* SPICE netlist
XU1 N006 N013 N010 N002 N003 N016 0 IN N001 N011 N014 N017 N007 IN 0 N009 N018 N005 MP_01 N004 0 N008 0 IN LTC3736 ;pnba SW1)Ith1)Vfb1)Iprg1)Iprg2)PLLLPF)SGND)Vin)Pgood)Vfb2)Ith2)Track)SW2)Sense2+)PGND2)BG2)Run/SS)TG2))TG1)SYNC/FCB)BG1)PGND1)Sense1+
MQ1 N007 N009 0 0 FDS6680A
MQ2 N007 N005 IN IN FDC638P
C1 OUT2 0 147 Rser=50m
R1 OUT2 N011 118K
R2 N011 0 59K
C2 N015 N014 220p
R3 0 N015 15K
MQ3 N006 N008 0 0 FDS6680A
MQ4 N006 N004 IN IN FDC638P
L1 N006 OUT1 2.47
R4 OUT1 N010 118K
R5 N010 0 59K
C3 N012 N013 220p
R6 0 N012 15K
V1 IN 0 5
R7 IN N001 10K
R8 N017 0 59K
R9 OUT1 N017 118K
C4 OUT1 0 147 Rser=50m
L2 N007 OUT2 2.47
Rload2 OUT2 0 30
Rload1 OUT1 0 30
.tran 1.8m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1456 848
WIRE -216 -424 -296 -424
WIRE -24 -424 -216 -424
WIRE 104 -424 -24 -424
WIRE 296 -424 104 -424
WIRE -296 -408 -296 -424
WIRE 104 -408 104 -424
WIRE -296 -312 -296 -328
WIRE -24 -312 -24 -424
WIRE 104 -312 104 -328
WIRE -120 -264 -152 -264
WIRE 232 -264 200 -264
WIRE -216 -200 -216 -424
WIRE -120 -200 -216 -200
WIRE 296 -200 296 -424
WIRE 296 -200 200 -200
WIRE -152 -184 -168 -184
WIRE 248 -184 232 -184
WIRE -152 -136 -152 -184
WIRE -120 -136 -152 -136
WIRE 232 -136 232 -184
WIRE 232 -136 200 -136
WIRE -584 -88 -712 -88
WIRE -504 -88 -584 -88
WIRE -408 -88 -504 -88
WIRE -392 -88 -408 -88
WIRE -216 -88 -216 -104
WIRE -216 -88 -312 -88
WIRE -152 -88 -216 -88
WIRE 296 -88 296 -104
WIRE 296 -88 232 -88
WIRE 392 -88 296 -88
WIRE 520 -88 472 -88
WIRE 632 -88 520 -88
WIRE 728 -88 632 -88
WIRE -712 -72 -712 -88
WIRE -584 -72 -584 -88
WIRE -152 -72 -152 -88
WIRE -120 -72 -152 -72
WIRE 232 -72 232 -88
WIRE 232 -72 200 -72
WIRE 632 -72 632 -88
WIRE 728 -72 728 -88
WIRE 520 -24 520 -88
WIRE -408 -8 -408 -88
WIRE -120 -8 -168 -8
WIRE 248 -8 200 -8
WIRE -712 24 -712 8
WIRE -584 24 -584 -8
WIRE 632 24 632 -8
WIRE 728 24 728 8
WIRE -504 56 -504 -88
WIRE -216 56 -216 8
WIRE -120 56 -216 56
WIRE 296 56 296 8
WIRE 296 56 200 56
WIRE -216 72 -216 56
WIRE 296 72 296 56
WIRE -408 120 -408 72
WIRE -120 120 -408 120
WIRE 520 120 520 56
WIRE 520 120 200 120
WIRE -408 136 -408 120
WIRE 520 136 520 120
WIRE -296 184 -312 184
WIRE -200 184 -216 184
WIRE -120 184 -136 184
WIRE 216 184 200 184
WIRE 296 184 280 184
WIRE 392 184 376 184
WIRE -408 232 -408 216
WIRE 520 232 520 216
WIRE -120 248 -136 248
WIRE 216 248 200 248
WIRE -504 312 -504 136
WIRE -120 312 -504 312
WIRE 216 312 200 312
WIRE -504 328 -504 312
WIRE 40 376 40 360
WIRE -504 424 -504 408
FLAG 296 72 0
FLAG 632 24 0
FLAG 520 232 0
FLAG 392 184 0
FLAG -216 72 0
FLAG -584 24 0
FLAG -408 232 0
FLAG -312 184 0
FLAG 40 376 0
FLAG -296 -312 0
FLAG -504 424 0
FLAG 728 24 0
FLAG -712 24 0
FLAG -136 248 0
FLAG 728 -88 OUT2
FLAG -712 -88 OUT1
FLAG -296 -424 IN
SYMBOL PowerProducts\\LTC3736 40 24 R0
SYMATTR InstName U1
SYMBOL nmos 248 -88 R0
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL pmos 248 -104 M180
SYMATTR InstName Q2
SYMATTR Value FDC638P
SYMBOL cap 616 -72 R0
SYMATTR SpiceLine Rser=50m
SYMATTR InstName C1
SYMATTR Value 147
SYMBOL res 504 -40 R0
SYMATTR InstName R1
SYMATTR Value 118K
SYMBOL res 504 120 R0
SYMATTR InstName R2
SYMATTR Value 59K
SYMBOL cap 280 168 R90
SYMATTR InstName C2
SYMATTR Value 220p
SYMBOL res 392 168 R90
SYMATTR InstName R3
SYMATTR Value 15K
SYMBOL nmos -168 -88 M0
SYMATTR InstName Q3
SYMATTR Value FDS6680A
SYMBOL pmos -168 -104 R180
SYMATTR InstName Q4
SYMATTR Value FDC638P
SYMBOL ind -296 -72 M270
SYMATTR InstName L1
SYMATTR Value 2.47
SYMBOL res -424 -24 R0
SYMATTR InstName R4
SYMATTR Value 118K
SYMBOL res -424 120 R0
SYMATTR InstName R5
SYMATTR Value 59K
SYMBOL cap -200 168 M90
SYMATTR InstName C3
SYMATTR Value 220p
SYMBOL res -312 168 M90
SYMATTR InstName R6
SYMATTR Value 15K
SYMBOL voltage -296 -424 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 88 -424 R0
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL res -520 312 R0
SYMATTR InstName R8
SYMATTR Value 59K
SYMBOL res -520 40 R0
SYMATTR InstName R9
SYMATTR Value 118K
SYMBOL cap -600 -72 R0
SYMATTR Value 147
SYMATTR SpiceLine Rser=50m
SYMATTR InstName C4
SYMBOL ind 376 -72 R270
SYMATTR InstName L2
SYMATTR Value 2.47
SYMBOL res 712 -88 R0
SYMATTR InstName Rload2
SYMATTR Value 30
SYMBOL res -728 -88 R0
SYMATTR InstName Rload1
SYMATTR Value 30