* SPICE netlist
MQ1 IN N009 N012 N012 IRF7831
D1 N001 N008 BAT54
D2 N001 N007 BAT54
C1 N001 0 4.7
MQ2 N002 N010 N011 N011 IRF7831
MQ3 N011 N014 N015 N015 IRF7831
V1 IN 0 8
C2 N002 0 10
R1 N020 0 7.5K
R2 OUT N020 105K
R3 N015 0 10m
C3 N007 N012 .1
C4 N008 N011 .1
C5 N016 0 .002
C6 N019 N018 2200p
R4 N018 0 8K
MQ4 N012 N013 N015 N015 IRF7831
D3 N015 N012 1N5817
D4 N011 N002 1N5817
L1 N012 N011 4.7 Rpar=1K
XU1 N020 N016 N015 0 N019 0 N001 N017 N005 IN N002 0 N006 N004 MP_01 N011 N010 N008 N014 N002 N001 IN N013 0 N007 N009 N012 N003 LTC3789 ;pnba FB)SS)Sense+)Sense-)Ith)SGND)Mode/PLLIN)Freq)Run)Vinsns)Voutsns)Ilim)Iosense+)Iosense-))SW2))Boost2))EXTVcc)INTVcc)Vin))PGND)Boost1))SW1)Pgood
R5 N002 OUT 10m
R6 N017 0 121K
C7 OUT 0 150 Rser=100m
R7 OUT N004 100
R8 N002 N006 100
C8 N004 N006 1
Rload OUT 0 60
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1600 1008
WIRE -128 -504 -560 -504
WIRE 192 -504 -128 -504
WIRE 224 -504 192 -504
WIRE 240 -504 224 -504
WIRE 320 -504 304 -504
WIRE -656 -488 -736 -488
WIRE -432 -488 -656 -488
WIRE -256 -488 -432 -488
WIRE 176 -488 0 -488
WIRE -736 -472 -736 -488
WIRE -256 -472 -256 -488
WIRE -128 -472 -128 -504
WIRE 0 -472 0 -488
WIRE -432 -424 -432 -488
WIRE -416 -424 -432 -424
WIRE 176 -424 176 -488
WIRE 176 -424 160 -424
WIRE 528 -424 176 -424
WIRE -736 -376 -736 -392
WIRE -560 -360 -560 -504
WIRE -416 -344 -432 -344
WIRE 272 -344 160 -344
WIRE 352 -344 272 -344
WIRE 688 -344 432 -344
WIRE -416 -264 -432 -264
WIRE 272 -264 272 -280
WIRE 272 -264 160 -264
WIRE 416 -264 272 -264
WIRE 528 -264 528 -424
WIRE 528 -264 496 -264
WIRE 224 -248 224 -504
WIRE -656 -184 -656 -488
WIRE -560 -184 -560 -296
WIRE -416 -184 -560 -184
WIRE 224 -184 160 -184
WIRE 416 -184 384 -184
WIRE 528 -184 528 -264
WIRE 528 -184 416 -184
WIRE 560 -184 528 -184
WIRE 656 -184 640 -184
WIRE 688 -184 688 -344
WIRE 688 -184 656 -184
WIRE 800 -184 688 -184
WIRE 416 -168 416 -184
WIRE 528 -168 528 -184
WIRE 688 -168 688 -184
WIRE 800 -168 800 -184
WIRE -416 -104 -608 -104
WIRE 336 -104 160 -104
WIRE 416 -88 416 -104
WIRE 416 -88 384 -88
WIRE 528 -72 528 -104
WIRE 688 -72 688 -104
WIRE 800 -72 800 -88
WIRE -688 -24 -800 -24
WIRE -656 -24 -656 -88
WIRE -656 -24 -688 -24
WIRE -560 -24 -560 -120
WIRE -560 -24 -656 -24
WIRE -416 -24 -560 -24
WIRE 224 -24 224 -120
WIRE 224 -24 160 -24
WIRE 384 -24 384 -88
WIRE 384 -24 224 -24
WIRE 416 -24 384 -24
WIRE -688 -8 -688 -24
WIRE -416 56 -608 56
WIRE 336 56 160 56
WIRE -688 72 -688 56
WIRE -656 72 -688 72
WIRE -416 136 -432 136
WIRE 192 136 192 -504
WIRE 192 136 160 136
WIRE 656 200 656 -184
WIRE -544 216 -608 216
WIRE -416 216 -480 216
WIRE 176 216 160 216
WIRE 272 216 256 216
WIRE -592 296 -608 296
WIRE -496 296 -512 296
WIRE -416 296 -432 296
WIRE 656 296 656 280
WIRE 656 296 160 296
WIRE 656 312 656 296
WIRE -320 360 -320 344
WIRE 64 360 64 344
WIRE -192 392 -192 344
WIRE -160 392 -192 392
WIRE -64 392 -64 344
WIRE -64 392 -80 392
WIRE -32 392 -64 392
WIRE 656 408 656 392
WIRE -656 440 -656 72
WIRE -192 440 -192 392
WIRE -192 440 -656 440
WIRE 384 440 384 72
WIRE 384 440 -192 440
WIRE -800 488 -800 -24
WIRE 48 488 -800 488
WIRE 416 488 416 -24
WIRE 416 488 128 488
FLAG 320 -504 0
FLAG -736 -376 0
FLAG 528 -72 0
FLAG 656 408 0
FLAG -32 392 0
FLAG 64 360 0
FLAG -608 216 0
FLAG -608 296 0
FLAG -320 360 0
FLAG 800 -72 0
FLAG 272 216 0
FLAG -736 -488 IN
FLAG 800 -184 OUT
FLAG 688 -72 0
FLAG -432 136 0
SYMBOL nmos -608 -184 M0
SYMATTR Value IRF7831
SYMATTR InstName Q1
SYMBOL schottky 208 -248 R0
SYMATTR InstName D1
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky -576 -360 R0
SYMATTR InstName D2
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 240 -488 R270
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL nmos 336 -184 R0
SYMATTR Value IRF7831
SYMATTR InstName Q2
SYMBOL nmos 336 -24 R0
SYMATTR Value IRF7831
SYMATTR InstName Q3
SYMBOL voltage -736 -488 R0
SYMATTR InstName V1
SYMATTR Value 8
SYMBOL cap 512 -168 R0
SYMATTR InstName C2
SYMATTR Value 10
SYMBOL res 640 296 R0
SYMATTR InstName R1
SYMATTR Value 7.5K
SYMBOL res 640 184 R0
SYMATTR InstName R2
SYMATTR Value 105K
SYMBOL res -176 408 R270
SYMATTR InstName R3
SYMATTR Value 10m
SYMBOL cap -576 -184 R0
SYMATTR InstName C3
SYMATTR Value .1
SYMBOL cap 208 -184 R0
SYMATTR InstName C4
SYMATTR Value .1
SYMBOL cap -480 200 R90
SYMATTR InstName C5
SYMATTR Value .002
SYMBOL cap -432 280 R90
SYMATTR InstName C6
SYMATTR Value 2200p
SYMBOL res -496 280 R90
SYMATTR InstName R4
SYMATTR Value 8K
SYMBOL nmos -608 -24 M0
SYMATTR Value IRF7831
SYMATTR InstName Q4
SYMBOL schottky -672 56 R180
SYMATTR InstName D3
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 400 -104 M180
SYMATTR InstName D4
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL ind 32 504 R270
SYMATTR InstName L1
SYMATTR Value 4.7
SYMATTR SpiceLine Rpar=1K
SYMBOL PowerProducts\\LTC3789 -128 -72 R0
SYMATTR InstName U1
SYMBOL res 544 -168 R270
SYMATTR InstName R5
SYMATTR Value 10m
SYMBOL res 160 232 R270
SYMATTR InstName R6
SYMATTR Value 121K
SYMBOL cap 672 -168 R0
SYMATTR InstName C7
SYMATTR Value 150
SYMATTR SpiceLine Rser=100m
SYMBOL res 448 -360 R90
SYMATTR InstName R7
SYMATTR Value 100
SYMBOL res 512 -280 R90
SYMATTR InstName R8
SYMATTR Value 100
SYMBOL cap 256 -344 R0
SYMATTR InstName C8
SYMATTR Value 1
SYMBOL res 784 -184 R0
SYMATTR InstName Rload
SYMATTR Value 60