020 MP_04 OUT MP_05 OUT N023 N021 N017 N019 MP_06 N018 0 N011 N007 N022 MP_07 N006 N009 N004 N014 N009 MP_08 N003 N002 IN LT8210-1 ;pnba EN/UVLO)MODE2)MODE1)SYNC/SPRD)PWGD)RT)GND)VDD)SS)IMON)VC1)VC2)FB2)FB1))VOUT))SNSN2)SNSP2)TG2)SW2)BST2))BG2)PGND)BG1)GATEVCC)EXTVCC))BST1)SW1)TG1)SNSN1)SNSP1))VINP)DG)VIN
.tran 4m startup

* LTspice schematic (.asc)
Version 4.1
SHEET 1 1600 2208
WIRE -688 -1104 -736 -1104
WIRE -624 -1104 -688 -1104
WIRE 256 -1104 -624 -1104
WIRE -624 -1088 -624 -1104
WIRE -736 -1072 -736 -1104
WIRE -624 -992 -624 -1008
WIRE -432 -992 -624 -992
WIRE 256 -992 256 -1104
WIRE 256 -992 -112 -992
WIRE -624 -976 -624 -992
WIRE -736 -960 -736 -992
WIRE -624 -880 -624 -896
WIRE 256 -880 256 -992
WIRE 208 -864 -112 -864
WIRE -432 -736 -464 -736
WIRE -48 -736 -112 -736
WIRE 256 -736 256 -784
WIRE 256 -736 -48 -736
WIRE -48 -720 -48 -736
WIRE 256 -688 256 -736
WIRE -48 -640 -48 -656
WIRE -432 -608 -464 -608
WIRE 208 -608 -112 -608
WIRE -576 -480 -736 -480
WIRE -432 -480 -576 -480
WIRE -48 -480 -112 -480
WIRE 32 -480 -48 -480
WIRE 160 -480 96 -480
WIRE -576 -448 -576 -480
WIRE -48 -448 -48 -480
WIRE -736 -432 -736 -480
WIRE -736 -352 -736 -368
WIRE -576 -352 -576 -368
WIRE -432 -352 -576 -352
WIRE -48 -352 -48 -384
WIRE -48 -352 -112 -352
WIRE 256 -352 256 -592
WIRE 256 -352 -48 -352
WIRE 464 -352 256 -352
WIRE 256 -304 256 -352
WIRE -544 -224 -576 -224
WIRE -432 -224 -464 -224
WIRE 208 -224 -112 -224
WIRE 256 -176 256 -208
WIRE -544 -96 -576 -96
WIRE -432 -96 -480 -96
WIRE 464 -96 464 -352
WIRE 464 -96 -112 -96
WIRE 464 -80 464 -96
WIRE -544 32 -752 32
WIRE -432 32 -544 32
WIRE 464 32 464 0
WIRE 464 32 -112 32
WIRE -544 48 -544 32
WIRE 464 64 464 32
WIRE -752 128 -752 112
WIRE -544 128 -544 112
WIRE -672 160 -752 160
WIRE -544 160 -592 160
WIRE -432 160 -544 160
WIRE -80 160 -112 160
WIRE -752 176 -752 160
WIRE -544 176 -544 160
WIRE 464 176 464 144
WIRE 464 176 256 176
WIRE 256 208 256 176
WIRE -752 256 -752 240
WIRE -544 256 -544 240
WIRE 208 288 -112 288
WIRE 256 320 256 304
WIRE -48 416 -112 416
WIRE 32 416 -48 416
WIRE 160 416 160 -480
WIRE 160 416 96 416
WIRE -48 448 -48 416
WIRE -784 544 -800 544
WIRE -672 544 -704 544
WIRE -432 544 -672 544
WIRE -48 544 -48 512
WIRE -48 544 -112 544
WIRE 464 544 464 176
WIRE 464 544 -48 544
WIRE -672 560 -672 544
WIRE 464 656 464 544
WIRE -672 672 -672 640
WIRE -432 672 -672 672
WIRE 416 672 -112 672
WIRE -432 800 -624 800
WIRE 464 800 464 752
WIRE 464 800 -112 800
WIRE -624 816 -624 800
WIRE 464 816 464 800
WIRE -624 912 -624 896
WIRE -512 928 -560 928
WIRE -432 928 -512 928
WIRE 464 928 464 896
WIRE 464 928 -112 928
WIRE 592 928 464 928
WIRE 688 928 592 928
WIRE 752 928 688 928
WIRE 800 928 752 928
WIRE -512 944 -512 928
WIRE 592 944 592 928
WIRE 688 944 688 928
WIRE 800 944 800 928
WIRE -512 1024 -512 1008
WIRE -272 1024 -272 976
WIRE 592 1040 592 1008
WIRE 688 1040 688 1008
WIRE 800 1040 800 1024
WIRE -560 1072 -560 928
WIRE 160 1072 160 416
WIRE 160 1072 -560 1072
WIRE -672 1104 -672 672
WIRE 464 1104 464 928
WIRE 464 1104 -672 1104
FLAG -736 -960 0
FLAG -48 -640 0
FLAG 752 928 OUT
FLAG 256 320 0
FLAG 256 -176 0
FLAG -80 160 0
FLAG -512 1024 0
FLAG -800 544 0
FLAG -752 128 0
FLAG -576 -224 0
FLAG -272 1024 0
FLAG 688 1040 0
FLAG -736 -352 0
FLAG -688 -1104 IN
FLAG 800 1040 0
FLAG -752 256 0
FLAG -544 256 0
FLAG -544 128 0
FLAG -624 -880 0
FLAG 592 1040 0
FLAG -576 -96 0
FLAG -624 912 0
FLAG -464 -608 0
FLAG -464 -736 0
SYMBOL voltage -736 -1088 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap -64 -720 R0
SYMATTR InstName C1
SYMATTR Value 22
SYMBOL cap -64 -448 R0
SYMATTR InstName C2
SYMATTR Value 220n
SYMBOL res 448 800 R0
SYMATTR InstName R1
SYMATTR Value 2m
SYMBOL ind 448 48 R0
SYMATTR InstName L1
SYMATTR Value 12
SYMBOL nmos 208 -304 R0
SYMATTR InstName Q4
SYMATTR Value BSC032NE2LS
SYMBOL res 448 -96 R0
SYMATTR InstName R2
SYMATTR Value 2m
SYMBOL cap -528 944 R0
SYMATTR InstName C3
SYMATTR Value 4.7
SYMBOL res -688 544 R0
SYMATTR InstName R3
SYMATTR Value 155.6K
SYMBOL res -688 528 R90
SYMATTR InstName R4
SYMATTR Value 14.3K
SYMBOL res -768 16 R0
SYMATTR Value 11K
SYMATTR InstName R5
SYMBOL res -448 -240 R90
SYMATTR InstName R6
SYMATTR Value 174K
SYMBOL cap 672 944 R0
SYMATTR InstName C5
SYMATTR Value 220
SYMBOL diode 96 400 R90
SYMATTR InstName D1
SYMATTR Value MURS120
SYMBOL diode 96 -496 R90
SYMATTR InstName D2
SYMATTR Value MURS120
SYMBOL cap -64 448 R0
SYMATTR InstName C6
SYMATTR Value 220n
SYMBOL cap -752 -432 R0
SYMATTR InstName C7
SYMATTR Value 1
SYMBOL res -592 -464 R0
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL cap -560 48 R0
SYMATTR InstName C8
SYMATTR Value 15n
SYMBOL res 784 928 R0
SYMATTR Value 2
SYMATTR InstName R10
SYMBOL res -576 144 R90
SYMATTR InstName R11
SYMATTR Value 10K
SYMBOL cap -768 176 R0
SYMATTR InstName C9
SYMATTR Value 22n
SYMBOL cap -560 176 R0
SYMATTR InstName C10
SYMATTR Value 330p
SYMBOL nmos 208 -784 M180
SYMATTR InstName M1
SYMATTR Value IPD068N10N3
SYMBOL nmos 208 -688 R0
SYMATTR InstName M2
SYMATTR Value IPD068N10N3
SYMBOL nmos 208 208 R0
SYMATTR InstName M3
SYMATTR Value IPD048N06L3
SYMBOL nmos 416 752 M180
SYMATTR InstName M4
SYMATTR Value IPD048N06L3
SYMBOL res -640 -1104 R0
SYMATTR InstName R13
SYMATTR Value 10K
SYMBOL res -640 -992 R0
SYMATTR InstName R14
SYMATTR Value 90K
SYMBOL cap 576 944 R0
SYMATTR InstName C13
SYMATTR Value 47
SYMBOL cap -480 -112 R90
SYMATTR InstName C4
SYMATTR Value 10n
SYMBOL res -640 800 R0
SYMATTR InstName R15
SYMATTR Value 100K
SYMBOL LT8210-1 -272 -32 R0
SYMATTR InstName U1