* SPICE netlist
V1 IN 0 12
C1 0 N001 4.7
MQ1 IN N003 N006 N006 RJK0305DPB
MQ2 N006 N008 0 0 RJK0301DPB
C2 N004 N006 .1
D1 N001 N004 CMDSH2-3
L1 N006 N007 .22 Rser=4m
R1 N007 OUT 1m
C3 N009 N010 10p
R2 N007 N009 200
R3 OUT N010 200
MQ3 IN N011 N013 N013 RJK0305DPB
MQ4 N013 N016 0 0 RJK0301DPB
C4 N012 N013 .1
D2 N001 N012 CMDSH2-3
L2 N013 N014 .22 Rser=4m
R4 N014 OUT 1m
C5 N018 N020 10p
R5 N014 N018 200
R6 OUT N020 200
R7 N005 0 100K
R8 OUT N021 100
R9 N019 N021 49.9
C6 N017 0 .001
C7 N015 0 330p Rser=2.68K Cpar=47p
R10 N022 N023 30.1K
R11 N023 0 20K
C8 OUT N023 100p
R12 IN N002 80K
R13 N002 0 40K
C9 OUT 0 100 x8 Rser=5m
Rload OUT 0 30m
XU1 N005 N002 N009 N010 MP_01 N017 N023 N015 0 N019 NC_02 NC_03 N018 N020 N021 0 N022 NC_04 NC_05 NC_06 NC_07 N013 N011 N012 MP_08 0 N016 NC_09 N001 IN N008 0 N004 MP_10 N003 N006 NC_11 NC_12 LTC3856 ;pnba Freq)Run)Sense1+)Sense1-))TK/SS)FB)Ith)SGND)AVP)Itemp)PhaseMD)Sense2+)Sense2-)Diffp)Diffn)Diffout)Iset)Ilim)Mode)Pgood)SW2)TG2)Boost2))PGND2)BG2)ExtVcc)IntVcc)Vin)BG1)PGND1)Boost1))TG1)SW1)Clkout)PLLIN
.tran 750u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1568 1696
WIRE -304 -832 -304 -848
WIRE -640 -736 -736 -736
WIRE -208 -736 -640 -736
WIRE 176 -736 -208 -736
WIRE 240 -736 176 -736
WIRE -736 -720 -736 -736
WIRE -640 -720 -640 -736
WIRE -304 -704 -304 -768
WIRE 16 -704 -304 -704
WIRE 48 -704 16 -704
WIRE 240 -704 240 -736
WIRE -304 -688 -304 -704
WIRE -208 -688 -208 -736
WIRE -736 -624 -736 -640
WIRE -640 -624 -640 -640
WIRE -544 -624 -640 -624
WIRE 192 -624 -64 -624
WIRE -640 -608 -640 -624
WIRE 48 -608 48 -704
WIRE -32 -528 -64 -528
WIRE 48 -528 48 -544
WIRE 48 -528 -32 -528
WIRE -640 -512 -640 -528
WIRE -32 -512 -32 -528
WIRE -640 -432 -656 -432
WIRE -544 -432 -560 -432
WIRE -32 -432 -32 -448
WIRE -32 -432 -64 -432
WIRE 240 -432 240 -608
WIRE 240 -432 -32 -432
WIRE 304 -432 240 -432
WIRE 416 -432 384 -432
WIRE 432 -432 416 -432
WIRE 528 -432 512 -432
WIRE 608 -432 528 -432
WIRE 672 -432 608 -432
WIRE 784 -432 672 -432
WIRE 240 -416 240 -432
WIRE 784 -416 784 -432
WIRE 672 -400 672 -432
WIRE 192 -336 -64 -336
WIRE 416 -336 416 -432
WIRE 528 -336 528 -432
WIRE 672 -320 672 -336
WIRE 784 -320 784 -336
WIRE 240 -304 240 -320
WIRE 416 -240 416 -256
WIRE 416 -240 -64 -240
WIRE 416 -224 416 -240
WIRE 416 -144 416 -160
WIRE 416 -144 -64 -144
WIRE 528 -144 528 -256
WIRE 528 -144 416 -144
WIRE -48 -48 -64 -48
WIRE 176 -32 176 -736
WIRE 128 48 -64 48
WIRE 16 64 16 -704
WIRE -32 144 -64 144
WIRE 16 144 16 128
WIRE 16 144 -32 144
WIRE -32 160 -32 144
WIRE -32 240 -32 224
WIRE -32 240 -64 240
WIRE 176 240 176 64
WIRE 176 240 -32 240
WIRE 304 240 176 240
WIRE 416 240 384 240
WIRE 432 240 416 240
WIRE 528 240 512 240
WIRE 608 240 608 -432
WIRE 608 240 528 240
WIRE 176 256 176 240
WIRE -768 336 -784 336
WIRE -544 336 -704 336
WIRE 128 336 -64 336
WIRE 416 336 416 240
WIRE 528 336 528 240
WIRE 176 368 176 352
WIRE -624 432 -640 432
WIRE -544 432 -560 432
WIRE 416 432 416 416
WIRE 416 432 -64 432
WIRE 416 448 416 432
WIRE -544 528 -640 528
WIRE 416 528 416 512
WIRE 416 528 -64 528
WIRE 528 528 528 416
WIRE 528 528 416 528
WIRE -640 592 -640 528
WIRE -544 624 -560 624
WIRE -48 624 -64 624
WIRE -160 704 -160 688
WIRE -640 736 -640 672
WIRE -256 736 -256 688
WIRE -256 736 -640 736
WIRE 288 736 -256 736
WIRE 608 736 608 240
WIRE 608 736 368 736
WIRE -352 752 -352 688
WIRE -560 848 -576 848
WIRE -448 848 -448 688
WIRE -448 848 -480 848
WIRE -352 848 -352 832
WIRE -352 848 -448 848
WIRE -240 848 -352 848
WIRE 608 848 608 736
WIRE 608 848 -176 848
FLAG -736 -624 0
FLAG -304 -848 0
FLAG 240 -304 0
FLAG 784 -320 0
FLAG -736 -736 IN
FLAG 784 -432 OUT
FLAG 176 368 0
FLAG -656 -432 0
FLAG -48 -48 0
FLAG -48 624 0
FLAG -160 704 0
FLAG -560 624 0
FLAG -640 432 0
FLAG -784 336 0
FLAG -576 848 0
FLAG -640 -512 0
FLAG 672 -320 0
SYMBOL voltage -736 -736 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap -320 -832 R0
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL nmos 192 -704 R0
SYMATTR InstName Q1
SYMATTR Value RJK0305DPB
SYMBOL nmos 192 -416 R0
SYMATTR InstName Q2
SYMATTR Value RJK0301DPB
SYMBOL cap -48 -512 R0
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL schottky 32 -608 R0
SYMATTR InstName D1
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL ind 288 -416 R270
SYMATTR InstName L1
SYMATTR Value .22
SYMATTR SpiceLine Rser=4m
SYMBOL res 416 -416 R270
SYMATTR InstName R1
SYMATTR Value 1m
SYMBOL cap 400 -224 R0
SYMATTR InstName C3
SYMATTR Value 10p
SYMBOL res 400 -352 R0
SYMATTR InstName R2
SYMATTR Value 200
SYMBOL res 512 -352 R0
SYMATTR InstName R3
SYMATTR Value 200
SYMBOL nmos 128 -32 R0
SYMATTR InstName Q3
SYMATTR Value RJK0305DPB
SYMBOL nmos 128 256 R0
SYMATTR InstName Q4
SYMATTR Value RJK0301DPB
SYMBOL cap -48 160 R0
SYMATTR InstName C4
SYMATTR Value .1
SYMBOL schottky 0 64 R0
SYMATTR InstName D2
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL ind 288 256 R270
SYMATTR InstName L2
SYMATTR Value .22
SYMATTR SpiceLine Rser=4m
SYMBOL res 416 256 R270
SYMATTR InstName R4
SYMATTR Value 1m
SYMBOL cap 400 448 R0
SYMATTR InstName C5
SYMATTR Value 10p
SYMBOL res 400 320 R0
SYMATTR InstName R5
SYMATTR Value 200
SYMBOL res 512 320 R0
SYMATTR InstName R6
SYMATTR Value 200
SYMBOL res -544 -448 R90
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL res 384 720 R90
SYMATTR InstName R8
SYMATTR Value 100
SYMBOL res -656 576 R0
SYMATTR InstName R9
SYMATTR Value 49.9
SYMBOL cap -560 416 R90
SYMATTR InstName C6
SYMATTR Value .001
SYMBOL cap -704 320 R90
SYMATTR InstName C7
SYMATTR Value 330p
SYMATTR SpiceLine Rser=2.68K Cpar=47p
SYMBOL res -368 736 R0
SYMATTR InstName R10
SYMATTR Value 30.1K
SYMBOL res -464 832 R90
SYMATTR InstName R11
SYMATTR Value 20K
SYMBOL cap -176 832 R90
SYMATTR InstName C8
SYMATTR Value 100p
SYMBOL res -656 -736 R0
SYMATTR InstName R12
SYMATTR Value 80K
SYMBOL res -656 -624 R0
SYMATTR InstName R13
SYMATTR Value 40K
SYMBOL cap 656 -400 R0
SYMATTR Value2 x8
SYMATTR Value 100
SYMATTR InstName C9
SYMATTR SpiceLine Rser=5m
SYMBOL res 768 -432 R0
SYMATTR InstName Rload
SYMATTR Value 30m
SYMBOL LTC3856 -304 0 R0
SYMATTR InstName U1