* SPICE netlist
V1 IN 0 12
C1 INTVcc 0 2.2
C2 N001 N003 0.1
L1 N003 OUT1 1.2 Rser=5m
C3 OUT1 0 100 Rser=10m
C4 N005 OUT1 22p Rpar=619K
R1 N005 0 309K
C5 N002 N004 0.1
L2 N004 OUT2 1.8 Rser=5m
C6 OUT2 0 100 Rser=10m
C7 N006 OUT2 16p Rpar=619K
R2 N006 0 137K
R3 N007 0 100K
Rload1 OUT1 0 0.5
Rload2 OUT2 0 1
XU2 N005 IN 0 N007 IN N006 INTVcc NC_01 IN N004 N002 INTVcc INTVcc N001 N003 IN NC_02 INTVcc 0 LTC7124 ;pnba FB1)Vin1)Ilim)RT)Vin2)FB2)Ith2)Pgood2)Run2)SW2)Boost2)INTVcc)Mode/Sync)Boost1)SW1)Run1)Pgood1)Ith1)GND
.tran 2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1440 704
WIRE -176 -352 -480 -352
WIRE -48 -352 -176 -352
WIRE 80 -352 -48 -352
WIRE 208 -352 80 -352
WIRE -480 -336 -480 -352
WIRE -48 -336 -48 -352
WIRE 80 -336 80 -352
WIRE -176 -288 -176 -352
WIRE -160 -288 -176 -288
WIRE 208 -288 208 -352
WIRE 208 -288 192 -288
WIRE -480 -240 -480 -256
WIRE -304 -208 -336 -208
WIRE -192 -208 -304 -208
WIRE -160 -208 -192 -208
WIRE 272 -208 192 -208
WIRE -304 -160 -304 -208
WIRE -192 -128 -192 -208
WIRE -160 -128 -192 -128
WIRE 272 -128 272 -208
WIRE 272 -128 192 -128
WIRE -304 -80 -304 -96
WIRE -160 32 -240 32
WIRE 256 32 192 32
WIRE -576 112 -704 112
WIRE -496 112 -576 112
WIRE -352 112 -496 112
WIRE -240 112 -240 96
WIRE -240 112 -272 112
WIRE -160 112 -240 112
WIRE 256 112 256 96
WIRE 256 112 192 112
WIRE 352 112 256 112
WIRE 560 112 432 112
WIRE 624 112 560 112
WIRE 720 112 624 112
WIRE -704 128 -704 112
WIRE -576 128 -576 112
WIRE 624 128 624 112
WIRE 720 128 720 112
WIRE -496 192 -496 112
WIRE -432 192 -496 192
WIRE -224 192 -368 192
WIRE -160 192 -224 192
WIRE 272 192 192 192
WIRE 432 192 272 192
WIRE 560 192 560 112
WIRE 560 192 496 192
WIRE -704 224 -704 208
WIRE -576 224 -576 192
WIRE -224 224 -224 192
WIRE 272 224 272 192
WIRE 624 224 624 192
WIRE 720 224 720 208
WIRE -80 256 -80 240
WIRE 16 256 16 240
WIRE 112 256 112 240
WIRE -224 320 -224 304
WIRE 272 320 272 304
WIRE -80 352 -80 336
FLAG -480 -240 0
FLAG -304 -80 0
FLAG -704 224 0
FLAG -576 224 0
FLAG -224 320 0
FLAG 720 224 0
FLAG 624 224 0
FLAG 272 320 0
FLAG -80 352 0
FLAG 112 256 0
FLAG -480 -352 IN
FLAG -704 112 OUT1
FLAG 720 112 OUT2
FLAG 16 256 0
FLAG -336 -208 INTVcc
FLAG 272 -208 INTVcc
SYMBOL voltage -480 -352 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap -320 -160 R0
SYMATTR InstName C1
SYMATTR Value 2.2
SYMBOL cap -256 32 R0
SYMATTR InstName C2
SYMATTR Value 0.1
SYMBOL ind -256 128 M270
SYMATTR InstName L1
SYMATTR Value 1.2
SYMATTR Value2 Rser=5m
SYMBOL cap -592 128 R0
SYMATTR InstName C3
SYMATTR Value 100
SYMATTR Value2 Rser=10m
SYMBOL cap -368 176 R90
SYMATTR InstName C4
SYMATTR Value 22p
SYMATTR Value2 Rpar=619K
SYMBOL res -240 208 R0
SYMATTR InstName R1
SYMATTR Value 309K
SYMBOL cap 240 32 R0
SYMATTR InstName C5
SYMATTR Value 0.1
SYMBOL ind 336 128 R270
SYMATTR InstName L2
SYMATTR Value 1.8
SYMATTR Value2 Rser=5m
SYMBOL cap 608 128 R0
SYMATTR InstName C6
SYMATTR Value 100
SYMATTR Value2 Rser=10m
SYMBOL cap 432 176 M90
SYMATTR InstName C7
SYMATTR Value 16p
SYMATTR Value2 Rpar=619K
SYMBOL res 256 208 R0
SYMATTR InstName R2
SYMATTR Value 137K
SYMBOL res -96 240 R0
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL res -720 112 R0
SYMATTR InstName Rload1
SYMATTR Value 0.5
SYMBOL res 704 112 R0
SYMATTR InstName Rload2
SYMATTR Value 1
SYMBOL LTC7124 16 -48 R0
SYMATTR InstName U2