* SPICE netlist
V1 IN 0 48
MQ1 IN N007 N012 N012 RJK0651DPB
D1 N001 N009 1N4148
C1 N001 0 4.7
C2 N009 N012 .1
L1 N012 N013 8 Rser=10m
R1 N013 OUT2 .01
C3 OUT2 0 330 V=10 Irms=4.1 Rser=0.01 Lser=0 mfg="KEMET" pn="T520X337M010ASE010" type="Tantalum"
R2 OUT2 N017 100K
R3 N017 0 10.5K
C5 N021 0 .001
D2 N001 N008 1N4148
C6 N008 N011 .1
L2 N011 N010 4.7 Rser=5.75m
R4 N010 OUT1 .008
C7 OUT1 0 470 V=6.3 Irms=4.1 Rser=0.01 Lser=0 mfg="KEMET" pn="T520X477M006ASE010" type="Tantalum"
R5 OUT1 N016 100K
R6 N016 0 31.6K
C8 N018 0 1000p Rser=34.8K Cpar=100p
C9 N020 0 .001
Rload2 OUT2 0 2.83
Rload1 OUT1 0 .66
XU1 N018 N016 N010 OUT1 N003 N022 0 N004 N005 OUT2 N013 N017 N019 N021 N007 N012 N009 N015 N001 OUT2 0 IN N014 N008 N011 N006 N002 N020 LTC3890-3 ;pnba Ith1)Vfb1)Sense1+)Sense1-)Freq)PLLIN/Mode)SGND)Run1)Run2)Sense2-)Sense2+)Vfb2)Ith2)Track/SS2)TG2)SW2)Boost2)BG2)INTVcc)EXTVcc)PGND)Vin)BG1)Boost1)SW1)TG1)Pgood1)Track/SS1
R7 N001 N002 100K
R8 N003 0 41.2K
MQ2 N012 N015 0 0 RJK0651DPB
MQ3 IN N006 N011 N011 RJK0651DPB
MQ4 N011 N014 0 0 RJK0651DPB
C4 N019 0 470p Rser=34.8K
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 2016 1184
WIRE -416 -592 -528 -592
WIRE -80 -592 -416 -592
WIRE 480 -592 -80 -592
WIRE -528 -576 -528 -592
WIRE -288 -576 -368 -576
WIRE -256 -576 -288 -576
WIRE 64 -576 -256 -576
WIRE 336 -576 64 -576
WIRE -368 -560 -368 -576
WIRE -256 -560 -256 -576
WIRE 784 -560 208 -560
WIRE -80 -544 -80 -592
WIRE 64 -544 64 -576
WIRE 208 -544 208 -560
WIRE -528 -480 -528 -496
WIRE -368 -480 -368 -496
WIRE -256 -464 -256 -480
WIRE -160 -464 -256 -464
WIRE 352 -464 288 -464
WIRE 448 -464 432 -464
WIRE -160 -368 -176 -368
WIRE 304 -368 288 -368
WIRE -416 -352 -416 -592
WIRE 480 -352 480 -592
WIRE -160 -272 -368 -272
WIRE 432 -272 288 -272
WIRE -288 -256 -288 -576
WIRE 336 -256 336 -576
WIRE -288 -176 -288 -192
WIRE -160 -176 -288 -176
WIRE 336 -176 336 -192
WIRE 336 -176 288 -176
WIRE -288 -160 -288 -176
WIRE 336 -160 336 -176
WIRE -848 -80 -992 -80
WIRE -768 -80 -848 -80
WIRE -720 -80 -768 -80
WIRE -704 -80 -720 -80
WIRE -608 -80 -624 -80
WIRE -544 -80 -608 -80
WIRE -416 -80 -416 -256
WIRE -416 -80 -464 -80
WIRE -288 -80 -288 -96
WIRE -288 -80 -416 -80
WIRE -160 -80 -288 -80
WIRE 336 -80 336 -96
WIRE 336 -80 288 -80
WIRE 480 -80 480 -256
WIRE 480 -80 336 -80
WIRE 528 -80 480 -80
WIRE 672 -80 608 -80
WIRE 688 -80 672 -80
WIRE 784 -80 784 -560
WIRE 784 -80 768 -80
WIRE 832 -80 784 -80
WIRE 912 -80 832 -80
WIRE 1008 -80 912 -80
WIRE -992 -64 -992 -80
WIRE -848 -64 -848 -80
WIRE -416 -64 -416 -80
WIRE 480 -64 480 -80
WIRE 912 -64 912 -80
WIRE 1008 -64 1008 -80
WIRE -160 16 -368 16
WIRE 432 16 288 16
WIRE -992 32 -992 16
WIRE -848 32 -848 0
WIRE 912 32 912 0
WIRE 1008 32 1008 16
WIRE -416 48 -416 32
WIRE 480 48 480 32
WIRE -608 112 -608 -80
WIRE -160 112 -608 112
WIRE 672 112 672 -80
WIRE 672 112 288 112
WIRE -768 208 -768 -80
WIRE -720 208 -720 -80
WIRE -160 208 -720 208
WIRE 784 208 784 -80
WIRE 784 208 288 208
WIRE 832 208 832 -80
WIRE -768 304 -768 288
WIRE -160 304 -768 304
WIRE 832 304 832 288
WIRE 832 304 288 304
WIRE -768 320 -768 304
WIRE 832 320 832 304
WIRE -352 400 -368 400
WIRE -160 400 -288 400
WIRE 352 400 288 400
WIRE 432 400 416 400
WIRE -768 416 -768 400
WIRE 832 416 832 400
WIRE -160 496 -240 496
WIRE 352 496 288 496
WIRE -240 512 -240 496
WIRE 352 512 352 496
WIRE -80 576 -80 560
WIRE 64 576 64 560
WIRE 208 576 208 560
WIRE -240 592 -240 576
WIRE 352 592 352 576
FLAG -528 -480 0
FLAG -80 576 0
FLAG 208 576 0
FLAG 480 48 0
FLAG -368 -480 0
FLAG 912 32 0
FLAG 832 416 0
FLAG 1008 32 0
FLAG 432 400 0
FLAG 352 592 0
FLAG -416 48 0
FLAG -848 32 0
FLAG -768 416 0
FLAG -992 32 0
FLAG -368 400 0
FLAG -240 592 0
FLAG -528 -592 IN
FLAG 1008 -80 OUT2
FLAG -992 -80 OUT1
FLAG 448 -464 0
SYMBOL voltage -528 -592 R0
SYMATTR InstName V1
SYMATTR Value 48
SYMBOL nmos 432 -352 R0
SYMATTR InstName Q1
SYMATTR Value RJK0651DPB
SYMBOL diode 320 -256 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL cap -384 -560 R0
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL cap 320 -160 R0
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL ind 512 -64 R270
SYMATTR InstName L1
SYMATTR Value 8
SYMATTR SpiceLine Rser=10m
SYMBOL res 672 -64 R270
SYMATTR InstName R1
SYMATTR Value .01
SYMBOL polcap 896 -64 R0
SYMATTR Value 330
SYMATTR InstName C3
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=10 Irms=4.1 Rser=0.01 Lser=0 mfg="KEMET" pn="T520X337M010ASE010" type="Tantalum"
SYMBOL res 816 192 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res 816 304 R0
SYMATTR InstName R3
SYMATTR Value 10.5K
SYMBOL cap 336 512 R0
SYMATTR InstName C5
SYMATTR Value .001
SYMBOL diode -304 -256 R0
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL cap -304 -160 R0
SYMATTR InstName C6
SYMATTR Value .1
SYMBOL ind -448 -64 M270
SYMATTR InstName L2
SYMATTR Value 4.7
SYMATTR SpiceLine Rser=5.75m
SYMBOL res -608 -64 M270
SYMATTR InstName R4
SYMATTR Value .008
SYMBOL polcap -864 -64 R0
SYMATTR Value 470
SYMATTR InstName C7
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=6.3 Irms=4.1 Rser=0.01 Lser=0 mfg="KEMET" pn="T520X477M006ASE010" type="Tantalum"
SYMBOL res -784 192 R0
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL res -784 304 R0
SYMATTR InstName R6
SYMATTR Value 31.6K
SYMBOL cap -288 416 M270
SYMATTR InstName C8
SYMATTR Value 1000p
SYMATTR SpiceLine Rser=34.8K Cpar=100p
SYMBOL cap -256 512 R0
SYMATTR InstName C9
SYMATTR Value .001
SYMBOL res 992 -80 R0
SYMATTR InstName Rload2
SYMATTR Value 2.83
SYMBOL res -1008 -80 R0
SYMATTR InstName Rload1
SYMATTR Value .66
SYMBOL PowerProducts\\LTC3890-3 64 16 R0
SYMATTR InstName U1
SYMBOL res -272 -576 R0
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL res 336 -448 R270
SYMATTR InstName R8
SYMATTR Value 41.2K
SYMBOL nmos 432 -64 R0
SYMATTR InstName Q2
SYMATTR Value RJK0651DPB
SYMBOL nmos -368 -352 M0
SYMATTR InstName Q3
SYMATTR Value RJK0651DPB
SYMBOL nmos -368 -64 M0
SYMATTR InstName Q4
SYMATTR Value RJK0651DPB
SYMBOL cap 352 416 R270
SYMATTR InstName C4
SYMATTR Value 470p
SYMATTR SpiceLine Rser=34.8K