* SPICE netlist
V1 IN 0 30
C1 INTVcc 0 4.7
C2 N012 0 5n
C4 N002 N007 0.1
L1 N007 N008 3.3 Ipk=68.4 Rser=0.00186 Rpar=310.86 Cpar=0 mfg="Coilcraft" pn="SER2915H-332"
R1 N003 N004 2
R2 N005 N004 2
R3 N009 N010 2
R4 N011 N010 2
R5 N008 OUT 2m
C5 N008 OUT 1n
R6 OUT N015 309K
R7 N015 0 10.7K
C7 OUT 0 47 V=35 Irms=2.86938 Rser=0.1 Lser=0
R8 N006 0 75K
R10 OUT 0 1.6
R11 INTVcc N001 100K
C8 N013 0 4.7n
R9 N014 N013 9.3K
C3 N014 0 47p
C6 OUT 0 4.7 m=2 V=63 Irms=866.025m Rser=0.3 Lser=0 mfg="KEMET" pn="T521D475M063ATE300" type="Tantalum"
XU1 IN N006 INTVcc NC_01 0 N002 IN INTVcc INTVcc NC_02 0 INTVcc INTVcc N008 OUT N015 N014 N012 INTVcc OUT 0 N005 N009 N011 N003 N007 N001 NC_03 LTC7891 ;pnba VIN)FREQ)MODE)VPRG)PLLIN)BOOST)RUN)DTCA)DTCB)ILIM)DRVUV)DRVCC)DRVSET)SENSE+)SENSE-)VFB)ITH)TRACK/SS)INTVCC)EXTVCC)GND)TGDN)BGUP)BGDN)TGUP)SW)PGOOD)BSTVCC
XU3 IN N004 N007 EPC2204 ;pnba D)G)S
XU4 N007 N010 0 EPC2204 ;pnba D)G)S
.tran 1m startup

* LTspice schematic (.asc)
Version 4.1
SHEET 1 1648 1312
WIRE -792 -656 -824 -656
WIRE -376 -656 -792 -656
WIRE -280 -656 -376 -656
WIRE 200 -656 -280 -656
WIRE 520 -624 -200 -624
WIRE -824 -608 -824 -656
WIRE -632 -592 -728 -592
WIRE -536 -592 -632 -592
WIRE -456 -592 -536 -592
WIRE -728 -560 -728 -592
WIRE -632 -560 -632 -592
WIRE -456 -544 -456 -592
WIRE -376 -544 -376 -656
WIRE -280 -544 -280 -656
WIRE -200 -544 -200 -624
WIRE -824 -480 -824 -528
WIRE -728 -480 -728 -496
WIRE -632 -448 -632 -480
WIRE -536 -448 -632 -448
WIRE -536 -352 -568 -352
WIRE -536 -240 -552 -240
WIRE -72 -240 -120 -240
WIRE -72 -224 -72 -240
WIRE 200 -176 200 -656
WIRE 8 -144 -120 -144
WIRE 104 -144 88 -144
WIRE 104 -96 104 -144
WIRE 152 -96 104 -96
WIRE -536 -48 -568 -48
WIRE 8 -48 -120 -48
WIRE 104 -48 104 -96
WIRE 104 -48 88 -48
WIRE -632 48 -648 48
WIRE -536 48 -552 48
WIRE -72 48 -72 -160
WIRE -72 48 -120 48
WIRE 200 48 200 -80
WIRE 200 48 -72 48
WIRE 264 48 200 48
WIRE 392 48 344 48
WIRE 408 48 392 48
WIRE 520 48 520 -624
WIRE 520 48 488 48
WIRE 584 48 520 48
WIRE 696 48 584 48
WIRE 744 48 696 48
WIRE 824 48 744 48
WIRE 584 80 584 48
WIRE 696 80 696 48
WIRE 824 80 824 48
WIRE 200 112 200 48
WIRE -536 144 -648 144
WIRE 8 144 -120 144
WIRE 104 144 88 144
WIRE 584 176 584 144
WIRE 696 176 696 144
WIRE 824 176 824 160
WIRE 104 192 104 144
WIRE 152 192 104 192
WIRE -648 240 -648 144
WIRE -584 240 -648 240
WIRE -536 240 -584 240
WIRE 8 240 -120 240
WIRE 104 240 104 192
WIRE 104 240 88 240
WIRE 200 256 200 208
WIRE -648 336 -648 240
WIRE -536 336 -648 336
WIRE -72 336 -120 336
WIRE 392 336 392 48
WIRE 392 336 -72 336
WIRE -72 352 -72 336
WIRE -648 432 -664 432
WIRE -536 432 -584 432
WIRE -72 432 -72 416
WIRE -72 432 -120 432
WIRE 520 432 520 48
WIRE 520 432 -72 432
WIRE -728 528 -808 528
WIRE -616 528 -648 528
WIRE -536 528 -616 528
WIRE -72 528 -120 528
WIRE 24 528 -72 528
WIRE 520 528 520 432
WIRE 520 528 104 528
WIRE -808 544 -808 528
WIRE -616 544 -616 528
WIRE -72 544 -72 528
WIRE -808 624 -808 608
WIRE -616 624 -616 608
WIRE -72 640 -72 624
WIRE -424 656 -424 624
WIRE -392 656 -424 656
WIRE -232 656 -232 624
FLAG -824 -480 0
FLAG -568 -352 0
FLAG -728 -480 0
FLAG -664 432 0
FLAG -232 656 0
FLAG 200 256 0
FLAG -72 640 0
FLAG 584 176 0
FLAG 696 176 0
FLAG -648 48 0
FLAG -568 -48 0
FLAG 824 176 0
FLAG -536 -592 INTVcc
FLAG -584 240 INTVcc
FLAG -792 -656 IN
FLAG 744 48 OUT
FLAG -552 -240 INTVcc
FLAG -392 656 INTVcc
FLAG -808 624 0
FLAG -616 624 0
SYMBOL voltage -824 -624 R0
SYMATTR InstName V1
SYMATTR Value 30
SYMBOL cap -744 -560 R0
SYMATTR InstName C1
SYMATTR Value 4.7u
SYMBOL cap -584 448 M270
SYMATTR InstName C2
SYMATTR Value 5n
SYMBOL cap -88 -224 R0
SYMATTR InstName C4
SYMATTR Value 0.1u
SYMBOL ind 248 64 R270
SYMATTR InstName L1
SYMATTR Value 3.3u
SYMATTR SpiceLine Ipk=68.4 Rser=0.00186 Rpar=310.86 Cpar=0 mfg="Coilcraft" pn="SER2915H-332"
SYMBOL res -8 -128 R270
SYMATTR InstName R1
SYMATTR Value 2
SYMBOL res -8 -32 R270
SYMATTR InstName R2
SYMATTR Value 2
SYMBOL res -8 160 R270
SYMATTR InstName R3
SYMATTR Value 2
SYMBOL res -8 256 R270
SYMATTR InstName R4
SYMATTR Value 2
SYMBOL res 392 64 R270
SYMATTR InstName R5
SYMATTR Value 2m
SYMBOL cap -88 352 R0
SYMATTR InstName C5
SYMATTR Value 1n
SYMBOL res 120 512 R90
SYMATTR InstName R6
SYMATTR Value 309K
SYMBOL res -88 528 R0
SYMATTR InstName R7
SYMATTR Value 10.7K
SYMBOL polcap 680 80 R0
SYMATTR Value 47u
SYMATTR InstName C7
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=35 Irms=2.86938 Rser=0.1 Lser=0
SYMBOL res -536 32 R90
SYMATTR InstName R8
SYMATTR Value 75K
SYMBOL res 808 64 R0
SYMATTR InstName R10
SYMATTR Value 1.6
SYMBOL res -648 -576 R0
SYMATTR InstName R11
SYMATTR Value 100K
SYMBOL cap -824 544 R0
SYMATTR InstName C8
SYMATTR Value 4.7n
SYMBOL res -632 512 R90
SYMATTR InstName R9
SYMATTR Value 9.3K
SYMBOL cap -632 544 R0
SYMATTR InstName C3
SYMATTR Value 47p
SYMBOL cap 568 80 R0
SYMATTR Value2 m=2
SYMATTR InstName C6
SYMATTR Value 4.7u
SYMATTR SpiceLine V=63 Irms=866.025m Rser=0.3 Lser=0 mfg="KEMET" pn="T521D475M063ATE300" type="Tantalum"
SYMBOL LTC7891 -328 -32 R0
SYMATTR InstName U1
SYMBOL SpecialFunctions\\EPC2204 152 -176 R0
SYMATTR InstName U3
SYMBOL SpecialFunctions\\EPC2204 152 112 R0
SYMATTR InstName U4