* SPICE netlist
V1 IN 0 12
C5 0 VDD181 4.7
V2 RUN 0 PWL(500u 5 500.001u 5 2500u 5 2500.001u 0)
R5 EXTVCC _ALERT 100k
R6 EXTVCC PGOOD 100k
C9 0 DRVCC1 10
R7 EXTVCC _FAULT 6.8k
L2 SW2 VSENSP 330n Rser=2.5m
C12 SW2 BOOST12 0.1
C13 BOOST02 SW2 0.1
R8 VSENSP 0 0.1
C14 0 INTVCC 10
V5 EXTVCC 0 5
R1 SHARE_CLK EXTVCC 11.4k
C1 0 VDD182 4.7
C2 SW1 BOOST11 0.1
C3 BOOST01 SW1 0.1
L1 SW1 VSENSP 330n Rser=2.5m
C7 0 DRVCC2 10
C8 0 INTVCC 10
C15 ITH P001 2200p
R2 P001 0 3.3k
C16 ITH 0 66p
C10 VSENSP 0 100 x2 Rser=2.5m
C4 VSENSP 0 100 x2 Rser=2.5m
C6 VSENSP 0 100 x2 Rser=2.5m
I1 VSENSP 0 PULSE(0 20 0.8m 100n 100n 300u)
XU1 IN SW1 0 SW1 BOOST01 BOOST11 DRVCC1 INTVCC EXTVCC VDD181 _ALERT 0 VSENSP 0 RUN PGOOD ITH SYNC 0 0 _FAULT SHARE_CLK NC_01 0 LT7171 FREQUENCY_SWITCH=1000k VOUT_RANGE=0 VOUT_COMMAND=1 VIN_ON= 1.4 VIN_OFF=1.35 TON_DELAY=.01m TON_RISE=.5m TOFF_DELAY=.2m TOFF_FALL=.3m ILIM_RANGE=3 EN_SYNC_OUT=1 GMEA_CONTROL=10 RITH=7k CITH=320p MFR_PWM_PHASE=0 VOUT_UV_FAULT_LIMIT=0.6 VOUT_OV_FAULT_LIMIT=1.5 VOUT_UV_WARN_LIMIT=0.7 VOUT_OV_WARN_LIMIT=1.2 MFR_DISCHARGE_THRESHOLD=0.2 MFR_RETRY_DELAY=10m TON_MAX_FAULT_LIMIT=5m ;pnba PVIN)SW0)SGND)SW1)BOOST0)BOOST1)DRVCC)INTVCC)EXTVCC)VDD18)_ALERT)PGND)VSENSEP)VSENSEN)RUN)PGOOD)ITH)SYNC)PWM_CFG)VOUT_CFG)_FAULT)SHARE_CLK)ASEL)WP
XU2 IN SW2 0 SW2 BOOST02 BOOST12 DRVCC2 INTVCC EXTVCC VDD182 _ALERT 0 VSENSP 0 RUN PGOOD ITH SYNC 0 0 _FAULT SHARE_CLK NC_02 0 LT7171 FREQUENCY_SWITCH=1000k VOUT_RANGE=0 VOUT_COMMAND=1 VIN_ON= 1.4 VIN_OFF=1.35 TON_DELAY=.01m TON_RISE=.5m TOFF_DELAY=.2m TOFF_FALL=.3m ILIM_RANGE=3 EN_SYNC_OUT=1 GMEA_CONTROL=10 RITH=7k CITH=320p MFR_PWM_PHASE=180 VOUT_UV_FAULT_LIMIT=0.6 VOUT_OV_FAULT_LIMIT=1.5 VOUT_UV_WARN_LIMIT=0.7 VOUT_OV_WARN_LIMIT=1.2 MFR_DISCHARGE_THRESHOLD=0.2 MFR_RETRY_DELAY=10m TON_MAX_FAULT_LIMIT=5m ;pnba PVIN)SW0)SGND)SW1)BOOST0)BOOST1)DRVCC)INTVCC)EXTVCC)VDD18)_ALERT)PGND)VSENSEP)VSENSEN)RUN)PGOOD)ITH)SYNC)PWM_CFG)VOUT_CFG)_FAULT)SHARE_CLK)ASEL)WP
.tran 2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1792 2288
WIRE -816 -1144 -896 -1144
WIRE -368 -1144 -816 -1144
WIRE 112 -1144 48 -1144
WIRE 112 -1128 112 -1144
WIRE -896 -1096 -896 -1144
WIRE -416 -1048 -720 -1048
WIRE -368 -1048 -416 -1048
WIRE 112 -1048 112 -1064
WIRE 112 -1048 48 -1048
WIRE -896 -1000 -896 -1016
WIRE -720 -1000 -720 -1048
WIRE 112 -1000 112 -1048
WIRE 192 -1000 112 -1000
WIRE 352 -1000 272 -1000
WIRE 448 -1000 352 -1000
WIRE 512 -1000 448 -1000
WIRE 640 -1000 512 -1000
WIRE 352 -984 352 -1000
WIRE 448 -984 448 -1000
WIRE -608 -952 -656 -952
WIRE -448 -952 -528 -952
WIRE -368 -952 -448 -952
WIRE 112 -952 112 -1000
WIRE 112 -952 48 -952
WIRE 112 -936 112 -952
WIRE -720 -888 -720 -920
WIRE 352 -888 352 -920
WIRE 448 -888 448 -920
WIRE 112 -856 112 -872
WIRE 112 -856 48 -856
WIRE -368 -760 -432 -760
WIRE 496 -760 48 -760
WIRE 640 -760 640 -1000
WIRE 640 -760 496 -760
WIRE 896 -760 640 -760
WIRE 896 -744 896 -760
WIRE -752 -664 -784 -664
WIRE -656 -664 -656 -952
WIRE -656 -664 -672 -664
WIRE -432 -664 -656 -664
WIRE -368 -664 -432 -664
WIRE 496 -664 48 -664
WIRE 640 -664 640 -680
WIRE 640 -664 496 -664
WIRE 896 -664 640 -664
WIRE 640 -648 640 -664
WIRE -416 -568 -432 -568
WIRE -368 -568 -416 -568
WIRE 128 -568 48 -568
WIRE 208 -568 128 -568
WIRE 384 -568 288 -568
WIRE -368 -472 -416 -472
WIRE 128 -472 48 -472
WIRE 208 -472 128 -472
WIRE 384 -472 384 -568
WIRE 384 -472 288 -472
WIRE -416 -424 -416 -472
WIRE -416 -424 -464 -424
WIRE -416 -376 -416 -424
WIRE -368 -376 -416 -376
WIRE 128 -376 48 -376
WIRE 208 -376 128 -376
WIRE 384 -376 384 -472
WIRE 384 -376 288 -376
WIRE -624 -280 -640 -280
WIRE -512 -280 -560 -280
WIRE -368 -280 -512 -280
WIRE 128 -280 48 -280
WIRE 240 -280 128 -280
WIRE 320 -280 304 -280
WIRE -448 -184 -512 -184
WIRE -368 -184 -448 -184
WIRE 128 -184 48 -184
WIRE 240 -184 128 -184
WIRE 320 -184 304 -184
WIRE -240 -88 -240 -104
WIRE -80 -88 -80 -104
WIRE -512 -24 -512 -40
WIRE -416 88 -464 88
WIRE -368 88 -416 88
WIRE 112 88 48 88
WIRE 112 104 112 88
WIRE -432 184 -464 184
WIRE -368 184 -432 184
WIRE 112 184 112 168
WIRE 112 184 48 184
WIRE 112 232 112 184
WIRE 240 232 112 232
WIRE 448 232 320 232
WIRE 512 232 448 232
WIRE 448 248 448 232
WIRE -448 280 -464 280
WIRE -368 280 -448 280
WIRE 112 280 112 232
WIRE 112 280 48 280
WIRE 112 296 112 280
WIRE 448 344 448 312
WIRE 112 376 112 360
WIRE 112 376 48 376
WIRE -368 472 -448 472
WIRE 112 472 48 472
WIRE 160 472 112 472
WIRE -432 568 -448 568
WIRE -368 568 -432 568
WIRE 112 568 48 568
WIRE 160 568 112 568
WIRE -432 664 -448 664
WIRE -368 664 -432 664
WIRE 112 664 48 664
WIRE 144 664 112 664
WIRE -368 760 -416 760
WIRE 112 760 48 760
WIRE 160 760 112 760
WIRE -416 808 -416 760
WIRE -416 808 -464 808
WIRE -416 856 -416 808
WIRE -368 856 -416 856
WIRE 112 856 48 856
WIRE 160 856 112 856
WIRE -624 952 -640 952
WIRE -512 952 -560 952
WIRE -368 952 -512 952
WIRE 112 952 48 952
WIRE 208 952 112 952
WIRE 288 952 272 952
WIRE -416 1048 -448 1048
WIRE -368 1048 -416 1048
WIRE 96 1048 48 1048
WIRE 208 1048 96 1048
WIRE 288 1048 272 1048
WIRE -448 1128 -448 1112
WIRE -240 1144 -240 1128
WIRE -80 1144 -80 1128
FLAG -80 -88 0
FLAG -240 -88 0
FLAG -816 -1144 IN
FLAG -896 -1000 0
FLAG -416 -1048 RUN
FLAG 320 -184 0
FLAG 128 -184 VDD181
FLAG -720 -888 0
FLAG 384 -472 EXTVCC
FLAG 128 -376 _ALERT
FLAG 128 -472 PGOOD
FLAG 320 -280 0
FLAG 128 -280 DRVCC1
FLAG 128 -568 _FAULT
FLAG 448 -888 0
FLAG 512 -1000 OUT
FLAG 112 88 BOOST02
FLAG 640 -648 0
FLAG -512 -280 INTVCC
FLAG -640 -280 0
FLAG -432 -664 EXTVCC
FLAG -784 -664 0
FLAG -432 -760 0
FLAG -464 -424 0
FLAG 112 376 BOOST12
FLAG 112 232 SW2
FLAG -80 1144 0
FLAG -240 1144 0
FLAG 288 1048 0
FLAG 96 1048 VDD182
FLAG -448 -952 SHARE_CLK
FLAG 112 856 _ALERT
FLAG 112 760 PGOOD
FLAG 112 664 _FAULT
FLAG 112 -1144 BOOST01
FLAG 112 -856 BOOST11
FLAG 112 -1000 SW1
FLAG 448 344 0
FLAG 512 232 OUT
FLAG 496 -760 VSENSP
FLAG 496 -664 VSENSN
FLAG 112 472 VSENSP
FLAG 112 568 VSENSN
FLAG 288 952 0
FLAG 112 952 DRVCC2
FLAG -432 184 RUN
FLAG -448 280 SHARE_CLK
FLAG -448 472 0
FLAG -432 568 EXTVCC
FLAG -416 88 IN
FLAG -432 664 SYNC
FLAG -416 -568 SYNC
FLAG -464 808 0
FLAG -512 952 INTVCC
FLAG -640 952 0
FLAG -512 -24 0
FLAG -448 -184 ITH
FLAG -416 1048 ITH
FLAG -448 1128 0
FLAG 352 -888 0
SYMBOL voltage -896 -1112 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 304 -168 M270
SYMATTR InstName C5
SYMATTR Value 4.7
SYMBOL voltage -720 -1016 M0
SYMATTR InstName V2
SYMATTR Value PWL(500u 5 500.001u 5 2500u 5 2500.001u 0)
SYMBOL res 304 -392 R90
SYMATTR InstName R5
SYMATTR Value 100k
SYMBOL res 304 -488 R90
SYMATTR InstName R6
SYMATTR Value 100k
SYMBOL cap 304 -264 M270
SYMATTR InstName C9
SYMATTR Value 10
SYMBOL res 304 -584 R90
SYMATTR InstName R7
SYMATTR Value 6.8k
SYMBOL ind 224 248 R270
SYMATTR InstName L2
SYMATTR Value 330n
SYMATTR SpiceLine Rser=2.5m
SYMBOL cap 96 296 R0
SYMATTR InstName C12
SYMATTR Value 0.1
SYMBOL cap 96 104 R0
SYMATTR InstName C13
SYMATTR Value 0.1
SYMBOL res 624 -776 R0
SYMATTR InstName R8
SYMATTR Value 0.1
SYMBOL cap -624 -296 M90
SYMATTR InstName C14
SYMATTR Value 10
SYMBOL voltage -656 -664 M270
SYMATTR InstName V5
SYMATTR Value 5
SYMBOL res -512 -968 R90
SYMATTR InstName R1
SYMATTR Value 11.4k
SYMBOL cap 272 1064 M270
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL cap 96 -936 R0
SYMATTR InstName C2
SYMATTR Value 0.1
SYMBOL cap 96 -1128 R0
SYMATTR InstName C3
SYMATTR Value 0.1
SYMBOL ind 176 -984 R270
SYMATTR InstName L1
SYMATTR Value 330n
SYMATTR SpiceLine Rser=2.5m
SYMBOL cap 272 968 M270
SYMATTR InstName C7
SYMATTR Value 10
SYMBOL cap -624 936 M90
SYMATTR InstName C8
SYMATTR Value 10
SYMBOL cap -528 -184 R0
SYMATTR InstName C15
SYMATTR Value 2200p
SYMBOL res -528 -136 R0
SYMATTR InstName R2
SYMATTR Value 3.3k
SYMBOL cap -464 1048 R0
SYMATTR InstName C16
SYMATTR Value 66p
SYMBOL cap 336 -984 R0
SYMATTR Value2 x2
SYMATTR InstName C10
SYMATTR Value 100
SYMATTR SpiceLine Rser=2.5m
SYMBOL cap 432 -984 R0
SYMATTR Value2 x2
SYMATTR InstName C4
SYMATTR Value 100
SYMATTR SpiceLine Rser=2.5m
SYMBOL cap 432 248 R0
SYMATTR Value2 x2
SYMATTR InstName C6
SYMATTR Value 100
SYMATTR SpiceLine Rser=2.5m
SYMBOL current 896 -744 M0
SYMATTR Value PULSE(0 20 0.8m 100n 100n 300u)
SYMATTR InstName I1
SYMBOL LT7171 -160 -856 R0
SYMATTR InstName U1
SYMATTR SpiceLine FREQUENCY_SWITCH=1000k VOUT_RANGE=0 VOUT_COMMAND=1 VIN_ON= 1.4 VIN_OFF=1.35 TON_DELAY=.01m TON_RISE=.5m TOFF_DELAY=.2m TOFF_FALL=.3m ILIM_RANGE=3
SYMATTR SpiceLine2 EN_SYNC_OUT=1 GMEA_CONTROL=10 RITH=7k CITH=320p MFR_PWM_PHASE=0 VOUT_UV_FAULT_LIMIT=0.6 VOUT_OV_FAULT_LIMIT=1.5 VOUT_UV_WARN_LIMIT=0.7 VOUT_OV_WARN_LIMIT=1.2 MFR_DISCHARGE_THRESHOLD=0.2 MFR_RETRY_DELAY=10m TON_MAX_FAULT_LIMIT=5m
SYMBOL LT7171 -160 376 R0
SYMATTR InstName U2
SYMATTR SpiceLine FREQUENCY_SWITCH=1000k VOUT_RANGE=0 VOUT_COMMAND=1 VIN_ON= 1.4 VIN_OFF=1.35 TON_DELAY=.01m TON_RISE=.5m TOFF_DELAY=.2m TOFF_FALL=.3m ILIM_RANGE=3
SYMATTR SpiceLine2 EN_SYNC_OUT=1 GMEA_CONTROL=10 RITH=7k CITH=320p MFR_PWM_PHASE=180 VOUT_UV_FAULT_LIMIT=0.6 VOUT_OV_FAULT_LIMIT=1.5 VOUT_UV_WARN_LIMIT=0.7 VOUT_OV_WARN_LIMIT=1.2 MFR_DISCHARGE_THRESHOLD=0.2 MFR_RETRY_DELAY=10m TON_MAX_FAULT_LIMIT=5m