* SPICE netlist
R1 IN N002 10K
R2 N002 0 10K
C1 N001 N003 0.1
C2 OUT 0 8.12
L1 N003 OUT 2.2
R4 OUT N010 34.8K
R5 N010 0 23.2K
R6 N006 0 22K
C3 N007 0 1
R7 N011 0 31.6K
C4 N005 N004 2.2n
R3 N004 0 1.82K
R8 N007 N008 10K
C5 OUT N010 47p
M1 N003 N006 0 0 BSC080N03MS
Rload OUT 0 2
V1 IN 0 12
C6 N014 N015 0.1
C7 OUT 0 8.12
L2 N015 OUT 2.2
C8 N017 0 1
R14 N020 0 31.6K
R16 N017 N018 10K
M2 N015 N016 0 0 BSC080N03MS
A1 N012 0 0 0 0 N013 N009 0 SCHMITT Vt=0.5 vh=8m Vhigh=5 Vlow=0
R9 N017 N019 600k
R10 N019 0 100K
R11 N016 0 22K
XU3 N011 N009 N007 N002 IN N001 N003 N006 N010 N005 N008 0 MP_05 MP_06 N007 ADP5050_chan1_2 ;pnba Rt)Sync_Mode)Vreg)EN)Vin)BST)SW)DL)FB)COMP)PWRGD)PGND)))SS12
XU4 N020 N013 N017 N002 IN N014 N015 N016 N010 N005 N018 0 MP_07 MP_08 N019 ADP5050_chan1_2 ;pnba Rt)Sync_Mode)Vreg)EN)Vin)BST)SW)DL)FB)COMP)PWRGD)PGND)))SS12
V3 N012 0 PULSE(0 5 0 10n 10n 833n 1.666u)
.tran 3m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 2064 1536
WIRE -328 -768 -424 -768
WIRE -184 -768 -328 -768
WIRE 88 -768 -184 -768
WIRE 504 -768 376 -768
WIRE -424 -752 -424 -768
WIRE -328 -752 -328 -768
WIRE 504 -752 504 -768
WIRE -328 -656 -328 -672
WIRE -216 -656 -328 -656
WIRE 88 -656 -216 -656
WIRE 504 -656 504 -688
WIRE 504 -656 376 -656
WIRE 568 -656 504 -656
WIRE 696 -656 648 -656
WIRE 776 -656 696 -656
WIRE 904 -656 776 -656
WIRE 984 -656 904 -656
WIRE 1032 -656 984 -656
WIRE -424 -640 -424 -672
WIRE -328 -640 -328 -656
WIRE 904 -640 904 -656
WIRE 504 -624 504 -656
WIRE 776 -624 776 -656
WIRE 696 -560 696 -656
WIRE 904 -560 904 -576
WIRE 1032 -560 1032 -576
WIRE -328 -544 -328 -560
WIRE -88 -544 -104 -544
WIRE 8 -544 -8 -544
WIRE 88 -544 72 -544
WIRE 440 -544 376 -544
WIRE 456 -544 440 -544
WIRE 504 -512 504 -528
WIRE 72 -480 72 -544
WIRE 72 -480 -120 -480
WIRE 440 -448 440 -464
WIRE -24 -432 -56 -432
WIRE 88 -432 56 -432
WIRE 88 -320 -488 -320
WIRE 696 -320 696 -496
WIRE 696 -320 376 -320
WIRE 776 -320 776 -544
WIRE 776 -320 696 -320
WIRE 776 -304 776 -320
WIRE -56 -256 -56 -432
WIRE 88 -256 -56 -256
WIRE -8 -208 -24 -208
WIRE 88 -208 72 -208
WIRE 456 -208 376 -208
WIRE 504 -208 456 -208
WIRE 776 -208 776 -224
WIRE 504 -192 504 -208
WIRE 232 -160 232 -176
WIRE -56 -128 -56 -256
WIRE 456 -128 456 -208
WIRE 456 -128 -56 -128
WIRE 504 -112 504 -128
WIRE -488 -80 -488 -320
WIRE -488 -80 -648 -80
WIRE -888 -64 -1032 -64
WIRE -712 -64 -808 -64
WIRE -488 -48 -648 -48
WIRE -712 0 -712 -32
WIRE -184 48 -184 -768
WIRE 88 48 -184 48
WIRE 504 48 376 48
WIRE 504 64 504 48
WIRE -216 160 -216 -656
WIRE 88 160 -216 160
WIRE 504 160 504 128
WIRE 504 160 376 160
WIRE 568 160 504 160
WIRE 904 160 648 160
WIRE 984 160 984 -656
WIRE 984 160 904 160
WIRE 904 176 904 160
WIRE 504 192 504 160
WIRE 904 256 904 240
WIRE -120 272 -120 -480
WIRE 88 272 -120 272
WIRE 440 272 376 272
WIRE 456 272 440 272
WIRE 504 304 504 288
WIRE 440 368 440 352
WIRE -24 384 -56 384
WIRE 88 384 56 384
WIRE -488 496 -488 -48
WIRE 88 496 -488 496
WIRE 696 496 696 -320
WIRE 696 496 376 496
WIRE -56 544 -56 384
WIRE -56 544 -312 544
WIRE -312 560 -312 544
WIRE 88 560 -136 560
WIRE -8 608 -24 608
WIRE 88 608 72 608
WIRE 456 608 376 608
WIRE 504 608 456 608
WIRE 504 624 504 608
WIRE -312 656 -312 640
WIRE -136 656 -136 560
WIRE -136 656 -312 656
WIRE 232 656 232 640
WIRE -312 672 -312 656
WIRE -56 688 -56 544
WIRE 456 688 456 608
WIRE 456 688 -56 688
WIRE 504 704 504 688
WIRE -312 768 -312 752
FLAG 232 -160 0
FLAG -328 -544 0
FLAG 504 -512 0
FLAG 904 -560 0
FLAG 776 -208 0
FLAG 440 -448 0
FLAG 504 -112 0
FLAG -24 -208 0
FLAG -104 -544 0
FLAG 904 -656 OUT
FLAG 1032 -560 0
FLAG -424 -640 0
FLAG -424 -768 IN
FLAG 232 656 0
FLAG 504 304 0
FLAG 904 256 0
FLAG 504 704 0
FLAG -24 608 0
FLAG -712 0 0
FLAG -1032 -64 0
FLAG -312 768 0
FLAG 440 368 0
SYMBOL res -344 -768 R0
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL res -344 -656 R0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL cap 488 -752 R0
SYMATTR InstName C1
SYMATTR Value 0.1
SYMBOL cap 888 -640 R0
SYMATTR InstName C2
SYMATTR Value 8.12
SYMBOL ind 552 -640 R270
SYMATTR InstName L1
SYMATTR Value 2.2
SYMBOL res 760 -640 R0
SYMATTR InstName R4
SYMATTR Value 34.8K
SYMBOL res 760 -320 R0
SYMATTR InstName R5
SYMATTR Value 23.2K
SYMBOL res 424 -560 R0
SYMATTR InstName R6
SYMATTR Value 22K
SYMBOL cap 488 -192 R0
SYMATTR InstName C3
SYMATTR Value 1
SYMBOL res 88 -224 R90
SYMATTR InstName R7
SYMATTR Value 31.6K
SYMBOL cap 72 -560 R90
SYMATTR InstName C4
SYMATTR Value 2.2n
SYMBOL res 8 -560 R90
SYMATTR InstName R3
SYMATTR Value 1.82K
SYMBOL res -40 -416 R270
SYMATTR InstName R8
SYMATTR Value 10K
SYMBOL cap 680 -560 R0
SYMATTR InstName C5
SYMATTR Value 47p
SYMBOL nmos 456 -624 R0
SYMATTR InstName M1
SYMATTR Value BSC080N03MS
SYMBOL res 1016 -672 R0
SYMATTR InstName Rload
SYMATTR Value 2
SYMBOL VOLTAGE -424 -768 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 488 64 R0
SYMATTR InstName C6
SYMATTR Value 0.1
SYMBOL cap 888 176 R0
SYMATTR InstName C7
SYMATTR Value 8.12
SYMBOL ind 552 176 R270
SYMATTR InstName L2
SYMATTR Value 2.2
SYMBOL cap 488 624 R0
SYMATTR InstName C8
SYMATTR Value 1
SYMBOL res 88 592 R90
SYMATTR InstName R14
SYMATTR Value 31.6K
SYMBOL res -40 400 R270
SYMATTR InstName R16
SYMATTR Value 10K
SYMBOL nmos 456 192 R0
SYMATTR InstName M2
SYMATTR Value BSC080N03MS
SYMBOL Digital\\schmitt -712 -128 R0
SYMATTR InstName A1
SYMATTR Value2 Vt=0.5 vh=8m
SYMATTR SpiceLine Vhigh=5 Vlow=0
SYMATTR Description Behavioral Schmitt-Triggered inverter
SYMATTR Type schmtinv
SYMBOL res -328 544 R0
SYMATTR InstName R9
SYMATTR Value 600k
SYMBOL res -328 656 R0
SYMATTR InstName R10
SYMATTR Value 100K
SYMBOL res 424 256 R0
SYMATTR InstName R11
SYMATTR Value 22K
SYMBOL ADP5050_chan1_2 232 -480 R0
SYMATTR InstName U3
SYMBOL ADP5050_chan1_2 232 336 R0
SYMATTR InstName U4
SYMBOL voltage -792 -64 R90
SYMATTR InstName V3
SYMATTR Value PULSE(0 5 0 10n 10n 833n 1.666u)