* SPICE netlist
XU1 N001 N020 N021 N023 0 OUT N021 N001 N022 N002 NC_01 NC_02 0 NC_03 NC_04 N016 N005 N001 N019 OUT OUT N018 N011 N004 N015 NC_05 N006 N003 0 MP_06 IN N022 LTC3860 ;pnba Vcc)FB1)Comp1)Vsnsout)Vsnsn)Vsnsp)Comp2)FB2)TK/SS2)Freq)CLKin)Clkout)PhaseMD)Pgood2)PWMEN2)PWM2)Run2)Ilim2)Sense2+)Sense2-)Sense1-)Sense1+)Ilim1)Run1)PWM1)PWMEN1)Pgood1)Iavg)SGND))Vinsns)TK/SS1
V1 IN 0 12
V2 N001 0 5
C1 0 N003 100p
R1 0 N002 43.5K
R2 N001 N006 100K
XU2 MP_07 MP_08 N013 N010 N017 0 N016 N001 N001 N009 LTC4449 ;pnba ))TG)TS)BG)GND)IN)Vlogic)Vcc)Boost
MQ1 IN N013 N010 N010 RJK0305DPB
MQ2 N010 N017 0 0 RJK0301DPB
L1 N010 OUT .3 Rser=.5m Rpar=5K
R3 N010 N019 2.74K
C2 N019 OUT .22
XU3 MP_09 MP_10 N012 N007 N014 0 N015 N001 N001 N008 LTC4449 ;pnba ))TG)TS)BG)GND)IN)Vlogic)Vcc)Boost
MQ3 IN N012 N007 N007 RJK0305DPB
MQ4 N007 N014 0 0 RJK0301DPB
L2 N007 OUT .3 Rser=.5m Rpar=5K
R4 N007 N018 2.74K
C3 N018 OUT .22
R5 0 N011 49.9K
C4 OUT 0 330 X6 Rser=10m
C5 OUT 0 47 X6 Rser=3m
R6 N020 N023 20K
R7 0 N020 20K
C6 N021 N020 220p Rser=12.7K Cpar=33p
D1 N001 N008 1N5818
C7 N008 N007 .22
D2 N001 N009 1N5818
C8 N009 N010 .22
C9 N022 0 .005
C10 N020 N023 1500p Rser=1.33K
Rload OUT 0 24m
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 2416 1328
WIRE -264 -648 -264 -664
WIRE 24 -648 24 -664
WIRE -888 -552 -1000 -552
WIRE -168 -552 -888 -552
WIRE 664 -552 -168 -552
WIRE -1000 -536 -1000 -552
WIRE -72 -536 -520 -536
WIRE 248 -536 -72 -536
WIRE 472 -536 248 -536
WIRE -264 -520 -264 -568
WIRE -168 -520 -168 -552
WIRE -72 -520 -72 -536
WIRE 24 -520 24 -584
WIRE 120 -520 120 -664
WIRE 472 -504 472 -536
WIRE -360 -456 -376 -456
WIRE 232 -456 216 -456
WIRE -1000 -440 -1000 -456
WIRE 472 -392 472 -424
WIRE -520 -360 -520 -536
WIRE -456 -360 -520 -360
WIRE -360 -360 -376 -360
WIRE -792 -344 -1064 -344
WIRE -680 -344 -728 -344
WIRE -616 -344 -680 -344
WIRE -520 -344 -520 -360
WIRE -520 -344 -552 -344
WIRE 248 -344 248 -536
WIRE 328 -344 248 -344
WIRE 456 -344 392 -344
WIRE 504 -344 456 -344
WIRE 840 -344 568 -344
WIRE -888 -312 -888 -552
WIRE 664 -312 664 -552
WIRE -680 -296 -680 -344
WIRE 456 -296 456 -344
WIRE -456 -264 -472 -264
WIRE -360 -264 -376 -264
WIRE 248 -264 248 -344
WIRE 248 -264 216 -264
WIRE -808 -232 -840 -232
WIRE -520 -232 -520 -344
WIRE -520 -232 -552 -232
WIRE 248 -232 248 -264
WIRE 328 -232 248 -232
WIRE 616 -232 584 -232
WIRE -1176 -152 -1208 -152
WIRE -1064 -152 -1064 -344
WIRE -1064 -152 -1096 -152
WIRE -888 -152 -888 -216
WIRE -888 -152 -1064 -152
WIRE -808 -152 -888 -152
WIRE -520 -152 -520 -232
WIRE -520 -152 -552 -152
WIRE 248 -152 248 -232
WIRE 328 -152 248 -152
WIRE 664 -152 664 -216
WIRE 664 -152 584 -152
WIRE 840 -152 840 -344
WIRE 840 -152 664 -152
WIRE 872 -152 840 -152
WIRE 968 -152 952 -152
WIRE 1016 -152 968 -152
WIRE 1112 -152 1016 -152
WIRE 1208 -152 1112 -152
WIRE 1208 -136 1208 -152
WIRE 1016 -120 1016 -152
WIRE 1112 -120 1112 -152
WIRE -808 -72 -840 -72
WIRE -360 -72 -552 -72
WIRE 328 -72 216 -72
WIRE 616 -72 584 -72
WIRE 1016 -40 1016 -56
WIRE 1112 -40 1112 -56
WIRE 1208 -40 1208 -56
WIRE -888 -24 -888 -56
WIRE 664 -24 664 -56
WIRE -680 8 -680 -8
WIRE 456 8 456 -8
WIRE -1064 24 -1064 -152
WIRE -1000 24 -1064 24
WIRE -520 24 -920 24
WIRE -360 24 -520 24
WIRE 296 24 216 24
WIRE 696 24 296 24
WIRE 840 24 840 -152
WIRE 840 24 776 24
WIRE -520 40 -520 24
WIRE 296 40 296 24
WIRE -1208 120 -1208 -152
WIRE -520 120 -520 104
WIRE -520 120 -1208 120
WIRE -360 120 -520 120
WIRE 296 120 296 104
WIRE 296 120 216 120
WIRE 968 120 968 -152
WIRE 968 120 296 120
WIRE -360 216 -552 216
WIRE 248 216 248 -152
WIRE 248 216 216 216
WIRE -552 312 -552 216
WIRE -504 312 -552 312
WIRE -392 312 -440 312
WIRE -360 312 -392 312
WIRE 248 312 216 312
WIRE -632 392 -632 360
WIRE -360 408 -376 408
WIRE 232 408 216 408
WIRE 264 408 232 408
WIRE 344 408 328 408
WIRE -632 504 -632 472
WIRE -552 504 -552 312
WIRE -552 504 -632 504
WIRE -632 536 -632 504
WIRE -552 536 -552 504
WIRE -248 584 -248 568
WIRE -136 584 -136 568
WIRE -376 616 -376 408
WIRE 232 616 232 408
WIRE 232 616 -376 616
WIRE -392 632 -392 312
WIRE 248 632 248 312
WIRE 248 632 -392 632
WIRE -632 648 -632 616
WIRE -552 648 -552 600
WIRE -552 648 -632 648
WIRE 104 648 104 568
WIRE 104 648 -552 648
WIRE -1208 664 -1208 120
WIRE -8 664 -8 568
WIRE -8 664 -1208 664
WIRE 968 664 968 120
WIRE 968 664 -8 664
FLAG -248 584 0
FLAG -1000 -440 0
FLAG 472 -392 0
FLAG 24 -664 0
FLAG 120 -664 0
FLAG -264 -664 0
FLAG 456 8 0
FLAG 664 -24 0
FLAG -680 8 0
FLAG -888 -24 0
FLAG -472 -264 0
FLAG 1016 -40 0
FLAG 1112 -40 0
FLAG 1208 -40 0
FLAG 1208 -152 OUT
FLAG -1000 -552 IN
FLAG -136 584 0
FLAG -632 360 0
FLAG 344 408 0
SYMBOL PowerProducts\\LTC3860 -72 24 R0
SYMATTR InstName U1
SYMBOL voltage -1000 -552 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL voltage 472 -520 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL cap 8 -648 R0
SYMATTR InstName C1
SYMATTR Value 100p
SYMBOL res -280 -664 R0
SYMATTR InstName R1
SYMATTR Value 43.5K
SYMBOL res -472 -344 R270
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL PowerProducts\\LTC4449 456 -152 R0
SYMATTR InstName U2
SYMBOL nmos 616 -312 R0
SYMATTR InstName Q1
SYMATTR Value RJK0305DPB
SYMBOL nmos 616 -152 R0
SYMATTR InstName Q2
SYMATTR Value RJK0301DPB
SYMBOL ind 856 -136 R270
SYMATTR InstName L1
SYMATTR Value .3
SYMATTR SpiceLine Rser=.5m Rpar=5K
SYMBOL res 792 8 R90
SYMATTR InstName R3
SYMATTR Value 2.74K
SYMBOL cap 280 40 R0
SYMATTR InstName C2
SYMATTR Value .22
SYMBOL PowerProducts\\LTC4449 -680 -152 M0
SYMATTR InstName U3
SYMBOL nmos -840 -312 M0
SYMATTR InstName Q3
SYMATTR Value RJK0305DPB
SYMBOL nmos -840 -152 M0
SYMATTR InstName Q4
SYMATTR Value RJK0301DPB
SYMBOL ind -1080 -136 M270
SYMATTR InstName L2
SYMATTR Value .3
SYMATTR SpiceLine Rser=.5m Rpar=5K
SYMBOL res -1016 8 M90
SYMATTR InstName R4
SYMATTR Value 2.74K
SYMBOL cap -536 40 R0
SYMATTR InstName C3
SYMATTR Value .22
SYMBOL res -472 -248 R270
SYMATTR InstName R5
SYMATTR Value 49.9K
SYMBOL cap 1000 -120 R0
SYMATTR Value2 X6
SYMATTR Value 330
SYMATTR InstName C4
SYMATTR SpiceLine Rser=10m
SYMBOL cap 1096 -120 R0
SYMATTR Value2 X6
SYMATTR Value 47
SYMATTR InstName C5
SYMATTR SpiceLine Rser=3m
SYMBOL res -648 520 R0
SYMATTR InstName R6
SYMATTR Value 20K
SYMBOL res -648 376 R0
SYMATTR InstName R7
SYMATTR Value 20K
SYMBOL cap -440 296 R90
SYMATTR InstName C6
SYMATTR Value 220p
SYMATTR SpiceLine Cpar=33p
SYMATTR Value2 Rser=12.7K
SYMBOL schottky -552 -360 R90
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -728 -360 R90
SYMATTR InstName C7
SYMATTR Value .22
SYMBOL schottky 328 -360 M90
SYMATTR InstName D2
SYMATTR Value 1N5818
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 504 -360 M90
SYMATTR InstName C8
SYMATTR Value .22
SYMBOL cap 264 424 R270
SYMATTR InstName C9
SYMATTR Value .005
SYMBOL cap -568 536 R0
SYMATTR SpiceLine Rser=1.33K
SYMATTR Value 1500p
SYMATTR InstName C10
SYMBOL res 1192 -152 R0
SYMATTR InstName Rload
SYMATTR Value 24m