* SPICE netlist
V1 IN 0 48
C1 N005 0 0.47
R1 N008 0 100K
R2 N010 0 68K
R3 N013 N012 10K
R4 N015 N012 10K
C2 N012 0 4.7
C3 N022 0 1n
C4 N021 0 10n
D1 N012 N011 CMDSH2-3
D2 N011 N002 CMDSH2-3
D3 N002 N001 CMDSH2-3
MQ1 N016 N017 0 0 BSC014N03LS
MQ2 N007 N014 N016 N016 BSC034N03LS
MQ3 N004 N006 N007 N007 BSC034N03LS
R5 N007 N009 1
MQ4 IN N003 N004 N004 BSZ065N03LS
C5 N009 0 0.1
C6 N011 N016 1
C7 N002 N007 0.47
C8 N001 N004 0.22
L1 N016 OUT 2 Rser=1.33m
C9 OUT 0 150 m=2
Rload OUT 0 0.6
R7 N016 N018 6.81K
C10 OUT N018 0.22
R8 OUT N019 140K
R9 N019 0 10K
C11 N007 0 6 m=4
C12 N004 N016 6 m=8
XU1 NC_01 NC_02 NC_03 N015 N013 N005 N021 N012 N008 N020 N010 MP_04 N019 OUT N018 OUT 0 N017 N012 N016 N014 N011 N002 N006 N007 N009 IN IN N004 N003 N001 MP_05 0 LTC7821 ;pnba MODE/PLLIN)CLKOUT)RUN)FAULT)PGOOD)TIMER)TRACK/SS)EXT_REF)HYS_PRGM)ITH)FREQ))VFB)ISNS-)ISNS+)EXTVCC)PGND)BG2)INTVCC)SW3)TG2)BOOST3)BOOST2)BG1)MID)MID_SENSE)VIN_SENSE)VIN)SW1)TG1)BOOST1))SGND
R6 N020 N022 4.7K
.tran 0 107m 105m startup

* LTspice schematic (.asc)
Version 4.1
SHEET 1 1744 1632
WIRE 200 -816 -776 -816
WIRE 360 -816 200 -816
WIRE 424 -816 360 -816
WIRE 424 -800 424 -816
WIRE -264 -768 -328 -768
WIRE -104 -768 -200 -768
WIRE -536 -720 -584 -720
WIRE -328 -720 -328 -768
WIRE 40 -720 -328 -720
WIRE 40 -704 40 -720
WIRE 200 -704 200 -816
WIRE 424 -704 424 -720
WIRE -584 -688 -584 -720
WIRE -328 -688 -328 -720
WIRE -776 -624 -776 -816
WIRE -712 -624 -776 -624
WIRE 152 -624 -200 -624
WIRE -776 -528 -776 -624
WIRE -712 -528 -776 -528
WIRE 40 -528 40 -640
WIRE 40 -528 -200 -528
WIRE 200 -528 200 -608
WIRE 200 -528 40 -528
WIRE 424 -528 200 -528
WIRE -104 -432 -104 -768
WIRE -104 -432 -200 -432
WIRE 40 -432 -104 -432
WIRE 40 -416 40 -432
WIRE 200 -416 200 -528
WIRE -808 -336 -840 -336
WIRE -712 -336 -744 -336
WIRE 152 -336 -200 -336
WIRE -104 -320 -104 -432
WIRE 40 -240 40 -352
WIRE 40 -240 -200 -240
WIRE 200 -240 200 -320
WIRE 200 -240 40 -240
WIRE 280 -240 200 -240
WIRE 424 -240 424 -528
WIRE 280 -224 280 -240
WIRE -824 -144 -840 -144
WIRE -712 -144 -744 -144
WIRE 40 -144 -200 -144
WIRE 104 -144 40 -144
WIRE 200 -144 200 -240
WIRE 200 -144 184 -144
WIRE 280 -128 280 -160
WIRE -824 -48 -840 -48
WIRE -712 -48 -744 -48
WIRE -104 -48 -104 -256
WIRE -104 -48 -200 -48
WIRE 40 -48 -104 -48
WIRE 200 -32 200 -144
WIRE -824 48 -856 48
WIRE -712 48 -744 48
WIRE 152 48 -200 48
WIRE 40 64 40 -48
WIRE -856 144 -856 48
WIRE -824 144 -856 144
WIRE -712 144 -744 144
WIRE 40 144 40 128
WIRE 40 144 -200 144
WIRE 200 144 200 64
WIRE 200 144 40 144
WIRE 424 144 424 -176
WIRE 424 144 200 144
WIRE 488 144 424 144
WIRE 632 144 568 144
WIRE 664 144 632 144
WIRE 744 144 664 144
WIRE 824 144 744 144
WIRE 872 144 824 144
WIRE 200 160 200 144
WIRE 744 160 744 144
WIRE 872 160 872 144
WIRE 424 192 424 144
WIRE -856 240 -856 144
WIRE -776 240 -856 240
WIRE -712 240 -776 240
WIRE 152 240 -200 240
WIRE -856 256 -856 240
WIRE -104 256 -104 -48
WIRE 744 256 744 224
WIRE 872 256 872 240
WIRE 200 272 200 256
WIRE -856 336 -856 320
WIRE -776 336 -776 240
WIRE -712 336 -776 336
WIRE 424 336 424 272
WIRE 424 336 -200 336
WIRE 488 336 424 336
WIRE 632 336 632 144
WIRE 632 336 552 336
WIRE 664 400 664 144
WIRE 632 432 632 336
WIRE 632 432 -200 432
WIRE -712 528 -728 528
WIRE 664 528 664 480
WIRE 664 528 -200 528
WIRE 664 560 664 528
WIRE -584 608 -584 592
WIRE -456 608 -456 592
WIRE -328 608 -328 592
WIRE 664 656 664 640
WIRE -456 688 -456 672
WIRE -584 704 -584 688
WIRE -584 784 -584 768
WIRE -776 816 -776 336
WIRE -104 816 -104 320
WIRE -104 816 -776 816
FLAG 424 -704 0
FLAG -840 -336 0
FLAG -840 -144 0
FLAG -840 -48 0
FLAG -856 336 0
FLAG -728 528 0
FLAG -328 608 0
FLAG -584 784 0
FLAG -456 688 0
FLAG 200 272 0
FLAG 40 -80 0
FLAG 744 256 0
FLAG 872 256 0
FLAG 824 144 OUT
FLAG 360 -816 IN
FLAG 664 656 0
FLAG 280 -128 0
FLAG -536 -720 OUT
SYMBOL voltage 424 -816 R0
SYMATTR InstName V1
SYMATTR Value 48
SYMBOL cap -744 -352 R90
SYMATTR InstName C1
SYMATTR Value 0.47
SYMBOL res -728 -160 R90
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res -728 -64 R90
SYMATTR InstName R2
SYMATTR Value 68K
SYMBOL res -728 32 R90
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL res -728 128 R90
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap -872 256 R0
SYMATTR InstName C2
SYMATTR Value 4.7
SYMBOL cap -600 704 R0
SYMATTR InstName C3
SYMATTR Value 1n
SYMBOL cap -472 608 R0
SYMATTR InstName C4
SYMATTR Value 10n
SYMBOL diode -120 320 M180
SYMATTR InstName D1
SYMATTR Value CMDSH2-3
SYMBOL diode -120 -256 M180
SYMATTR InstName D2
SYMATTR Value CMDSH2-3
SYMBOL diode -200 -752 M270
SYMATTR InstName D3
SYMATTR Value CMDSH2-3
SYMBOL nmos 152 160 R0
SYMATTR InstName Q1
SYMATTR Value BSC014N03LS
SYMBOL nmos 152 -32 R0
SYMATTR InstName Q2
SYMATTR Value BSC034N03LS
SYMBOL nmos 152 -416 R0
SYMATTR InstName Q3
SYMATTR Value BSC034N03LS
SYMBOL res 200 -160 R90
SYMATTR InstName R5
SYMATTR Value 1
SYMBOL nmos 152 -704 R0
SYMATTR InstName Q4
SYMATTR Value BSZ065N03LS
SYMBOL cap 24 -144 R0
SYMATTR InstName C5
SYMATTR Value 0.1
SYMBOL cap 24 64 R0
SYMATTR InstName C6
SYMATTR Value 1
SYMBOL cap 24 -416 R0
SYMATTR InstName C7
SYMATTR Value 0.47
SYMBOL cap 24 -704 R0
SYMATTR InstName C8
SYMATTR Value 0.22
SYMBOL ind 472 160 R270
SYMATTR InstName L1
SYMATTR Value 2
SYMATTR Value2 Rser=1.33m
SYMBOL cap 728 160 R0
SYMATTR Value2 m=2
SYMATTR Value 150
SYMATTR InstName C9
SYMBOL res 856 144 R0
SYMATTR InstName Rload
SYMATTR Value 0.6
SYMBOL res 408 176 R0
SYMATTR InstName R7
SYMATTR Value 6.81K
SYMBOL cap 552 320 R90
SYMATTR InstName C10
SYMATTR Value 0.22
SYMBOL res 648 384 R0
SYMATTR InstName R8
SYMATTR Value 140K
SYMBOL res 648 544 R0
SYMATTR InstName R9
SYMATTR Value 10K
SYMBOL cap 264 -224 R0
SYMATTR Value 6
SYMATTR Value2 m=4
SYMATTR InstName C11
SYMBOL cap 408 -240 R0
SYMATTR Value 6
SYMATTR Value2 m=8
SYMATTR InstName C12
SYMBOL LTC7821 -456 -48 R0
SYMATTR InstName U1
SYMBOL res -600 592 R0
SYMATTR InstName R6
SYMATTR Value 4.7K