* SPICE netlist
M1 VIN N004 N001 N001 BSC123N08NS3
M2 N001 N006 0 0 BSC123N08NS3
Cbst1 BOOST1 N001 1
Cbst2 BOOST2 N002 1
M3 VOUT N005 N002 N002 BSC123N08NS3
M4 N002 N007 0 0 BSC123N08NS3
Cout VOUT 0 400 Rser=5m
VIN VIN 0 8
Rfb1 VOUT N008 110k
Rfb2 N008 0 10k
Rfreq N009 0 100k
Css N011 0 4.7n
Cs N003 N001 47n
Rs N002 N003 10k
L1 N001 N002 4.7 Rser=10m
Cintvcc 0 N010 4.7
Rload VOUT 0 5
Rth N012 N013 10k
Cth1 N013 0 10n
Cth2 N012 0 100p
Dbst1 N014 BOOST1 RB578VAM100
Dbst2 N014 BOOST2 RB578VAM100
Cdrvcc N014 0 4.7
XU1 0 VIN VOUT N014 N010 N004 N006 N007 N005 N009 NC_01 NC_02 BOOST1 N001 N002 BOOST2 N011 N008 N012 N012 N001 N003 N001 0 0 NC_03 0 NC_04 NC_05 NC_06 VOUT LTC7878 ;pnba GND)VIN)EXTVcc)DRVcc)INTVcc)TG1)BG1)BG2)TG2)FREQ)RUN)SYNC)BOOST1)SW1)SW2)BOOST2)SS)FB)ITHB)ITH)ISNSP)ISNSN)ISNSD)CSP)CSN)SETCUR)MODEILIM)CLKOUT)PHASMD)PGOOD)VOUT
.tran 3m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1856 1696
WIRE -288 -848 -704 -848
WIRE -208 -848 -288 -848
WIRE -64 -848 -128 -848
WIRE 544 -848 -64 -848
WIRE -64 -832 -64 -848
WIRE -288 -736 -288 -848
WIRE -208 -736 -288 -736
WIRE -64 -736 -64 -752
WIRE -64 -736 -144 -736
WIRE -288 -656 -288 -736
WIRE -176 -656 -288 -656
WIRE 160 -656 48 -656
WIRE 208 -656 160 -656
WIRE -288 -608 -288 -656
WIRE -176 -608 -176 -656
WIRE -64 -608 -64 -736
WIRE 48 -608 48 -656
WIRE 160 -608 160 -656
WIRE -848 -528 -928 -528
WIRE -768 -528 -848 -528
WIRE -640 -528 -768 -528
WIRE -448 -528 -512 -528
WIRE -384 -528 -448 -528
WIRE 288 -528 224 -528
WIRE 352 -528 288 -528
WIRE 608 -528 480 -528
WIRE 688 -528 608 -528
WIRE 768 -528 688 -528
WIRE 928 -528 768 -528
WIRE -640 -496 -640 -528
WIRE -512 -496 -512 -528
WIRE 352 -496 352 -528
WIRE 480 -496 480 -528
WIRE -928 -480 -928 -528
WIRE 768 -464 768 -528
WIRE 928 -464 928 -528
WIRE -384 -416 -592 -416
WIRE 432 -416 224 -416
WIRE -928 -352 -928 -400
WIRE -704 -352 -704 -848
WIRE -640 -352 -640 -400
WIRE -640 -352 -704 -352
WIRE 480 -352 480 -400
WIRE 544 -352 544 -848
WIRE 544 -352 480 -352
WIRE 768 -352 768 -400
WIRE 928 -352 928 -384
WIRE -640 -304 -640 -352
WIRE -512 -304 -512 -432
WIRE -512 -304 -640 -304
WIRE -384 -304 -512 -304
WIRE 352 -304 352 -432
WIRE 352 -304 224 -304
WIRE 480 -304 480 -352
WIRE 480 -304 352 -304
WIRE -640 -272 -640 -304
WIRE 480 -272 480 -304
WIRE -384 -192 -592 -192
WIRE 432 -192 224 -192
WIRE -640 -160 -640 -176
WIRE 480 -160 480 -176
WIRE -768 -80 -768 -528
WIRE -384 -80 -768 -80
WIRE 272 -80 224 -80
WIRE 608 -80 608 -528
WIRE 608 -80 272 -80
WIRE 608 -48 608 -80
WIRE 272 -16 272 -80
WIRE 272 -16 224 -16
WIRE 608 64 608 32
WIRE 608 64 224 64
WIRE 608 96 608 64
WIRE -496 176 -528 176
WIRE -384 176 -416 176
WIRE 608 208 608 176
WIRE 272 400 224 400
WIRE 368 400 336 400
WIRE -496 512 -528 512
WIRE -384 512 -432 512
WIRE -384 624 -464 624
WIRE 368 624 224 624
WIRE -720 736 -752 736
WIRE -624 736 -656 736
WIRE -512 736 -544 736
WIRE -464 736 -464 624
WIRE -464 736 -512 736
WIRE -384 736 -464 736
WIRE 272 736 224 736
WIRE 368 736 272 736
WIRE 432 736 368 736
WIRE 560 736 496 736
WIRE 608 736 560 736
WIRE 272 752 272 736
WIRE -672 832 -752 832
WIRE -512 832 -512 736
WIRE -512 832 -608 832
WIRE 272 832 272 816
WIRE 368 832 368 736
WIRE 432 832 368 832
WIRE 560 832 496 832
WIRE 608 832 560 832
WIRE -80 848 -80 816
FLAG -640 -160 0
FLAG 480 -160 0
FLAG 688 -528 VOUT
FLAG -928 -352 0
FLAG -848 -528 VIN
FLAG 608 208 0
FLAG -80 848 0
FLAG -448 -528 BOOST1
FLAG 288 -528 BOOST2
FLAG -528 176 0
FLAG -528 512 0
FLAG 208 -656 0
FLAG 928 -352 0
FLAG -752 736 0
FLAG -752 832 0
FLAG 368 400 0
FLAG 560 736 BOOST1
FLAG 560 832 BOOST2
FLAG 272 832 0
FLAG 368 624 0
FLAG 768 -352 0
SYMBOL nmos -592 -496 M0
SYMATTR InstName M1
SYMATTR Value BSC123N08NS3
SYMBOL nmos -592 -272 M0
SYMATTR InstName M2
SYMATTR Value BSC123N08NS3
SYMBOL cap -528 -496 R0
SYMATTR InstName Cbst1
SYMATTR Value 1
SYMBOL cap 368 -496 M0
SYMATTR InstName Cbst2
SYMATTR Value 1
SYMBOL nmos 432 -496 R0
SYMATTR InstName M3
SYMATTR Value BSC123N08NS3
SYMBOL nmos 432 -272 R0
SYMATTR InstName M4
SYMATTR Value BSC123N08NS3
SYMBOL cap 752 -464 R0
SYMATTR SpiceLine Rser=5m
SYMATTR InstName Cout
SYMATTR Value 400
SYMBOL voltage -928 -496 R0
SYMATTR InstName VIN
SYMATTR Value 8
SYMBOL res 592 -64 R0
SYMATTR InstName Rfb1
SYMATTR Value 110k
SYMBOL res 592 80 R0
SYMATTR InstName Rfb2
SYMATTR Value 10k
SYMBOL res -400 160 R90
SYMATTR InstName Rfreq
SYMATTR Value 100k
SYMBOL cap -432 496 R90
SYMATTR InstName Css
SYMATTR Value 4.7n
SYMBOL cap -144 -752 R90
SYMATTR InstName Cs
SYMATTR Value 47n
SYMBOL res -80 -848 R0
SYMATTR InstName Rs
SYMATTR Value 10k
SYMBOL ind -224 -832 R270
SYMATTR InstName L1
SYMATTR Value 4.7
SYMATTR Value2 Rser=10m
SYMBOL cap 336 384 R90
SYMATTR InstName Cintvcc
SYMATTR Value 4.7
SYMBOL res 912 -480 R0
SYMATTR InstName Rload
SYMATTR Value 5
SYMBOL res -528 720 R90
SYMATTR InstName Rth
SYMATTR Value 10k
SYMBOL cap -656 720 R90
SYMATTR InstName Cth1
SYMATTR Value 10n
SYMBOL cap -608 816 R90
SYMATTR InstName Cth2
SYMATTR Value 100p
SYMBOL schottky 432 720 M90
SYMATTR InstName Dbst1
SYMATTR Value RB578VAM100
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 432 816 M90
SYMATTR InstName Dbst2
SYMATTR Value RB578VAM100
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 256 752 R0
SYMATTR InstName Cdrvcc
SYMATTR Value 4.7
SYMBOL LTC7878 -384 -608 R0
SYMATTR InstName U1