* SPICE netlist
V1 IN 0 30
C1 0 N001 1
MQ1 IN N002 N004 N004 RJK0305DPB
MQ2 N004 N008 0 0 RJK0301DPB
L1 N007 OUT0 6.82 Rser=4.13m
C2 N005 N004 0.1
D1 N001 N005 CMDSH2-3
C3 N011 OUT0 0.22
R1 N007 N011 7.5K
C5 OUT1 0 530 Rser=5m
R2 OUT1 0 0.33
MQ3 IN N003 N007 N007 RJK0305DPB
MQ4 N007 N009 0 0 RJK0301DPB
L2 N004 OUT1 3.1 Rser=2m
C7 N006 N007 0.1
D2 N001 N006 CMDSH2-3
C8 N010 OUT1 0.22
R11 N004 N010 6.81K
C9 OUT0 0 530 Rser=5m
R12 OUT0 0 2
R14 N016 N020 10K
R15 N019 N020 4.99K
R16 N021 N018 24.9K
R17 0 N021 11.3K
R18 N020 N017 10K
C14 N018 0 1
C15 N020 0 1
C4 N013 0 220p
C6 N015 0 2.2n
C10 N012 0 220p
C11 N014 0 4.7n
XU1 OUT0 0 N010 OUT1 N015 N011 OUT0 N019 NC_01 N013 N012 MP_02 MP_03 N017 N016 MP_04 N021 NC_05 NC_06 MP_07 MP_08 N018 MP_09 MP_10 N020 N014 OUT1 MP_11 N004 N002 N005 N008 N001 0 IN N009 N006 N003 N007 MP_12 0 LTC3886-1 VIN_ON=5.5 VIN_OFF=5 Vout_0=12 Vout_1=5 Ilim0_range=0 Ilim1_range=0 OC_limit0=1 OC_limit1=1 Mode_ll=2 Fault_response=0 Retry_delay=.1m gm0=3m gm1=3m Rth0=5K Rth1=5K MFR_Voff0_Thres=100m MFR_Voff1_Thres=100m Freq=500k PHs_0=0 PHs_1=180 Ton0_delay=.3m Ton0_rise=.5m Ton1_delay=.3m Ton1_rise=.5m Toff0_delay=.2m Toff0_fall=.3m Toff1_delay=.2m Toff1_fall=.3m Vout0_range=0 Vout1_range=1 ;pnba Vsense0+)Vsense0-)Isense1+)Isense1-)IthR0)Isense0+)Isense0-)SYNC)PHAS_CFG)Ith0)Ith1)))Run0)Run1))Freq_cfg)Vout0_cfg)Vout1_cfg)))VDD25)))VDD33)IthR1)Vsense1))SW1)TG1)Boost1)BG1)IntVcc)PGND)Vin)BG0)Boost0)TG0)SW0))SGND
.tran 2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1664 1616
WIRE -32 -792 -32 -808
WIRE -32 -712 -32 -728
WIRE -32 -712 -336 -712
WIRE 256 -712 -32 -712
WIRE -432 -696 -672 -696
WIRE -128 -696 -432 -696
WIRE 432 -696 -128 -696
WIRE -672 -680 -672 -696
WIRE -336 -680 -336 -712
WIRE 256 -680 256 -712
WIRE -432 -664 -432 -696
WIRE 432 -664 432 -696
WIRE -128 -648 -128 -696
WIRE -32 -648 -32 -712
WIRE 64 -648 64 -664
WIRE 160 -648 160 -664
WIRE -672 -584 -672 -600
WIRE -192 -584 -384 -584
WIRE 384 -584 224 -584
WIRE -432 -488 -432 -568
WIRE -416 -488 -432 -488
WIRE -336 -488 -336 -616
WIRE -336 -488 -352 -488
WIRE -192 -488 -336 -488
WIRE 256 -488 256 -616
WIRE 256 -488 224 -488
WIRE 272 -488 256 -488
WIRE 432 -488 432 -568
WIRE 432 -488 336 -488
WIRE -720 -392 -816 -392
WIRE -624 -392 -720 -392
WIRE -608 -392 -624 -392
WIRE -496 -392 -528 -392
WIRE -432 -392 -432 -488
WIRE -432 -392 -496 -392
WIRE -192 -392 -432 -392
WIRE 432 -392 432 -488
WIRE 432 -392 224 -392
WIRE 512 -392 432 -392
WIRE 544 -392 512 -392
WIRE 640 -392 624 -392
WIRE 688 -392 640 -392
WIRE 832 -392 688 -392
WIRE -816 -376 -816 -392
WIRE -720 -376 -720 -392
WIRE -432 -376 -432 -392
WIRE 432 -376 432 -392
WIRE 688 -376 688 -392
WIRE 832 -376 832 -392
WIRE -192 -296 -384 -296
WIRE 384 -296 224 -296
WIRE -816 -280 -816 -296
WIRE -720 -280 -720 -312
WIRE 688 -280 688 -312
WIRE 832 -280 832 -296
WIRE -432 -264 -432 -280
WIRE 432 -264 432 -280
WIRE -496 -200 -496 -392
WIRE -448 -200 -496 -200
WIRE -304 -200 -368 -200
WIRE -192 -200 -304 -200
WIRE 272 -200 224 -200
WIRE 368 -200 272 -200
WIRE 512 -200 512 -392
WIRE 512 -200 448 -200
WIRE -304 -184 -304 -200
WIRE 272 -184 272 -200
WIRE -624 -104 -624 -392
WIRE -304 -104 -304 -120
WIRE -304 -104 -624 -104
WIRE -192 -104 -304 -104
WIRE 272 -104 272 -120
WIRE 272 -104 224 -104
WIRE 640 -104 640 -392
WIRE 640 -104 272 -104
WIRE -624 -8 -624 -104
WIRE -192 -8 -624 -8
WIRE 640 -8 640 -104
WIRE 640 -8 224 -8
WIRE 256 88 224 88
WIRE -288 184 -304 184
WIRE -192 184 -224 184
WIRE 256 184 224 184
WIRE 336 184 320 184
WIRE -288 280 -304 280
WIRE -192 280 -224 280
WIRE 256 280 224 280
WIRE 336 280 320 280
WIRE -192 472 -320 472
WIRE 288 472 224 472
WIRE -320 536 -320 472
WIRE -128 552 -128 536
WIRE 448 552 -128 552
WIRE -128 568 -128 552
WIRE 64 568 64 536
WIRE 288 568 288 472
WIRE 448 584 448 552
WIRE -128 648 -128 632
WIRE -320 680 -320 616
WIRE -32 680 -32 536
WIRE -32 680 -320 680
WIRE 64 680 64 648
WIRE 64 680 -32 680
WIRE 288 680 288 648
WIRE 288 680 64 680
WIRE 160 696 160 536
WIRE 448 696 448 664
WIRE 448 696 160 696
WIRE -32 712 -32 680
WIRE 448 712 448 696
WIRE -32 792 -32 776
WIRE 448 808 448 792
FLAG 64 -664 0
FLAG 160 -664 0
FLAG -32 -808 0
FLAG -432 -264 0
FLAG -720 -280 0
FLAG -816 -280 0
FLAG -816 -392 OUT1
FLAG -672 -696 IN
FLAG -672 -584 0
FLAG 432 -264 0
FLAG 688 -280 0
FLAG 832 -280 0
FLAG 832 -392 OUT0
FLAG 448 808 0
FLAG 256 88 0
FLAG -128 648 0
FLAG -32 792 0
FLAG 336 184 0
FLAG 336 280 0
FLAG -304 184 0
FLAG -304 280 0
SYMBOL voltage -672 -696 R0
SYMATTR InstName V1
SYMATTR Value 30
SYMBOL cap -48 -792 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL nmos -384 -664 M0
SYMATTR InstName Q1
SYMATTR Value RJK0305DPB
SYMBOL nmos -384 -376 M0
SYMATTR InstName Q2
SYMATTR Value RJK0301DPB
SYMBOL ind 528 -376 R270
SYMATTR InstName L1
SYMATTR Value 6.82
SYMATTR SpiceLine Rser=4.13m
SYMBOL cap -352 -504 R90
SYMATTR InstName C2
SYMATTR Value 0.1
SYMBOL schottky -352 -680 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 256 -184 R0
SYMATTR InstName C3
SYMATTR Value 0.22
SYMBOL res 464 -216 R90
SYMATTR InstName R1
SYMATTR Value 7.5K
SYMBOL cap -736 -376 R0
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMATTR InstName C5
SYMBOL res -832 -392 R0
SYMATTR InstName R2
SYMATTR Value 0.33
SYMBOL nmos 384 -664 R0
SYMATTR InstName Q3
SYMATTR Value RJK0305DPB
SYMBOL nmos 384 -376 R0
SYMATTR InstName Q4
SYMATTR Value RJK0301DPB
SYMBOL ind -512 -376 M270
SYMATTR InstName L2
SYMATTR Value 3.1
SYMATTR SpiceLine Rser=2m
SYMBOL cap 272 -504 M90
SYMATTR InstName C7
SYMATTR Value 0.1
SYMBOL schottky 240 -680 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -320 -184 R0
SYMATTR InstName C8
SYMATTR Value 0.22
SYMBOL res -464 -184 R270
SYMATTR InstName R11
SYMATTR Value 6.81K
SYMBOL cap 672 -376 R0
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMATTR InstName C9
SYMBOL res 816 -392 R0
SYMATTR InstName R12
SYMATTR Value 2
SYMBOL res -336 520 R0
SYMATTR InstName R14
SYMATTR Value 10K
SYMBOL res 48 552 R0
SYMATTR InstName R15
SYMATTR Value 4.99K
SYMBOL res 464 680 R180
SYMATTR InstName R16
SYMATTR Value 24.9K
SYMBOL res 464 808 R180
SYMATTR InstName R17
SYMATTR Value 11.3K
SYMBOL res 304 664 R180
SYMATTR InstName R18
SYMATTR Value 10K
SYMBOL cap -144 568 R0
SYMATTR InstName C14
SYMATTR Value 1
SYMBOL cap -48 712 R0
SYMATTR InstName C15
SYMATTR Value 1
SYMBOL cap 256 168 M90
SYMATTR InstName C4
SYMATTR Value 220p
SYMBOL cap 256 264 M90
SYMATTR InstName C6
SYMATTR Value 2.2n
SYMBOL cap -224 168 R90
SYMATTR InstName C10
SYMATTR Value 220p
SYMBOL cap -224 264 R90
SYMATTR InstName C11
SYMATTR Value 4.7n
SYMBOL LTC3886-1 16 -56 R0
SYMATTR SpiceLine2 Freq=500k PHs_0=0 PHs_1=180 Ton0_delay=.3m Ton0_rise=.5m Ton1_delay=.3m Ton1_rise=.5m Toff0_delay=.2m Toff0_fall=.3m Toff1_delay=.2m Toff1_fall=.3m Vout0_range=0 Vout1_range=1
SYMATTR InstName U1