* SPICE netlist
XU1 0 NC_01 NC_02 IN N010 N003 N015 0 MP_03 NC_04 NC_05 OUT N009 N014 N016 N002 NC_06 N004 N008 N006 N012 N001 NC_07 MID N013 N005 N007 N011 MP_08 MP_09 MP_10 MP_11 MP_12 MP_13 MP_14 MP_15 MP_16 MP_17 0 LTC7812 ;pnba Freq)PLLIN/Mode)SS2)Sense2+)Sense2-)FB2)Ith2)SGND))Run1)Run2)Sense1-)Sense1+)FB1)Ith1)TK/SS1)OV2)TG1)SW1)Boost1)BG1)IntVcc)ExtVcc)Vbias)BG2)Boost2)TG2)SW2)))))))))))PGND
MQ1 MID N004 N008 N008 BSZ097N04LS
MQ2 N008 N012 0 0 BSZ097N04LS
C1 N006 N008 .1
D1 N001 N006 BAT54
L1 N008 N009 4.9 Rser=4m
R1 N009 OUT 6m
C2 OUT 0 220 Rser=5m
C3 N009 OUT .001
R2 N014 OUT 357K
R3 0 N014 68.1K
C4 N016 0 1500p Cpar=100p Rser=15K
Rload OUT 0 1
V1 IN 0 6
L2 N010 N011 1.2
R4 N010 IN 2m
MQ3 MID N007 N011 N011 BSC027N04LS
MQ4 N011 N013 0 0 BSC018N04LS
C5 MID 0 220 Rser=1m
C6 N005 N011 .1
R5 N003 MID 499K
R6 0 N003 68.1K
C7 N010 IN .001
D2 N001 N005 BAT54
C8 N015 0 .01 Rser=3.6K Cpar=820p
C9 0 N001 4.7
C11 N002 0 .001
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1760 1152
WIRE -128 -576 -560 -576
WIRE 432 -576 -128 -576
WIRE -448 -560 -496 -560
WIRE 0 -560 -448 -560
WIRE 288 -560 0 -560
WIRE -448 -544 -448 -560
WIRE -128 -528 -128 -576
WIRE 0 -528 0 -560
WIRE -448 -464 -448 -480
WIRE -352 -464 -368 -464
WIRE -272 -464 -288 -464
WIRE -816 -288 -816 -304
WIRE 432 -256 432 -576
WIRE -816 -192 -816 -208
WIRE -640 -192 -816 -192
WIRE -816 -176 -816 -192
WIRE -640 -176 -640 -192
WIRE -272 -176 -640 -176
WIRE 384 -176 256 -176
WIRE -496 -160 -496 -560
WIRE 288 -160 288 -560
WIRE -816 -80 -816 -96
WIRE -560 -80 -560 -576
WIRE -560 -80 -816 -80
WIRE -496 -80 -496 -96
WIRE -272 -80 -496 -80
WIRE 288 -80 288 -96
WIRE 288 -80 256 -80
WIRE -816 -64 -816 -80
WIRE -560 -64 -560 -80
WIRE 288 -64 288 -80
WIRE -272 16 -512 16
WIRE 288 16 288 0
WIRE 288 16 256 16
WIRE 432 16 432 -160
WIRE 432 16 288 16
WIRE 464 16 432 16
WIRE 608 16 544 16
WIRE 624 16 608 16
WIRE 720 16 704 16
WIRE 752 16 720 16
WIRE 784 16 752 16
WIRE 880 16 784 16
WIRE -816 32 -816 0
WIRE -496 32 -496 -80
WIRE 432 32 432 16
WIRE 784 32 784 16
WIRE 880 32 880 16
WIRE -800 112 -880 112
WIRE -784 112 -800 112
WIRE -688 112 -704 112
WIRE -672 112 -688 112
WIRE -560 112 -560 32
WIRE -560 112 -592 112
WIRE -496 112 -496 96
WIRE -496 112 -560 112
WIRE -272 112 -496 112
WIRE 384 112 256 112
WIRE -880 128 -880 112
WIRE -560 128 -560 112
WIRE 784 128 784 96
WIRE 880 128 880 112
WIRE 432 144 432 128
WIRE -272 208 -512 208
WIRE 304 208 256 208
WIRE 608 208 608 16
WIRE 608 208 304 208
WIRE -880 224 -880 208
WIRE 304 224 304 208
WIRE -560 240 -560 224
WIRE -688 304 -688 112
WIRE -544 304 -688 304
WIRE -272 304 -544 304
WIRE 304 304 304 288
WIRE 304 304 256 304
WIRE 720 304 720 16
WIRE 720 304 304 304
WIRE 752 304 752 16
WIRE -544 320 -544 304
WIRE -800 400 -800 112
WIRE -544 400 -544 384
WIRE -544 400 -800 400
WIRE -272 400 -544 400
WIRE 752 400 752 384
WIRE 752 400 256 400
WIRE 752 416 752 400
WIRE -400 496 -416 496
WIRE -272 496 -336 496
WIRE 288 496 256 496
WIRE 368 496 352 496
WIRE 752 512 752 496
WIRE -160 576 -160 560
WIRE 0 576 0 560
WIRE 160 576 160 560
FLAG -160 576 0
FLAG 0 576 0
FLAG 160 576 0
FLAG 432 144 0
FLAG 784 128 0
FLAG 880 128 0
FLAG 752 512 0
FLAG 368 496 0
FLAG 880 16 OUT
FLAG -880 224 0
FLAG -560 240 0
FLAG -816 32 0
FLAG -816 -304 0
FLAG -416 496 0
FLAG -880 112 IN
FLAG -448 -464 0
FLAG -368 -464 0
FLAG -128 -576 MID
SYMBOL PowerProducts\\LTC7812 0 16 R0
SYMATTR InstName U1
SYMBOL nmos 384 -256 R0
SYMATTR InstName Q1
SYMATTR Value BSZ097N04LS
SYMBOL nmos 384 32 R0
SYMATTR InstName Q2
SYMATTR Value BSZ097N04LS
SYMBOL cap 272 -64 R0
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL schottky 272 -160 R0
SYMATTR InstName D1
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL ind 448 32 R270
SYMATTR InstName L1
SYMATTR Value 4.9
SYMATTR SpiceLine Rser=4m
SYMBOL res 608 32 R270
SYMATTR InstName R1
SYMATTR Value 6m
SYMBOL cap 768 32 R0
SYMATTR InstName C2
SYMATTR Value 220
SYMATTR SpiceLine Rser=5m
SYMBOL cap 288 224 R0
SYMATTR InstName C3
SYMATTR Value .001
SYMBOL res 736 400 M180
SYMATTR InstName R2
SYMATTR Value 357K
SYMBOL res 736 512 M180
SYMATTR InstName R3
SYMATTR Value 68.1K
SYMBOL cap 288 480 M90
SYMATTR InstName C4
SYMATTR Value 1500p
SYMATTR SpiceLine Rser=15K
SYMATTR Value2 Cpar=100p
SYMBOL res 864 16 R0
SYMATTR InstName Rload
SYMATTR Value 1
SYMBOL voltage -880 112 R0
SYMATTR InstName V1
SYMATTR Value 6
SYMBOL ind -688 128 R270
SYMATTR InstName L2
SYMATTR Value 1.2
SYMBOL res -688 128 M270
SYMATTR InstName R4
SYMATTR Value 2m
SYMBOL nmos -512 -64 M0
SYMATTR InstName Q3
SYMATTR Value BSC027N04LS
SYMBOL nmos -512 128 M0
SYMATTR InstName Q4
SYMATTR Value BSC018N04LS
SYMBOL cap -832 -64 R0
SYMATTR InstName C5
SYMATTR Value 220
SYMATTR SpiceLine Rser=1m
SYMBOL cap -512 32 R0
SYMATTR InstName C6
SYMATTR Value .1
SYMBOL res -832 -192 R0
SYMATTR InstName R5
SYMATTR Value 499K
SYMBOL res -832 -304 R0
SYMATTR InstName R6
SYMATTR Value 68.1K
SYMBOL cap -560 320 R0
SYMATTR InstName C7
SYMATTR Value .001
SYMBOL schottky -512 -160 R0
SYMATTR Value BAT54
SYMATTR InstName D2
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -336 480 R90
SYMATTR InstName C8
SYMATTR Value .01
SYMATTR SpiceLine Rser=3.6K Cpar=820p
SYMBOL cap -464 -480 M180
SYMATTR InstName C9
SYMATTR Value 4.7
SYMBOL cap -288 -480 R90
SYMATTR InstName C11
SYMATTR Value .001