* SPICE netlist
XU1 N004 N001 IN N007 N003 N003 NC_01 N009 N016 N018 BATT N011 N013 N017 N014 N012 N010 N006 N008 N005 0 LTC4009 ;pnba CLN)CLP)DCin)_ICL)DCdiv)_SHDN)_ACP)_CHRG)FBdiv)FB)BAT)ITH)PROG)CSN)CSP)BGate)INTVdd)SW)TGate)Boost)GND
V1 IN 0 16
D1 IN N001 B530C
R1 IN N003 14.3K
R2 N003 0 1.5K
C1 N011 0 .1 Rser=6.04K
C2 N013 0 4.7n Rpar=26.7K
R3 N016 N018 301K
R4 N018 0 32.8K
C3 BATT 0 22 V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R"
C4 N001 N004 .1
R5 N002 N004 5.1K
R6 N001 N002 33m
MQ1 N002 N008 N006 N006 BSC019NE2LSI
MQ2 N006 N012 0 0 BSC019NE2LSI
D2 N010 N005 CMDSH2-3
C5 N005 N006 .1
C6 N010 0 2
L1 N006 N015 6.8 Rser=10m
R7 N015 BATT 33m
R8 N015 N014 3.01K
R9 BATT N017 3.01K
R10 IN N007 500K
R11 IN N009 500K
C7 N002 0 22 V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R"
CBATT BATT 0 1000 V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R"
.tran 10m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 960 1088
WIRE -368 -544 -480 -544
WIRE -320 -544 -368 -544
WIRE -224 -544 -320 -544
WIRE -112 -544 -224 -544
WIRE 144 -544 -48 -544
WIRE 240 -544 144 -544
WIRE 384 -544 320 -544
WIRE 432 -544 384 -544
WIRE -480 -528 -480 -544
WIRE 432 -528 432 -544
WIRE 432 -448 432 -464
WIRE -480 -432 -480 -448
WIRE -320 -432 -320 -544
WIRE -224 -432 -224 -544
WIRE -208 -432 -224 -432
WIRE 144 -432 144 -544
WIRE 144 -432 112 -432
WIRE 144 -416 144 -432
WIRE -320 -336 -320 -352
WIRE -224 -336 -320 -336
WIRE -208 -336 -224 -336
WIRE 144 -336 144 -352
WIRE 144 -336 112 -336
WIRE 224 -336 144 -336
WIRE 384 -336 384 -544
WIRE 384 -336 304 -336
WIRE -320 -320 -320 -336
WIRE -224 -240 -224 -336
WIRE -208 -240 -224 -240
WIRE 144 -240 112 -240
WIRE 176 -240 144 -240
WIRE 288 -240 240 -240
WIRE -320 -224 -320 -240
WIRE 384 -224 384 -336
WIRE -368 -144 -368 -544
WIRE -320 -144 -368 -144
WIRE -208 -144 -240 -144
WIRE 336 -144 112 -144
WIRE 144 -128 144 -240
WIRE 288 -48 288 -240
WIRE 288 -48 112 -48
WIRE 384 -48 384 -128
WIRE 384 -48 288 -48
WIRE 480 -48 384 -48
WIRE 480 -16 480 -48
WIRE -368 48 -368 -144
WIRE -320 48 -368 48
WIRE -208 48 -240 48
WIRE 144 48 144 -64
WIRE 144 48 112 48
WIRE 160 48 144 48
WIRE 240 48 224 48
WIRE 384 64 384 -48
WIRE -336 144 -352 144
WIRE -208 144 -272 144
WIRE 336 144 112 144
WIRE 384 176 384 160
WIRE -336 240 -352 240
WIRE -208 240 -272 240
WIRE 192 240 112 240
WIRE 480 240 480 64
WIRE 480 240 272 240
WIRE -208 336 -304 336
WIRE 192 336 112 336
WIRE 480 336 480 320
WIRE 480 336 272 336
WIRE -304 432 -304 416
WIRE -208 432 -304 432
WIRE 160 432 112 432
WIRE 288 432 160 432
WIRE 480 432 480 336
WIRE 480 432 288 432
WIRE -304 448 -304 432
WIRE 160 448 160 432
WIRE 288 448 288 432
WIRE -48 512 -48 496
WIRE -304 544 -304 528
WIRE 160 544 160 512
WIRE 288 544 288 512
FLAG -48 512 0
FLAG -480 -432 0
FLAG -320 -224 0
FLAG -352 144 0
FLAG -352 240 0
FLAG -304 544 0
FLAG 160 544 0
FLAG 288 544 0
FLAG 384 176 0
FLAG 240 48 0
FLAG -480 -544 IN
FLAG 480 432 BATT
FLAG 432 -448 0
SYMBOL PowerProducts\\LTC4009 -48 0 R0
SYMATTR InstName U1
SYMBOL voltage -480 -544 R0
SYMATTR InstName V1
SYMATTR Value 16
SYMBOL schottky -112 -528 R270
SYMATTR InstName D1
SYMATTR Value B530C
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -336 -448 R0
SYMATTR InstName R1
SYMATTR Value 14.3K
SYMBOL res -336 -336 R0
SYMATTR InstName R2
SYMATTR Value 1.5K
SYMBOL cap -272 128 R90
SYMATTR InstName C1
SYMATTR Value .1
SYMATTR SpiceLine Rser=6.04K
SYMBOL cap -272 224 R90
SYMATTR InstName C2
SYMATTR Value 4.7n
SYMATTR SpiceLine Rpar=26.7K
SYMBOL res -320 320 R0
SYMATTR InstName R3
SYMATTR Value 301K
SYMBOL res -320 432 R0
SYMATTR InstName R4
SYMATTR Value 32.8K
SYMBOL cap 144 448 R0
SYMATTR InstName C3
SYMATTR Value 22
SYMATTR SpiceLine V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R"
SYMBOL cap 128 -416 R0
SYMATTR InstName C4
SYMATTR Value .1
SYMBOL res 320 -352 R90
SYMATTR InstName R5
SYMATTR Value 5.1K
SYMBOL res 224 -528 R270
SYMATTR InstName R6
SYMATTR Value 33m
SYMBOL nmos 336 -224 R0
SYMATTR InstName Q1
SYMATTR Value BSC019NE2LSI
SYMBOL nmos 336 64 R0
SYMATTR InstName Q2
SYMATTR Value BSC019NE2LSI
SYMBOL schottky 128 -64 M180
SYMATTR InstName D2
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 176 -224 R270
SYMATTR InstName C5
SYMATTR Value .1
SYMBOL cap 160 64 R270
SYMATTR InstName C6
SYMATTR Value 2
SYMBOL ind 464 -32 R0
SYMATTR InstName L1
SYMATTR Value 6.8
SYMATTR SpiceLine Rser=10m
SYMBOL res 464 224 R0
SYMATTR InstName R7
SYMATTR Value 33m
SYMBOL res 288 224 R90
SYMATTR InstName R8
SYMATTR Value 3.01K
SYMBOL res 288 320 R90
SYMATTR InstName R9
SYMATTR Value 3.01K
SYMBOL res -336 -128 R270
SYMATTR InstName R10
SYMATTR Value 500K
SYMBOL res -336 64 R270
SYMATTR InstName R11
SYMATTR Value 500K
SYMBOL cap 416 -528 R0
SYMATTR InstName C7
SYMATTR Value 22
SYMATTR SpiceLine V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R"
SYMBOL cap 272 448 R0
SYMATTR InstName BATT
SYMATTR Value 1000
SYMATTR SpiceLine V=25 Irms=0 Rser=0.003 Lser=0 mfg="TDK" pn="C575OX5RIE226M" type="X5R"