* SPICE netlist
V1 IN 0 12
C1 0 N001 1
MQ1 IN N002 N004 N004 RJK0305DPB
MQ2 N004 N008 0 0 RJK0301DPB
L1 N004 OUT1 .56 Rser=1.61m
C2 N005 N004 .1
D1 N001 N005 CMDSH2-3
C3 N010 OUT1 .2
R1 N004 N010 1.74K
C4 N012 0 2200p Rser=4.99K Cpar=220p
C5 OUT1 0 530 Rser=5m
R2 OUT1 0 .06
R3 N014 N019 24.9K
R4 0 N014 11.3K
R5 N021 N017 10K
R6 N020 N021 4.99K
R7 N015 N019 10K
R8 0 N015 15.8K
R9 N016 N019 20K
R10 0 N016 12.7K
C6 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
C7 N006 N007 .1
D2 N001 N006 CMDSH2-3
C8 N011 OUT0 .2
R11 N007 N011 2.15K
C9 OUT0 0 530 Rser=5m
Rload0 OUT0 0 .11
C10 N019 0 1
C11 N021 0 1
XU1 OUT0 0 N010 OUT1 N013 N011 OUT0 N020 MP_01 MP_02 MP_03 MP_04 MP_05 N018 N017 MP_06 N016 N015 N014 NC_07 0 N019 MP_08 MP_09 N021 N012 OUT1 MP_10 N004 N002 N005 N008 N001 0 IN N009 N006 N003 N007 MP_11 0 LTC3880 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)IntVcc)PGND)Vin)BG0)Boost0)TG0)SW0))SGND
C12 N022 0 4.7
R14 N021 N018 10K
MQ5 IN N024 N028 N028 RJK0305DPB
MQ6 N028 N030 0 0 RJK0301DPB
L3 N028 OUT0 1 Rser=2.3m
C13 N027 N028 .1
D3 N022 N027 CMDSH2-3
C14 N032 OUT0 .2
R13 N028 N032 2.15K
C15 OUT0 0 530 Rser=5m
R12 N033 0 100K
MQ7 IN N023 N025 N025 RJK0305DPB
MQ8 N025 N029 0 0 RJK0301DPB
L4 N025 OUT1 .56 Rser=1.61m
C16 N026 N025 .1
D4 N022 N026 CMDSH2-3
C17 N031 OUT1 .2
R15 N025 N031 1.74K
C18 OUT1 0 530 Rser=5m
XU2 0 N032 OUT0 N018 N017 OUT1 N031 0 N012 N033 0 N020 0 N023 N025 N026 N029 NC_12 N022 IN N030 N027 N028 N024 N017 N018 0 N013 0 LTC3870 ;pnba Mode0)Isense0+)Isense0-)Run0)Run1)Isense1-)Isense1+)Mode1)Ith1)Freq)Ilim)SYNC)PhasMD)TG1)SW1)Boost1)BG1)ExtVcc)IntVcc)Vin)BG0)Boost0)SW0)TG0)_Fault1)_Fault0)PGND)Ith0)GND
.tran 1.2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1808 2656
WIRE 24 -1312 24 -1328
WIRE 24 -1232 24 -1248
WIRE 24 -1232 -280 -1232
WIRE 312 -1232 24 -1232
WIRE -792 -1216 -904 -1216
WIRE -376 -1216 -792 -1216
WIRE -72 -1216 -376 -1216
WIRE 488 -1216 -72 -1216
WIRE 728 -1216 488 -1216
WIRE -904 -1200 -904 -1216
WIRE -280 -1200 -280 -1232
WIRE 312 -1200 312 -1232
WIRE -376 -1184 -376 -1216
WIRE 488 -1184 488 -1216
WIRE -72 -1168 -72 -1216
WIRE 24 -1168 24 -1232
WIRE 120 -1168 120 -1184
WIRE 216 -1168 216 -1184
WIRE -904 -1104 -904 -1120
WIRE -136 -1104 -328 -1104
WIRE 440 -1104 280 -1104
WIRE -376 -1008 -376 -1088
WIRE -360 -1008 -376 -1008
WIRE -280 -1008 -280 -1136
WIRE -280 -1008 -296 -1008
WIRE -136 -1008 -280 -1008
WIRE 312 -1008 312 -1136
WIRE 312 -1008 280 -1008
WIRE 328 -1008 312 -1008
WIRE 488 -1008 488 -1088
WIRE 488 -1008 392 -1008
WIRE -664 -912 -744 -912
WIRE -568 -912 -664 -912
WIRE -552 -912 -568 -912
WIRE -440 -912 -472 -912
WIRE -376 -912 -376 -1008
WIRE -376 -912 -440 -912
WIRE -136 -912 -376 -912
WIRE 488 -912 488 -1008
WIRE 488 -912 280 -912
WIRE 568 -912 488 -912
WIRE 600 -912 568 -912
WIRE 696 -912 680 -912
WIRE 760 -912 696 -912
WIRE 824 -912 760 -912
WIRE 872 -912 824 -912
WIRE -744 -896 -744 -912
WIRE -664 -896 -664 -912
WIRE -376 -896 -376 -912
WIRE 488 -896 488 -912
WIRE 760 -896 760 -912
WIRE 872 -896 872 -912
WIRE -136 -816 -328 -816
WIRE 440 -816 280 -816
WIRE -744 -800 -744 -816
WIRE -664 -800 -664 -832
WIRE 760 -800 760 -832
WIRE 872 -800 872 -816
WIRE -376 -784 -376 -800
WIRE 488 -784 488 -800
WIRE -440 -720 -440 -912
WIRE -392 -720 -440 -720
WIRE -296 -720 -312 -720
WIRE -136 -720 -296 -720
WIRE 312 -720 280 -720
WIRE 424 -720 312 -720
WIRE 568 -720 568 -912
WIRE 568 -720 504 -720
WIRE -296 -704 -296 -720
WIRE 312 -704 312 -720
WIRE -568 -624 -568 -912
WIRE -296 -624 -296 -640
WIRE -296 -624 -568 -624
WIRE -136 -624 -296 -624
WIRE 312 -624 312 -640
WIRE 312 -624 280 -624
WIRE 696 -624 696 -912
WIRE 696 -624 312 -624
WIRE -568 -528 -568 -624
WIRE -136 -528 -568 -528
WIRE 696 -528 696 -624
WIRE 696 -528 280 -528
WIRE 312 -432 280 -432
WIRE -168 -384 -728 -384
WIRE 904 -384 296 -384
WIRE -248 -336 -264 -336
WIRE -168 -336 -168 -384
WIRE -168 -336 -184 -336
WIRE -136 -336 -168 -336
WIRE 296 -336 296 -384
WIRE 296 -336 280 -336
WIRE 328 -336 296 -336
WIRE 408 -336 392 -336
WIRE -136 -240 -232 -240
WIRE 392 -240 280 -240
WIRE -392 -192 -392 -208
WIRE 424 -192 424 -208
WIRE 536 -192 536 -208
WIRE -136 -144 -152 -144
WIRE -392 -96 -392 -112
WIRE -232 -96 -232 -240
WIRE -232 -96 -392 -96
WIRE 392 -96 392 -240
WIRE 424 -96 424 -112
WIRE 424 -96 392 -96
WIRE 536 -96 536 -112
WIRE 616 -96 536 -96
WIRE -392 -80 -392 -96
WIRE 424 -80 424 -96
WIRE 536 -80 536 -96
WIRE -232 -48 -264 -48
WIRE -136 -48 -232 -48
WIRE 344 -48 280 -48
WIRE 392 -48 344 -48
WIRE -392 32 -392 0
WIRE -72 32 -72 16
WIRE -72 32 -392 32
WIRE 424 32 424 0
WIRE 424 32 -72 32
WIRE 536 32 536 0
WIRE 536 32 424 32
WIRE -392 48 -392 32
WIRE -264 48 -264 -48
WIRE 120 48 120 16
WIRE 152 48 120 48
WIRE 216 48 216 16
WIRE 616 48 616 -96
WIRE 616 48 216 48
WIRE 392 64 392 -48
WIRE -56 80 -72 80
WIRE 24 80 24 16
WIRE 24 80 8 80
WIRE -392 128 -392 112
WIRE -264 144 -264 128
WIRE 24 144 24 80
WIRE 24 144 -264 144
WIRE 120 144 120 128
WIRE 120 144 24 144
WIRE 392 144 120 144
WIRE -40 176 -328 176
WIRE 392 176 -40 176
WIRE 488 176 392 176
WIRE -792 208 -792 -1216
WIRE -424 208 -792 208
WIRE -136 208 -424 208
WIRE 488 208 488 176
WIRE -136 224 -136 208
WIRE -40 224 -40 176
WIRE 152 224 152 48
WIRE 248 224 248 208
WIRE -232 288 -232 -48
WIRE -200 288 -232 288
WIRE 344 288 344 -48
WIRE 344 288 312 288
WIRE 488 288 488 272
WIRE 728 368 728 -1216
WIRE 728 368 568 368
WIRE -328 384 -328 176
WIRE -200 384 -216 384
WIRE 328 384 312 384
WIRE 392 384 392 176
WIRE -424 400 -424 208
WIRE 568 400 568 368
WIRE -200 480 -376 480
WIRE 520 480 312 480
WIRE -424 576 -424 496
WIRE -408 576 -424 576
WIRE -328 576 -328 448
WIRE -328 576 -344 576
WIRE -200 576 -328 576
WIRE 392 576 392 448
WIRE 392 576 312 576
WIRE 408 576 392 576
WIRE 568 576 568 496
WIRE 568 576 472 576
WIRE -568 672 -568 -528
WIRE -568 672 -648 672
WIRE -552 672 -568 672
WIRE -440 672 -472 672
WIRE -424 672 -424 576
WIRE -424 672 -440 672
WIRE -200 672 -424 672
WIRE 568 672 568 576
WIRE 568 672 312 672
WIRE 648 672 568 672
WIRE 680 672 648 672
WIRE 776 672 760 672
WIRE 824 672 824 -912
WIRE 824 672 776 672
WIRE -648 688 -648 672
WIRE -424 688 -424 672
WIRE 568 688 568 672
WIRE 824 688 824 672
WIRE -200 768 -376 768
WIRE 520 768 312 768
WIRE -648 784 -648 752
WIRE 824 784 824 752
WIRE -424 800 -424 784
WIRE 568 800 568 784
WIRE -440 864 -440 672
WIRE -344 864 -360 864
WIRE -200 864 -344 864
WIRE 392 864 312 864
WIRE 504 864 392 864
WIRE 648 864 648 672
WIRE 648 864 584 864
WIRE -344 880 -344 864
WIRE 392 880 392 864
WIRE -568 960 -568 672
WIRE -344 960 -344 944
WIRE -344 960 -568 960
WIRE -200 960 -344 960
WIRE 392 960 392 944
WIRE 392 960 312 960
WIRE 776 960 776 672
WIRE 776 960 392 960
WIRE -728 1056 -728 -384
WIRE -200 1056 -728 1056
WIRE 904 1056 904 -384
WIRE 904 1056 312 1056
WIRE -232 1152 -232 288
WIRE -200 1152 -232 1152
WIRE 344 1152 344 288
WIRE 344 1152 312 1152
WIRE -88 1232 -88 1216
WIRE 8 1232 8 1216
WIRE 104 1232 104 1216
WIRE 200 1232 200 1216
WIRE -88 1328 -88 1312
FLAG 120 -1184 0
FLAG 216 -1184 0
FLAG 24 -1328 0
FLAG -376 -784 0
FLAG -264 -336 0
FLAG -664 -800 0
FLAG -744 -800 0
FLAG -744 -912 OUT1
FLAG -904 -1216 IN
FLAG -904 -1104 0
FLAG -392 -208 0
FLAG -152 -144 0
FLAG 424 -208 0
FLAG 536 -208 0
FLAG 408 -336 0
FLAG 488 -784 0
FLAG 760 -800 0
FLAG 872 -800 0
FLAG 872 -912 OUT0
FLAG 312 -432 0
FLAG -392 128 0
FLAG -72 80 0
FLAG 488 288 0
FLAG 248 208 0
FLAG -216 384 0
FLAG 328 384 0
FLAG 568 800 0
FLAG 824 784 0
FLAG 200 1232 0
FLAG 104 1232 0
FLAG 8 1232 0
FLAG -88 1328 0
FLAG -424 800 0
FLAG -648 784 0
SYMBOL voltage -904 -1216 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 8 -1312 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL nmos -328 -1184 M0
SYMATTR InstName Q1
SYMATTR Value RJK0305DPB
SYMBOL nmos -328 -896 M0
SYMATTR InstName Q2
SYMATTR Value RJK0301DPB
SYMBOL ind -456 -896 M270
SYMATTR InstName L1
SYMATTR Value .56
SYMATTR SpiceLine Rser=1.61m
SYMBOL cap -296 -1024 R90
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL schottky -296 -1200 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -312 -704 R0
SYMATTR InstName C3
SYMATTR Value .2
SYMBOL res -408 -704 R270
SYMATTR InstName R1
SYMATTR Value 1.74K
SYMBOL cap -184 -352 R90
SYMATTR InstName C4
SYMATTR Value 2200p
SYMATTR SpiceLine Rser=4.99K Cpar=220p
SYMBOL cap -680 -896 R0
SYMATTR InstName C5
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMBOL res -760 -912 R0
SYMATTR InstName R2
SYMATTR Value .06
SYMBOL res -408 -96 R0
SYMATTR InstName R3
SYMATTR Value 24.9K
SYMBOL res -408 -208 R0
SYMATTR InstName R4
SYMATTR Value 11.3K
SYMBOL res -248 144 R180
SYMATTR InstName R5
SYMATTR Value 10K
SYMBOL res 104 32 R0
SYMATTR InstName R6
SYMATTR Value 4.99K
SYMBOL res 408 -96 R0
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL res 408 -208 R0
SYMATTR InstName R8
SYMATTR Value 15.8K
SYMBOL res 520 -96 R0
SYMATTR InstName R9
SYMATTR Value 20K
SYMBOL res 520 -208 R0
SYMATTR InstName R10
SYMATTR Value 12.7K
SYMBOL cap 328 -352 M90
SYMATTR InstName C6
SYMATTR Value 4700p
SYMATTR SpiceLine Rser=4.99K Cpar=220p
SYMBOL nmos 440 -1184 R0
SYMATTR InstName Q3
SYMATTR Value RJK0305DPB
SYMBOL nmos 440 -896 R0
SYMATTR InstName Q4
SYMATTR Value RJK0301DPB
SYMBOL ind 584 -896 R270
SYMATTR InstName L2
SYMATTR Value 1
SYMATTR SpiceLine Rser=2.3m
SYMBOL cap 328 -1024 M90
SYMATTR InstName C7
SYMATTR Value .1
SYMBOL schottky 296 -1200 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 296 -704 R0
SYMATTR InstName C8
SYMATTR Value .2
SYMBOL res 520 -704 M270
SYMATTR InstName R11
SYMATTR Value 2.15K
SYMBOL cap 744 -896 R0
SYMATTR InstName C9
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMBOL res 856 -912 R0
SYMATTR InstName Rload0
SYMATTR Value .11
SYMBOL cap -408 48 R0
SYMATTR InstName C10
SYMATTR Value 1
SYMBOL cap 8 64 R90
SYMATTR InstName C11
SYMATTR Value 1
SYMBOL PowerProducts\\LTC3880 72 -576 R0
SYMATTR InstName U1
SYMBOL cap 472 208 R0
SYMATTR InstName C12
SYMATTR Value 4.7
SYMBOL res 376 160 M180
SYMATTR InstName R14
SYMATTR Value 10K
SYMBOL nmos 520 400 R0
SYMATTR InstName Q5
SYMATTR Value RJK0305DPB
SYMBOL nmos 520 688 R0
SYMATTR InstName Q6
SYMATTR Value RJK0301DPB
SYMBOL ind 664 688 R270
SYMATTR InstName L3
SYMATTR Value 1
SYMATTR SpiceLine Rser=2.3m
SYMBOL cap 408 560 M90
SYMATTR InstName C13
SYMATTR Value .1
SYMBOL schottky 376 384 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 376 880 R0
SYMATTR InstName C14
SYMATTR Value .2
SYMBOL res 600 880 M270
SYMATTR InstName R13
SYMATTR Value 2.15K
SYMBOL cap 808 688 R0
SYMATTR InstName C15
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMBOL res -104 1216 R0
SYMATTR InstName R12
SYMATTR Value 100K
SYMBOL nmos -376 400 M0
SYMATTR InstName Q7
SYMATTR Value RJK0305DPB
SYMBOL nmos -376 688 M0
SYMATTR InstName Q8
SYMATTR Value RJK0301DPB
SYMBOL ind -456 688 M270
SYMATTR InstName L4
SYMATTR Value .56
SYMATTR SpiceLine Rser=1.61m
SYMBOL cap -344 560 R90
SYMATTR InstName C16
SYMATTR Value .1
SYMBOL schottky -344 384 R0
SYMATTR Value CMDSH2-3
SYMATTR InstName D4
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -360 880 R0
SYMATTR InstName C17
SYMATTR Value .2
SYMBOL res -456 880 R270
SYMATTR InstName R15
SYMATTR Value 1.74K
SYMBOL cap -664 688 R0
SYMATTR InstName C18
SYMATTR Value 530
SYMATTR SpiceLine Rser=5m
SYMBOL PowerProducts\\LTC3870 56 720 R0
SYMATTR InstName U2