* SPICE netlist
XU1 N016 N014 N012 0 N013 N015 N017 N011 OUT2 OUT2 0 N023 NC_01 NC_02 NC_03 NC_04 NC_05 MP_06 N007 N003 N005 0 N009 NC_07 N001 IN N008 0 N004 N002 N006 NC_08 NC_09 NC_10 N022 N020 N019 NC_11 N010 OUT1 LTC3855 ;pnba TK/SS1)Ith1)FB1)SGND)FB2)Ith2)TK/SS2)Sense2+)Sense2-)Diffp)Diffn)Diffout)Run2)Ilim1)Ilim2)Pgood1)Pgood2))SW2)TG2)Boost2)PGND2)BG2)ExtVcc)IntVcc)Vin)BG1)PGND1)Boost1)TG1)SW1)Clkout)PhaseMD)Mode/PLLIN)Freq)Itemp2)Itemp1)Run1)Sense1+)Sense1-
MQ1 IN N003 N007 N007 RJK0305DPB
MQ2 N007 N009 0 0 RJK0301DPB
L1 N007 OUT2 .68 Rser=2.3m Rpar=5K
C1 0 N001 4.7
C2 N005 N007 .1
D1 N001 N005 CMDSH2-3
C3 OUT2 0 760 Rser=2m
R1 N007 N011 3.01K
C5 N015 0 1000p Rser=15K Cpar=100p
C6 N017 0 .001
R3 N020 N021 20K
R4 N021 0 100K
R5 N021 0 49.9K
R6 N022 0 86.6K
MQ3 IN N002 N006 N006 RJK0305DPB
MQ4 N006 N008 0 0 RJK0301DPB
L2 N006 OUT1 .68 Rser=2.3m Rpar=5K
C7 N004 N006 .1
D2 N001 N004 CMDSH2-3
C8 OUT1 0 760 Rser=2m
C9 N010 OUT1 .1 Rpar=24.9K
R7 N006 N010 3.01K
C10 N014 0 1000p Rser=20K Cpar=100p
C11 N016 0 .001
R9 N019 N018 20K
R10 N018 0 100K
R11 N018 0 49.9K
R12 N013 N023 40.2K
R13 0 N013 20K
R14 N012 0 20K
R15 OUT1 N012 63.4K
V1 IN 0 12
Rload1 OUT1 0 .166
Rload2 OUT2 0 .12
C4 N011 OUT2 .1 Rpar=24.9K
.tran 750u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 2144 1344
WIRE 128 -656 128 -672
WIRE -672 -576 -784 -576
WIRE 32 -576 -672 -576
WIRE 752 -576 32 -576
WIRE -784 -560 -784 -576
WIRE 128 -560 128 -592
WIRE 128 -560 -480 -560
WIRE 624 -560 128 -560
WIRE -672 -544 -672 -576
WIRE 752 -544 752 -576
WIRE 32 -528 32 -576
WIRE 128 -528 128 -560
WIRE -784 -464 -784 -480
WIRE -336 -464 -624 -464
WIRE 704 -464 576 -464
WIRE -480 -448 -480 -560
WIRE 624 -448 624 -560
WIRE -480 -368 -480 -384
WIRE -336 -368 -480 -368
WIRE 624 -368 624 -384
WIRE 624 -368 576 -368
WIRE -480 -352 -480 -368
WIRE 624 -352 624 -368
WIRE -944 -272 -1056 -272
WIRE -848 -272 -944 -272
WIRE -832 -272 -848 -272
WIRE -736 -272 -752 -272
WIRE -672 -272 -672 -448
WIRE -672 -272 -736 -272
WIRE -480 -272 -480 -288
WIRE -480 -272 -672 -272
WIRE -336 -272 -480 -272
WIRE 624 -272 624 -288
WIRE 624 -272 576 -272
WIRE 752 -272 752 -448
WIRE 752 -272 624 -272
WIRE 784 -272 752 -272
WIRE 816 -272 784 -272
WIRE 944 -272 896 -272
WIRE 976 -272 944 -272
WIRE 1072 -272 976 -272
WIRE -1056 -256 -1056 -272
WIRE -672 -256 -672 -272
WIRE 752 -256 752 -272
WIRE 976 -256 976 -272
WIRE 1072 -256 1072 -272
WIRE -944 -240 -944 -272
WIRE -336 -176 -624 -176
WIRE 704 -176 576 -176
WIRE -1056 -160 -1056 -176
WIRE -944 -160 -944 -176
WIRE 976 -160 976 -192
WIRE 1072 -160 1072 -176
WIRE -672 -144 -672 -160
WIRE 752 -144 752 -160
WIRE -736 -80 -736 -272
WIRE -704 -80 -736 -80
WIRE -576 -80 -624 -80
WIRE -336 -80 -576 -80
WIRE 624 -80 576 -80
WIRE 688 -80 624 -80
WIRE 784 -80 784 -272
WIRE 784 -80 768 -80
WIRE -576 -64 -576 -80
WIRE 624 -64 624 -80
WIRE -848 16 -848 -272
WIRE -576 16 -576 0
WIRE -576 16 -848 16
WIRE -336 16 -576 16
WIRE 624 16 624 0
WIRE 624 16 576 16
WIRE 944 16 944 -272
WIRE 944 16 624 16
WIRE -848 32 -848 16
WIRE -336 112 -848 112
WIRE 848 112 576 112
WIRE 960 112 848 112
WIRE 1056 112 1040 112
WIRE -848 128 -848 112
WIRE -528 208 -544 208
WIRE -336 208 -464 208
WIRE 624 208 576 208
WIRE 704 208 688 208
WIRE -848 224 -848 208
WIRE 848 272 848 112
WIRE -480 304 -512 304
WIRE -336 304 -416 304
WIRE 624 304 576 304
WIRE 720 304 688 304
WIRE -544 400 -560 400
WIRE -448 400 -464 400
WIRE -432 400 -448 400
WIRE -336 400 -352 400
WIRE 608 400 576 400
WIRE 704 400 688 400
WIRE 720 400 704 400
WIRE 816 400 800 400
WIRE -544 496 -560 496
WIRE -448 496 -448 400
WIRE -448 496 -464 496
WIRE 704 496 704 400
WIRE 720 496 704 496
WIRE 816 496 800 496
WIRE -208 576 -208 560
WIRE -112 576 -112 560
WIRE 80 576 80 560
WIRE 176 576 176 560
WIRE 464 576 464 560
WIRE 368 608 368 560
WIRE 848 608 848 352
WIRE 848 608 368 608
WIRE 272 624 272 560
WIRE 944 624 944 16
WIRE 944 624 272 624
WIRE -112 672 -112 656
FLAG 752 -144 0
FLAG 128 -672 0
FLAG 976 -160 0
FLAG 1072 -160 0
FLAG 704 208 0
FLAG 720 304 0
FLAG 816 400 0
FLAG 816 496 0
FLAG 464 576 0
FLAG -208 576 0
FLAG 80 576 0
FLAG -112 672 0
FLAG 176 576 0
FLAG -672 -144 0
FLAG -944 -160 0
FLAG -1056 -160 0
FLAG -544 208 0
FLAG -512 304 0
FLAG -560 400 0
FLAG -560 496 0
FLAG 1056 112 0
FLAG -848 224 0
FLAG -784 -576 IN
FLAG -1056 -272 OUT1
FLAG 1072 -272 OUT2
FLAG -784 -464 0
SYMBOL PowerProducts\\LTC3855 128 16 R0
SYMATTR InstName U1
SYMBOL nmos 704 -544 R0
SYMATTR InstName Q1
SYMATTR Value RJK0305DPB
SYMBOL nmos 704 -256 R0
SYMATTR InstName Q2
SYMATTR Value RJK0301DPB
SYMBOL ind 800 -256 R270
SYMATTR InstName L1
SYMATTR Value .68
SYMATTR SpiceLine Rser=2.3m Rpar=5K
SYMBOL cap 112 -656 R0
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL cap 608 -352 R0
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL schottky 608 -448 R0
SYMATTR InstName D1
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 960 -256 R0
SYMATTR InstName C3
SYMATTR Value 760
SYMATTR SpiceLine Rser=2m
SYMBOL res 784 -96 R90
SYMATTR InstName R1
SYMATTR Value 3.01K
SYMBOL cap 624 224 R270
SYMATTR InstName C5
SYMATTR Value 1000p
SYMATTR SpiceLine Rser=15K Cpar=100p
SYMBOL cap 624 320 R270
SYMATTR InstName C6
SYMATTR Value .001
SYMBOL res 592 416 R270
SYMATTR InstName R3
SYMATTR Value 20K
SYMBOL res 704 416 R270
SYMATTR InstName R4
SYMATTR Value 100K
SYMBOL res 704 512 R270
SYMATTR InstName R5
SYMATTR Value 49.9K
SYMBOL res -128 560 R0
SYMATTR InstName R6
SYMATTR Value 86.6K
SYMBOL nmos -624 -544 M0
SYMATTR InstName Q3
SYMATTR Value RJK0305DPB
SYMBOL nmos -624 -256 M0
SYMATTR InstName Q4
SYMATTR Value RJK0301DPB
SYMBOL ind -736 -256 M270
SYMATTR InstName L2
SYMATTR Value .68
SYMATTR SpiceLine Rser=2.3m Rpar=5K
SYMBOL cap -496 -352 R0
SYMATTR InstName C7
SYMATTR Value .1
SYMBOL schottky -496 -448 R0
SYMATTR InstName D2
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -960 -240 R0
SYMATTR InstName C8
SYMATTR Value 760
SYMATTR SpiceLine Rser=2m
SYMBOL cap -592 -64 R0
SYMATTR Value .1
SYMATTR SpiceLine Rpar=24.9K
SYMATTR InstName C9
SYMBOL res -720 -96 M90
SYMATTR InstName R7
SYMATTR Value 3.01K
SYMBOL cap -464 224 M270
SYMATTR InstName C10
SYMATTR Value 1000p
SYMATTR SpiceLine Rser=20K Cpar=100p
SYMBOL cap -416 320 M270
SYMATTR InstName C11
SYMATTR Value .001
SYMBOL res -336 416 M270
SYMATTR InstName R9
SYMATTR Value 20K
SYMBOL res -448 416 M270
SYMATTR InstName R10
SYMATTR Value 100K
SYMBOL res -448 512 M270
SYMATTR InstName R11
SYMATTR Value 49.9K
SYMBOL res 832 256 R0
SYMATTR InstName R12
SYMATTR Value 40.2K
SYMBOL res 1056 96 R90
SYMATTR InstName R13
SYMATTR Value 20K
SYMBOL res -864 112 R0
SYMATTR InstName R14
SYMATTR Value 20K
SYMBOL res -864 16 R0
SYMATTR InstName R15
SYMATTR Value 63.4K
SYMBOL voltage -784 -576 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL res -1072 -272 R0
SYMATTR InstName Rload1
SYMATTR Value .166
SYMBOL res 1056 -272 R0
SYMATTR InstName Rload2
SYMATTR Value .12
SYMBOL cap 608 -64 R0
SYMATTR Value .1
SYMATTR SpiceLine Rpar=24.9K
SYMATTR InstName C4