* SPICE netlist
XU1 IN N001 0 0 IN NC_01 N006 IN NC_02 0 0 NC_03 N013 N007 N011 N010 INTVcc 0 OUT N003 N004 N002 N005 NC_04 0 N009 N008 OUT 0 LTC7806 ;pnba SENSE1+)SENSE1-)FREQ)MODE)RUN)IMON)SENSE2-)SENSE2+)ILIM)VPRG)OVMODE)CLKOUT)TG2)SW2)BOOST2)BG2)INTVcc)EXTVcc)VBIAS)BG1)BOOST1)SW1)TG1)PGOOD)PLLIN/SPREAD)SS)ITH)VFB)GND
R1 N001 IN 2m
L1 N001 N002 2 Rser=1.5m
M1 N002 N003 0 0 BSC022N04LS6
C1 N004 N002 0.1
M2 OUT N005 N002 N002 BSC022N04LS6
R2 N006 IN 2m
L2 N006 N007 2 Rser=1.5m
M3 N007 N010 0 0 BSC022N04LS6
C2 N011 N007 0.1
M4 OUT N013 N007 N007 BSC022N04LS6
C3 OUT 0 100 Rser=22m
R3 OUT 0 2
C4 IN 0 10 x2
V1 IN 0 12
C5 INTVcc 0 4.7
D1 INTVcc N004 RB160MM-90
D2 INTVcc N011 RB160MM-90
C6 N009 0 10n
C7 N012 N008 22n
C9 OUT 0 10 X4 Rser=5m
R4 N012 0 3.65k
C8 N008 0 220p
.tran 0 1.3m 0 startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1760 800
WIRE -848 -384 -864 -384
WIRE -752 -384 -848 -384
WIRE -592 -384 -752 -384
WIRE -32 -384 -592 -384
WIRE 32 -384 -32 -384
WIRE 224 -384 112 -384
WIRE 368 -384 304 -384
WIRE 560 -384 368 -384
WIRE 592 -384 560 -384
WIRE 752 -384 688 -384
WIRE 848 -384 752 -384
WIRE 880 -384 848 -384
WIRE -864 -352 -864 -384
WIRE -752 -352 -752 -384
WIRE 0 -352 32 -384
WIRE 144 -352 112 -384
WIRE 368 -336 368 -384
WIRE -592 -320 -592 -384
WIRE -544 -320 -592 -320
WIRE 0 -320 0 -352
WIRE 0 -320 -64 -320
WIRE 144 -288 144 -352
WIRE 144 -288 -64 -288
WIRE 752 -288 752 -384
WIRE -592 -272 -672 -272
WIRE -544 -272 -592 -272
WIRE -864 -256 -864 -272
WIRE -752 -256 -752 -288
WIRE 320 -256 -64 -256
WIRE -672 -240 -672 -272
WIRE -544 -224 -576 -224
WIRE 32 -224 -64 -224
WIRE 112 -224 32 -224
WIRE 240 -224 176 -224
WIRE 368 -224 368 -240
WIRE 32 -208 32 -224
WIRE -672 -160 -672 -176
WIRE 32 -128 32 -144
WIRE 32 -128 -64 -128
WIRE 560 -128 560 -384
WIRE 560 -128 32 -128
WIRE 752 -128 752 -224
WIRE 608 -96 608 -336
WIRE 608 -96 -64 -96
WIRE 880 -64 880 -384
WIRE 880 -64 -64 -64
WIRE 880 -32 880 -64
WIRE 880 -32 -64 -32
WIRE -32 48 -32 -384
WIRE 32 48 -32 48
WIRE 224 48 112 48
WIRE 368 48 304 48
WIRE 560 48 368 48
WIRE 592 48 560 48
WIRE 752 48 688 48
WIRE 880 48 880 -32
WIRE 880 48 752 48
WIRE 0 80 32 48
WIRE 144 80 112 48
WIRE 368 96 368 48
WIRE 0 112 0 80
WIRE 0 112 -64 112
WIRE 880 112 880 48
WIRE -752 144 -864 144
WIRE -544 144 -752 144
WIRE 144 144 144 80
WIRE 144 144 -64 144
WIRE -752 176 -752 144
WIRE -544 176 -656 176
WIRE 320 176 -64 176
WIRE -544 208 -576 208
WIRE 32 208 -64 208
WIRE 112 208 32 208
WIRE 240 208 176 208
WIRE 368 208 368 192
WIRE 752 208 752 48
WIRE 32 224 32 208
WIRE -656 240 -656 176
WIRE -576 240 -576 208
WIRE -544 240 -576 240
WIRE -864 256 -864 144
WIRE -576 272 -576 240
WIRE -544 272 -576 272
WIRE -752 288 -752 240
WIRE -576 304 -576 272
WIRE -544 304 -576 304
WIRE 32 304 32 288
WIRE 32 304 -64 304
WIRE 560 304 560 48
WIRE 560 304 32 304
WIRE -576 336 -576 304
WIRE -544 336 -576 336
WIRE 608 336 608 96
WIRE 608 336 -64 336
WIRE 752 336 752 272
WIRE 880 336 880 192
WIRE -864 400 -864 320
WIRE -752 400 -752 368
WIRE -656 400 -656 304
WIRE -576 400 -576 336
WIRE -304 400 -304 368
FLAG 368 -224 0
FLAG 368 208 0
FLAG 752 336 0
FLAG 880 336 0
FLAG -752 -256 0
FLAG -864 -256 0
FLAG 848 -384 OUT
FLAG -848 -384 IN
FLAG -672 -160 0
FLAG -592 -272 INTVcc
FLAG 240 -224 INTVcc
FLAG -576 -224 0
FLAG -304 400 0
FLAG 240 208 INTVcc
FLAG -576 400 0
FLAG -656 400 0
FLAG 752 -128 0
FLAG -752 400 0
FLAG -864 400 0
SYMBOL LTC7806 -304 0 R0
SYMATTR InstName U1
SYMBOL res 128 -400 R90
SYMATTR InstName R1
SYMATTR Value 2m
SYMBOL ind 208 -368 R270
SYMATTR InstName L1
SYMATTR Value 2
SYMATTR SpiceLine Rser=1.5m
SYMBOL nmos 320 -336 R0
SYMATTR InstName M1
SYMATTR Value BSC022N04LS6
SYMBOL cap 16 -208 R0
SYMATTR InstName C1
SYMATTR Value 0.1
SYMBOL nmos 688 -336 M270
SYMATTR InstName M2
SYMATTR Value BSC022N04LS6
SYMBOL res 128 32 R90
SYMATTR InstName R2
SYMATTR Value 2m
SYMBOL ind 208 64 R270
SYMATTR InstName L2
SYMATTR Value 2
SYMATTR SpiceLine Rser=1.5m
SYMBOL nmos 320 96 R0
SYMATTR InstName M3
SYMATTR Value BSC022N04LS6
SYMBOL cap 16 224 R0
SYMATTR InstName C2
SYMATTR Value 0.1
SYMBOL nmos 688 96 M270
SYMATTR InstName M4
SYMATTR Value BSC022N04LS6
SYMBOL cap 736 208 R0
SYMATTR SpiceLine Rser=22m
SYMATTR InstName C3
SYMATTR Value 100
SYMBOL res 864 96 R0
SYMATTR InstName R3
SYMATTR Value 2
SYMBOL cap -768 -352 R0
SYMATTR Value 10
SYMATTR SpiceLine x2
SYMATTR InstName C4
SYMBOL voltage -864 -368 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap -688 -240 R0
SYMATTR InstName C5
SYMATTR Value 4.7
SYMBOL schottky 176 -240 R90
SYMATTR InstName D1
SYMATTR Value RB160MM-90
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 176 192 R90
SYMATTR InstName D2
SYMATTR Value RB160MM-90
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -672 240 R0
SYMATTR InstName C6
SYMATTR Value 10n
SYMBOL cap -768 240 M180
SYMATTR InstName C7
SYMATTR Value 22n
SYMBOL cap 736 -288 R0
SYMATTR SpiceLine Rser=5m
SYMATTR Value2 X4
SYMATTR InstName C9
SYMATTR Value 10
SYMBOL res -768 272 R0
SYMATTR InstName R4
SYMATTR Value 3.65k
SYMBOL cap -880 256 R0
SYMATTR InstName C8
SYMATTR Value 220p