* SPICE netlist
R1 0 N013 4.02K
R2 0 N015 100K
R3 0 N016 499K
R4 0 N018 10K
C1 0 ss 10n
R5 N024 N025 499K
R6 N024 N026 10K
R7 N024 N027 10K
V1 N010 0 12
V2 N028 0 -5
R8 N006 N004 1K
R9 N007 N006 64.9K
R10 N008 N007 15K
C2 N007 N006 1n
C3 N003 N007 270p
C4 N003 N008 2n
R11 N001 N004 1K
R12 N002 N001 64.9K
R13 N005 N002 15K
C5 N002 N001 1n
C6 N003 N002 270p
C7 N003 N005 2n
R14 N037 N038 6.65K
R15 N034 N037 78.7K
R16 N036 N034 121K
C8 N034 N037 560p
C9 0 N034 39p
C10 0 N036 1n
R20 N024 N029 10K
V3 N019 0 12
S1 N023 N019 N021 0 FET_SW
S2 0 N023 N022 0 FET_SW
D1 N023 N019 BD
D2 0 N023 BD
L1 N023 N012 6.8 Rser=5m
R21 N012 N011 5m
C14 N019 N023 500p
C15 N023 0 500p
C16 N011 0 150 x4
R22 N011 BATT 3m
C17 BATT 0 .3 Rser=10m
R24 N014 0 10K
V4 N031 0 5
V5 N030 0 5
V6 N009 0 1.98
V7 N032 0 1.68
R17 N039 N038 6.65K
R18 N035 N039 78.7K
R19 N040 N035 121K
C11 N035 N039 560p
C12 N033 N035 39p
C13 N033 N040 1n
R25 N043 N042 6.65K
R26 N041 N043 78.7K
R27 N044 N041 121K
C18 N041 N043 560p
C19 N033 N041 39p
C20 N033 N044 1n
XU1 0 0 MP_01 N017 N020 BATT MP_02 0 MP_03 0 MP_04 0 N028 N032 N034 N038 N042 N041 N035 N033 MP_05 N031 N030 N029 N027 N026 N025 N024 N019 N022 N021 0 N018 ss N016 N015 N013 N012 N011 N010 N003 N007 N002 N004 N009 MP_06 0 N014 AD8452 ;pnba Isrefh)Isrefl))Isvp)Isvn)Bvp))Bvn))Bvrefl))Bvrefh)AVee)Vset)VVP0)Bvmea)Vsetb)Vve0)Vve1)Vint_CV))Mode)EN)Fault)CLflg)Sync)Scfg)Vreg)Vin)DL)DH)Dgnd)DT)SS)Dmax)Freq)CLvt)CLp)CLn)AVcc)Vint_CC)Ive1)Ive0)Ismea)Iset))Agnd)Vref
R23 N017 N011 10K
R28 N020 BATT 10K
C21 N017 N020 1n
C22 0 N017 100p
C23 N020 0 100p
.ic V(batt)=3.2
.tran 50m

* LTspice schematic (.asc)
Version 4
SHEET 1 2832 2144
WIRE -296 -1056 -312 -1056
WIRE -200 -1056 -232 -1056
WIRE -120 -1056 -200 -1056
WIRE 8 -1056 -56 -1056
WIRE -408 -976 -488 -976
WIRE -312 -976 -312 -1056
WIRE -312 -976 -328 -976
WIRE -296 -976 -312 -976
WIRE -200 -976 -200 -1056
WIRE -200 -976 -216 -976
WIRE -184 -976 -200 -976
WIRE -72 -976 -104 -976
WIRE 8 -976 8 -1056
WIRE 8 -976 -8 -976
WIRE -200 -912 -200 -976
WIRE -200 -912 -440 -912
WIRE -296 -864 -312 -864
WIRE -200 -864 -232 -864
WIRE -120 -864 -200 -864
WIRE 8 -864 8 -976
WIRE 8 -864 -56 -864
WIRE -488 -784 -488 -976
WIRE -408 -784 -488 -784
WIRE -312 -784 -312 -864
WIRE -312 -784 -328 -784
WIRE -296 -784 -312 -784
WIRE -200 -784 -200 -864
WIRE -200 -784 -216 -784
WIRE -184 -784 -200 -784
WIRE -72 -784 -104 -784
WIRE 8 -784 8 -864
WIRE 8 -784 -8 -784
WIRE -200 -704 -200 -784
WIRE -200 -704 -392 -704
WIRE -536 -672 -1144 -672
WIRE 8 -672 8 -784
WIRE 8 -672 -344 -672
WIRE -1144 -656 -1144 -672
WIRE -632 -640 -824 -640
WIRE -824 -624 -824 -640
WIRE 1000 -624 -248 -624
WIRE 888 -592 -200 -592
WIRE -1144 -560 -1144 -576
WIRE -824 -528 -824 -544
WIRE -120 -528 -152 -528
WIRE -8 -528 -40 -528
WIRE -680 -496 -872 -496
WIRE -872 -464 -872 -496
WIRE -680 -464 -680 -496
WIRE -632 -464 -632 -640
WIRE -584 -464 -584 -496
WIRE -536 -464 -536 -672
WIRE -488 -464 -488 -784
WIRE -440 -464 -440 -912
WIRE -392 -464 -392 -704
WIRE -344 -464 -344 -672
WIRE -248 -464 -248 -624
WIRE -200 -464 -200 -592
WIRE -152 -464 -152 -528
WIRE -872 -352 -872 -384
WIRE -792 -352 -872 -352
WIRE -24 -352 -56 -352
WIRE 168 -352 56 -352
WIRE -872 -304 -872 -352
WIRE -792 -304 -872 -304
WIRE 56 -304 -56 -304
WIRE 168 -304 136 -304
WIRE -872 -272 -872 -304
WIRE -40 -256 -56 -256
WIRE -24 -256 -40 -256
WIRE 168 -256 40 -256
WIRE -1064 -240 -1144 -240
WIRE -952 -240 -952 -256
WIRE -952 -240 -984 -240
WIRE -792 -240 -952 -240
WIRE -952 -224 -952 -240
WIRE 56 -208 -56 -208
WIRE 168 -208 136 -208
WIRE 408 -160 -56 -160
WIRE 808 -160 408 -160
WIRE -1064 -144 -1112 -144
WIRE -952 -144 -952 -160
WIRE -952 -144 -984 -144
WIRE -792 -144 -952 -144
WIRE 408 -144 408 -160
WIRE 552 -144 408 -144
WIRE 632 -144 552 -144
WIRE 808 -144 808 -160
WIRE -952 -128 -952 -144
WIRE 408 -128 408 -144
WIRE 552 -128 552 -144
WIRE 632 -128 632 -144
WIRE 360 -112 -56 -112
WIRE 264 -64 -56 -64
WIRE 808 -48 808 -64
WIRE -792 -32 -1080 -32
WIRE 408 -32 408 -48
WIRE 552 -32 552 -64
WIRE 552 -32 408 -32
WIRE 632 -32 632 -64
WIRE 632 -32 552 -32
WIRE -40 -16 -56 -16
WIRE 408 0 408 -32
WIRE 712 0 408 0
WIRE 888 0 888 -592
WIRE 888 0 792 0
WIRE 904 0 888 0
WIRE 1000 0 1000 -624
WIRE 1000 0 984 0
WIRE 1064 0 1000 0
WIRE 1160 0 1064 0
WIRE 1176 0 1160 0
WIRE 1272 0 1256 0
WIRE 1416 0 1272 0
WIRE 1064 16 1064 0
WIRE 1416 16 1416 0
WIRE 1416 16 1336 16
WIRE 216 32 -56 32
WIRE 408 32 408 0
WIRE 552 32 408 32
WIRE 632 32 552 32
WIRE 1416 32 1416 16
WIRE 408 48 408 32
WIRE 552 48 552 32
WIRE -792 64 -1048 64
WIRE 264 64 264 -64
WIRE 360 64 264 64
WIRE 632 64 632 32
WIRE -8 80 -56 80
WIRE 216 80 216 32
WIRE 216 80 72 80
WIRE -792 128 -840 128
WIRE 56 128 -56 128
WIRE 216 128 216 80
WIRE 216 128 136 128
WIRE 1064 128 1064 80
WIRE 1416 128 1416 96
WIRE 1416 128 1384 128
WIRE 408 144 408 128
WIRE 552 144 552 112
WIRE 552 144 408 144
WIRE 632 144 632 128
WIRE 632 144 552 144
WIRE 1416 144 1416 128
WIRE 408 160 408 144
WIRE -840 176 -840 128
WIRE -792 176 -840 176
WIRE 120 176 -56 176
WIRE 216 176 216 128
WIRE 216 176 200 176
WIRE -840 208 -840 176
WIRE -680 336 -680 304
WIRE -152 352 -152 304
WIRE 40 352 -152 352
WIRE 216 352 216 176
WIRE 216 352 120 352
WIRE -200 400 -200 304
WIRE 408 400 -200 400
WIRE 408 416 408 400
WIRE -680 448 -680 416
WIRE -248 464 -248 304
WIRE 328 464 -248 464
WIRE 408 512 408 496
WIRE -632 528 -632 304
WIRE -632 528 -1416 528
WIRE -344 528 -344 304
WIRE 8 528 -344 528
WIRE -584 544 -584 304
WIRE -584 544 -760 544
WIRE -392 544 -392 304
WIRE -200 544 -392 544
WIRE -1416 560 -1416 528
WIRE 328 560 328 464
WIRE -952 624 -968 624
WIRE -856 624 -888 624
WIRE -760 624 -760 544
WIRE -760 624 -776 624
WIRE -744 624 -760 624
WIRE -648 624 -664 624
WIRE -632 624 -648 624
WIRE -536 624 -536 304
WIRE -536 624 -552 624
WIRE -408 624 -536 624
WIRE -312 624 -328 624
WIRE -296 624 -312 624
WIRE -200 624 -200 544
WIRE -200 624 -216 624
WIRE -184 624 -200 624
WIRE -72 624 -104 624
WIRE 8 624 8 528
WIRE 8 624 -8 624
WIRE -1416 656 -1416 640
WIRE 328 656 328 640
WIRE -968 704 -968 624
WIRE -904 704 -968 704
WIRE -760 704 -760 624
WIRE -760 704 -840 704
WIRE -728 704 -760 704
WIRE -648 704 -648 624
WIRE -648 704 -664 704
WIRE -312 704 -312 624
WIRE -296 704 -312 704
WIRE -200 704 -200 624
WIRE -200 704 -232 704
WIRE -120 704 -200 704
WIRE 8 704 8 624
WIRE 8 704 -56 704
WIRE -968 736 -968 704
WIRE -440 784 -440 304
WIRE -248 784 -440 784
WIRE -488 832 -488 304
WIRE -456 832 -488 832
WIRE -360 832 -376 832
WIRE -344 832 -360 832
WIRE -248 832 -248 784
WIRE -248 832 -264 832
WIRE -216 832 -248 832
WIRE -120 832 -136 832
WIRE -40 832 -56 832
WIRE 8 832 8 704
WIRE 8 832 -40 832
WIRE -360 912 -360 832
WIRE -344 912 -360 912
WIRE -248 912 -248 832
WIRE -248 912 -280 912
WIRE -168 912 -248 912
WIRE -40 912 -40 832
WIRE -40 912 -104 912
WIRE -1048 976 -1048 64
WIRE 1384 976 1384 128
WIRE 1384 976 -1048 976
WIRE -1080 1008 -1080 -32
WIRE 1336 1008 1336 16
WIRE 1336 1008 -1080 1008
WIRE -1112 1040 -1112 -144
WIRE 1272 1040 1272 0
WIRE 1272 1040 -1112 1040
WIRE -1144 1072 -1144 -240
WIRE 1160 1072 1160 0
WIRE 1160 1072 -1144 1072
FLAG -40 -16 0
FLAG -584 -496 0
FLAG -824 -528 0
FLAG -680 448 0
FLAG -872 -272 0
FLAG -840 208 0
FLAG -8 -528 0
FLAG 808 -48 0
FLAG 408 160 0
FLAG 360 -64 0
FLAG 360 112 0
FLAG 1064 128 0
FLAG 1416 144 0
FLAG 1416 0 BATT
FLAG -1144 -560 0
FLAG -1416 656 0
FLAG -968 736 0
FLAG 408 512 0
FLAG 328 656 0
FLAG 168 -352 0
FLAG 168 -304 0
FLAG 168 -256 0
FLAG 168 -208 0
FLAG -952 -64 0
FLAG -952 -320 0
FLAG -40 -256 ss
SYMBOL res -24 -544 R90
SYMATTR InstName R1
SYMATTR Value 4.02K
SYMBOL res 72 -368 R90
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res 152 -320 R90
SYMATTR InstName R3
SYMATTR Value 499K
SYMBOL res 152 -224 R90
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap 40 -272 R90
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL res 88 64 R90
SYMATTR InstName R5
SYMATTR Value 499K
SYMBOL res 152 112 R90
SYMATTR InstName R6
SYMATTR Value 10K
SYMBOL res 216 160 R90
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL voltage -824 -640 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL voltage -680 320 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL res -312 -800 R90
SYMATTR InstName R8
SYMATTR Value 1K
SYMBOL res -200 -800 R90
SYMATTR InstName R9
SYMATTR Value 64.9K
SYMBOL res -88 -800 R90
SYMATTR InstName R10
SYMATTR Value 15K
SYMBOL cap -232 -880 R90
SYMATTR InstName C2
SYMATTR Value 1n
SYMBOL cap -56 -880 R90
SYMATTR InstName C3
SYMATTR Value 270p
SYMBOL cap -8 -800 R90
SYMATTR InstName C4
SYMATTR Value 2n
SYMBOL res -312 -992 R90
SYMATTR InstName R11
SYMATTR Value 1K
SYMBOL res -200 -992 R90
SYMATTR InstName R12
SYMATTR Value 64.9K
SYMBOL res -88 -992 R90
SYMATTR InstName R13
SYMATTR Value 15K
SYMBOL cap -232 -1072 R90
SYMATTR InstName C5
SYMATTR Value 1n
SYMBOL cap -56 -1072 R90
SYMATTR InstName C6
SYMATTR Value 270p
SYMBOL cap -8 -992 R90
SYMATTR InstName C7
SYMATTR Value 2n
SYMBOL res -648 640 R270
SYMATTR InstName R14
SYMATTR Value 6.65K
SYMBOL res -760 640 R270
SYMATTR InstName R15
SYMATTR Value 78.7K
SYMBOL res -872 640 R270
SYMATTR InstName R16
SYMATTR Value 121K
SYMBOL cap -728 720 R270
SYMATTR InstName C8
SYMATTR Value 560p
SYMBOL cap -904 720 R270
SYMATTR InstName C9
SYMATTR Value 39p
SYMBOL cap -952 640 R270
SYMATTR InstName C10
SYMATTR Value 1n
SYMBOL res 136 336 R90
SYMATTR InstName R20
SYMATTR Value 10K
SYMBOL voltage 808 -160 R0
SYMATTR InstName V3
SYMATTR Value 12
SYMBOL sw 408 -32 M180
SYMATTR InstName S1
SYMATTR Value FET_SW
SYMBOL sw 408 144 M180
SYMATTR InstName S2
SYMATTR Value FET_SW
SYMBOL diode 536 -64 M180
SYMATTR InstName D1
SYMATTR Value BD
SYMBOL diode 536 112 M180
SYMATTR InstName D2
SYMATTR Value BD
SYMBOL ind 696 16 R270
SYMATTR InstName L1
SYMATTR Value 6.8
SYMATTR SpiceLine Rser=5m
SYMBOL res 888 16 R270
SYMATTR InstName R21
SYMATTR Value 5m
SYMBOL cap 616 -128 R0
SYMATTR InstName C14
SYMATTR Value 500p
SYMBOL cap 616 64 R0
SYMATTR InstName C15
SYMATTR Value 500p
SYMBOL cap 1048 16 R0
SYMATTR Value 150
SYMATTR SpiceLine x4
SYMATTR InstName C16
SYMBOL res 1160 16 R270
SYMATTR InstName R22
SYMATTR Value 3m
SYMBOL cap 1400 32 R0
SYMATTR SpiceLine Rser=10m
SYMATTR InstName C17
SYMATTR Value .3
SYMBOL res -888 -480 R0
SYMATTR InstName R24
SYMATTR Value 10K
SYMBOL voltage 328 544 R0
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL voltage 408 400 R0
SYMATTR InstName V5
SYMATTR Value 5
SYMBOL voltage -1144 -672 R0
SYMATTR InstName V6
SYMATTR Value 1.98
SYMBOL voltage -1416 544 R0
SYMATTR InstName V7
SYMATTR Value 1.68
SYMBOL res -312 640 M270
SYMATTR InstName R17
SYMATTR Value 6.65K
SYMBOL res -200 640 M270
SYMATTR InstName R18
SYMATTR Value 78.7K
SYMBOL res -88 640 M270
SYMATTR InstName R19
SYMATTR Value 121K
SYMBOL cap -232 720 M270
SYMATTR InstName C11
SYMATTR Value 560p
SYMBOL cap -56 720 M270
SYMATTR InstName C12
SYMATTR Value 39p
SYMBOL cap -8 640 M270
SYMATTR InstName C13
SYMATTR Value 1n
SYMBOL res -360 848 M270
SYMATTR InstName R25
SYMATTR Value 6.65K
SYMBOL res -248 848 M270
SYMATTR InstName R26
SYMATTR Value 78.7K
SYMBOL res -120 848 M270
SYMATTR InstName R27
SYMATTR Value 121K
SYMBOL cap -280 928 M270
SYMATTR InstName C18
SYMATTR Value 560p
SYMBOL cap -104 928 M270
SYMATTR InstName C19
SYMATTR Value 39p
SYMBOL cap -56 848 M270
SYMATTR InstName C20
SYMATTR Value 1n
SYMBOL AD8452 -440 -80 R0
SYMATTR InstName U1
SYMBOL res -968 -256 R90
SYMATTR InstName R23
SYMATTR Value 10K
SYMBOL res -968 -160 R90
SYMATTR InstName R28
SYMATTR Value 10K
SYMBOL cap -968 -224 R0
SYMATTR InstName C21
SYMATTR Value 1n
SYMBOL cap -968 -320 R0
SYMATTR InstName C22
SYMATTR Value 100p
SYMBOL cap -968 -128 R0
SYMATTR InstName C23
SYMATTR Value 100p