* SPICE netlist
R1 N001 N002 6.04k
R2 N002 0 5.97k
R3 N003 0 11.8k
V1 vIN 0 12
R4 N006 N008 1k
D1 INTVcc N004 CMDSH2-3
C2 N004 SW 0.1
L1 SW vOUT 0.18
C3 vOUT 0 330 x2
C4 vOUT 0 100 x2
C5 0 N005 1n
R5 vOUT 0 50m
C6 N007 N008 47p
XU1 N001 N002 0 NC_01 vIN INTVcc N004 SW 0 vOUT 0 N006 N008 N007 N005 0 NC_02 INTVcc N003 NC_03 NC_04 NC_05 INTVcc vIN LTC7131-1 ;pnba REF)PGLIM)PGFD)PGOOD)Vin)INTVcc)Boost)SW)PGND)Vsense+)Vsense-)DAout)FB)ITH)TRACK/SS)SGND)RUN_MSTR)MODE/SYNC)Rt)CLKout)SLEW)MARGIN)ILIM)SVin
C8 INTVcc 0 4.7
R6 N007 N009 6.04k
C1 N009 N008 4.7n
.param MFR_VOUT_COMMAND = 0
.param MARGIN_LOW = 0
.param MARGIN_HIGH = 0
.param MFR_VOUT_MARGIN_LOW = 0
.param MFR_VOUT_MARGIN_HIGH = 0
.param SOFT_OFF = 0
.tran 0.6m startup
.param ONbit = 1
.param MFR_FAULT_RESPONSE = 0

* LTspice schematic (.asc)
Version 4
SHEET 1 1600 1392
WIRE 272 -696 -800 -696
WIRE -800 -664 -800 -696
WIRE -800 -568 -800 -584
WIRE -528 -552 -640 -552
WIRE 160 -552 128 -552
WIRE -640 -456 -640 -472
WIRE -528 -456 -640 -456
WIRE -640 -440 -640 -456
WIRE 272 -360 272 -696
WIRE 272 -360 128 -360
WIRE -640 -344 -640 -360
WIRE -528 -264 -560 -264
WIRE 272 -264 272 -360
WIRE 272 -264 128 -264
WIRE -656 -168 -704 -168
WIRE -528 -168 -576 -168
WIRE 176 -168 128 -168
WIRE 272 -168 176 -168
WIRE 432 -168 272 -168
WIRE 272 -152 272 -168
WIRE 432 -152 432 -168
WIRE 272 -72 272 -88
WIRE 272 -72 128 -72
WIRE 432 -72 432 -88
WIRE 272 -56 272 -72
WIRE 176 24 128 24
WIRE 272 24 272 8
WIRE 272 24 176 24
WIRE 368 24 272 24
WIRE 512 24 448 24
WIRE 592 24 512 24
WIRE 688 24 592 24
WIRE 800 24 688 24
WIRE 592 56 592 24
WIRE 688 56 688 24
WIRE 800 56 800 24
WIRE -528 120 -560 120
WIRE 144 120 128 120
WIRE 592 168 592 120
WIRE 688 168 688 120
WIRE 800 168 800 136
WIRE 512 216 512 24
WIRE 512 216 128 216
WIRE -624 312 -656 312
WIRE -528 312 -560 312
WIRE 144 312 128 312
WIRE -336 392 -336 376
WIRE -48 392 -48 376
WIRE -240 424 -240 376
WIRE -224 424 -240 424
WIRE -144 424 -144 376
WIRE -144 424 -160 424
WIRE -240 488 -240 424
WIRE -144 520 -144 424
WIRE -48 520 -48 472
WIRE -48 520 -144 520
WIRE -240 600 -240 568
WIRE -240 696 -240 664
WIRE -144 696 -144 520
WIRE -144 696 -240 696
FLAG -640 -344 0
FLAG -704 -168 0
FLAG -336 392 0
FLAG -800 -568 0
FLAG -800 -696 vIN
FLAG 592 168 0
FLAG 688 168 0
FLAG 144 312 0
FLAG 144 120 0
FLAG -656 312 0
FLAG 800 168 0
FLAG 160 -552 0
FLAG 176 -168 INTVcc
FLAG -560 120 INTVcc
FLAG 800 24 vOUT
FLAG 176 24 SW
FLAG -560 -264 INTVcc
FLAG 432 -72 0
SYMBOL res -656 -568 R0
SYMATTR InstName R1
SYMATTR Value 6.04k
SYMBOL res -656 -456 R0
SYMATTR InstName R2
SYMATTR Value 5.97k
SYMBOL res -560 -184 R90
SYMATTR InstName R3
SYMATTR Value 11.8k
SYMBOL voltage -800 -680 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL res -64 376 R0
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL schottky 256 -152 R0
SYMATTR InstName D1
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 256 -56 R0
SYMATTR InstName C2
SYMATTR Value 0.1
SYMBOL ind 352 40 R270
SYMATTR InstName L1
SYMATTR Value 0.18
SYMBOL cap 576 56 R0
SYMATTR Value2 x2
SYMATTR InstName C3
SYMATTR Value 330
SYMBOL cap 672 56 R0
SYMATTR Value2 x2
SYMATTR InstName C4
SYMATTR Value 100
SYMBOL cap -624 296 M90
SYMATTR InstName C5
SYMATTR Value 1n
SYMBOL res 784 40 R0
SYMATTR InstName R5
SYMATTR Value 50m
SYMBOL cap -224 408 M90
SYMATTR InstName C6
SYMATTR Value 47p
SYMBOL LTC7131-1 -192 -136 R0
SYMATTR InstName U1
SYMBOL cap 416 -152 R0
SYMATTR InstName C8
SYMATTR Value 4.7
SYMBOL res -256 472 R0
SYMATTR InstName R6
SYMATTR Value 6.04k
SYMBOL cap -256 600 R0
SYMATTR InstName C1
SYMATTR Value 4.7n