* SPICE netlist
V1 IN 0 12
MQ1 IN N002 N004 N004 RJK0305DPB
MQ2 N004 N008 0 0 RJK0301DPB
L1 N004 OUT1 .56 Rser=1.61m
C1 N005 N004 .1
D1 N001 N005 CMDSH2-3
C2 N010 OUT1 .22
R1 N004 N010 1.58K
C3 N012 0 2200p Rser=4.99K Cpar=220p
C4 OUT1 0 530 Rser=5m
R2 N014 N020 24.9K
R3 0 N014 11.3K
R4 N017 N018 10K
R5 N021 N017 4.99K
R6 N015 N020 10K
R7 0 N015 15.8K
R8 N016 N020 20K
R9 0 N016 12.7K
C5 N013 0 4700p Rser=4.99K Cpar=220p
MQ3 IN N003 N007 N007 RJK0305DPB
MQ4 N007 N009 0 0 RJK0301DPB
L2 N007 OUT0 1 Rser=2.3m
C6 N006 N007 .1
D2 N001 N006 CMDSH2-3
C7 N011 OUT0 .22
R10 N007 N011 2K
C8 OUT0 0 530 Rser=5m
R11 N017 N019 10K
V2 N001 0 5
C9 N017 0 1
XU1 OUT0 0 N010 OUT1 N013 N011 OUT0 N021 MP_01 MP_02 MP_03 MP_04 MP_05 N019 N018 MP_06 N016 N015 N014 NC_07 0 N020 MP_08 MP_09 N017 N012 OUT1 MP_10 N004 N002 N005 N008 N001 0 IN N009 N006 N003 N007 MP_11 0 LTC3880-1 VIN_ON=5.5 VIN_OFF=5 Vout_0=1.6 Vout_1=2.5 Ilim0_range=0 Ilim1_range=0 OC_limit0=1 OC_limit1=1 Mode_ll=2 Fault_response=0 Retry_delay=.1m 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=0 ;pnba Vsense0+)Vsense0-)Isense1+)Isense1-)Ith0)Isense0+)Isense0-)SYNC))))))Run0)Run1))Freq_cfg)Vout0_cfg)Vout1_cfg)Vtrim0_cfg)Vtrim1_cfg)VDD25)))VDD33)Ith1)Vsense1))SW1)TG1)Boost1)BG1)ExtVcc)PGND)Vin)BG0)Boost0)TG0)SW0))SGND
Rload0 OUT0 0 .22
Rload1 OUT1 0 .12
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1600 1488
WIRE 16 -728 16 -744
WIRE 16 -632 16 -648
WIRE 16 -632 -288 -632
WIRE 304 -632 16 -632
WIRE -384 -616 -640 -616
WIRE -80 -616 -384 -616
WIRE 480 -616 -80 -616
WIRE -640 -600 -640 -616
WIRE -384 -584 -384 -616
WIRE -288 -584 -288 -632
WIRE 304 -584 304 -632
WIRE 480 -584 480 -616
WIRE -80 -568 -80 -616
WIRE 16 -568 16 -632
WIRE 112 -568 112 -584
WIRE 208 -568 208 -584
WIRE -640 -504 -640 -520
WIRE -144 -504 -336 -504
WIRE 432 -504 272 -504
WIRE -384 -408 -384 -488
WIRE -368 -408 -384 -408
WIRE -288 -408 -288 -520
WIRE -288 -408 -304 -408
WIRE -144 -408 -288 -408
WIRE 304 -408 304 -520
WIRE 304 -408 272 -408
WIRE 400 -408 304 -408
WIRE 480 -408 480 -488
WIRE 480 -408 464 -408
WIRE -656 -312 -784 -312
WIRE -576 -312 -656 -312
WIRE -560 -312 -576 -312
WIRE -416 -312 -480 -312
WIRE -384 -312 -384 -408
WIRE -384 -312 -416 -312
WIRE -144 -312 -384 -312
WIRE 480 -312 480 -408
WIRE 480 -312 272 -312
WIRE 512 -312 480 -312
WIRE 544 -312 512 -312
WIRE 640 -312 624 -312
WIRE 688 -312 640 -312
WIRE 800 -312 688 -312
WIRE -784 -296 -784 -312
WIRE -656 -296 -656 -312
WIRE -384 -296 -384 -312
WIRE 480 -296 480 -312
WIRE 688 -296 688 -312
WIRE 800 -296 800 -312
WIRE -144 -216 -336 -216
WIRE 432 -216 272 -216
WIRE -784 -200 -784 -216
WIRE -656 -200 -656 -232
WIRE 688 -200 688 -232
WIRE 800 -200 800 -216
WIRE -384 -184 -384 -200
WIRE 480 -184 480 -200
WIRE -416 -120 -416 -312
WIRE -336 -120 -416 -120
WIRE -208 -120 -256 -120
WIRE -144 -120 -208 -120
WIRE 304 -120 272 -120
WIRE 368 -120 304 -120
WIRE 512 -120 512 -312
WIRE 512 -120 448 -120
WIRE -208 -104 -208 -120
WIRE 304 -104 304 -120
WIRE -576 -24 -576 -312
WIRE -208 -24 -208 -40
WIRE -208 -24 -576 -24
WIRE -144 -24 -208 -24
WIRE 304 -24 304 -40
WIRE 304 -24 272 -24
WIRE 640 -24 640 -312
WIRE 640 -24 304 -24
WIRE -576 72 -576 -24
WIRE -144 72 -576 72
WIRE 640 72 640 -24
WIRE 640 72 272 72
WIRE 304 168 272 168
WIRE -256 264 -272 264
WIRE -144 264 -192 264
WIRE 336 264 272 264
WIRE 416 264 400 264
WIRE -144 360 -240 360
WIRE 384 360 272 360
WIRE -368 408 -368 392
WIRE 416 408 416 392
WIRE 528 408 528 392
WIRE -144 456 -160 456
WIRE -368 504 -368 488
WIRE -240 504 -240 360
WIRE -240 504 -368 504
WIRE 384 504 384 360
WIRE 416 504 416 488
WIRE 416 504 384 504
WIRE 528 504 528 488
WIRE 608 504 528 504
WIRE -368 520 -368 504
WIRE 416 520 416 504
WIRE 528 520 528 504
WIRE -240 552 -272 552
WIRE -144 552 -160 552
WIRE 288 552 272 552
WIRE 384 552 368 552
WIRE -368 632 -368 600
WIRE -80 632 -80 616
WIRE -80 632 -368 632
WIRE 416 632 416 600
WIRE 416 632 -80 632
WIRE 528 632 528 600
WIRE 528 632 416 632
WIRE 112 648 112 616
WIRE 208 648 208 616
WIRE 608 648 608 504
WIRE 608 648 208 648
WIRE -64 696 -80 696
WIRE 16 696 16 616
WIRE 16 696 0 696
WIRE -272 744 -272 552
WIRE 16 744 16 696
WIRE 16 744 -272 744
WIRE 112 744 112 728
WIRE 112 744 16 744
WIRE 384 744 384 552
WIRE 384 744 112 744
FLAG 112 -584 0
FLAG 208 -584 0
FLAG 16 -744 0
FLAG -384 -184 0
FLAG -272 264 0
FLAG -656 -200 0
FLAG -784 -200 0
FLAG -784 -312 OUT1
FLAG -640 -616 IN
FLAG -640 -504 0
FLAG -368 392 0
FLAG -160 456 0
FLAG 416 392 0
FLAG 528 392 0
FLAG 416 264 0
FLAG 480 -184 0
FLAG 688 -200 0
FLAG 800 -200 0
FLAG 800 -312 OUT0
FLAG 304 168 0
FLAG -80 696 0
SYMBOL voltage -640 -616 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL nmos -336 -584 M0
SYMATTR InstName Q1
SYMATTR Value RJK0305DPB
SYMBOL nmos -336 -296 M0
SYMATTR InstName Q2
SYMATTR Value RJK0301DPB
SYMBOL ind -464 -296 M270
SYMATTR InstName L1
SYMATTR Value .56
SYMATTR SpiceLine Rser=1.61m
SYMBOL cap -304 -424 R90
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL schottky -304 -584 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -224 -104 R0
SYMATTR InstName C2
SYMATTR Value .22
SYMBOL res -352 -104 R270
SYMATTR InstName R1
SYMATTR Value 1.58K
SYMBOL cap -192 248 R90
SYMATTR InstName C3
SYMATTR Value 2200p
SYMATTR SpiceLine Rser=4.99K Cpar=220p
SYMBOL cap -672 -296 R0
SYMATTR InstName C4
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMBOL res -384 504 R0
SYMATTR InstName R2
SYMATTR Value 24.9K
SYMBOL res -384 392 R0
SYMATTR InstName R3
SYMATTR Value 11.3K
SYMBOL res -256 568 R270
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL res 96 632 R0
SYMATTR InstName R5
SYMATTR Value 4.99K
SYMBOL res 400 504 R0
SYMATTR InstName R6
SYMATTR Value 10K
SYMBOL res 400 392 R0
SYMATTR InstName R7
SYMATTR Value 15.8K
SYMBOL res 512 504 R0
SYMATTR InstName R8
SYMATTR Value 20K
SYMBOL res 512 392 R0
SYMATTR InstName R9
SYMATTR Value 12.7K
SYMBOL cap 336 248 M90
SYMATTR InstName C5
SYMATTR Value 4700p
SYMATTR SpiceLine Rser=4.99K Cpar=220p
SYMBOL nmos 432 -584 R0
SYMATTR InstName Q3
SYMATTR Value RJK0305DPB
SYMBOL nmos 432 -296 R0
SYMATTR InstName Q4
SYMATTR Value RJK0301DPB
SYMBOL ind 528 -296 R270
SYMATTR InstName L2
SYMATTR Value 1
SYMATTR SpiceLine Rser=2.3m
SYMBOL cap 400 -424 M90
SYMATTR InstName C6
SYMATTR Value .1
SYMBOL schottky 288 -584 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 288 -104 R0
SYMATTR InstName C7
SYMATTR Value .22
SYMBOL res 464 -104 M270
SYMATTR InstName R10
SYMATTR Value 2K
SYMBOL cap 672 -296 R0
SYMATTR InstName C8
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMBOL res 384 568 M270
SYMATTR InstName R11
SYMATTR Value 10K
SYMBOL voltage 16 -632 M180
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL cap 0 680 R90
SYMATTR InstName C9
SYMATTR Value 1
SYMBOL PowerProducts\\LTC3880-1 64 24 R0
SYMATTR InstName U1
SYMBOL res 784 -312 R0
SYMATTR InstName Rload0
SYMATTR Value .22
SYMBOL res -800 -312 R0
SYMATTR InstName Rload1
SYMATTR Value .12