* SPICE netlist
V1 IN 0 12
C6 0 DRVCC 10
C2 OUT 0 100 x2 Rser=5m
C1 OUT 0 100 x2 Rser=2m
V3 CLK_EXT 0 PULSE(0 5 1.8m 1n 1n 500n 1u 500)
C8 CLK_EXT SYNC/PWM_CFG 1.5n
R2 SYNC/PWM_CFG 0 162k
R3 EXTVCC _ALERT 100k
R1 EXTVCC PGOOD 100k
C5 0 VDD18 4.7
C7 0 INTVCC 10
V2 RUN 0 PWL(500u 0 500.001u 5 2500u 5 2500.001u 0)
L1 SW OUT 470n Rser=2.5m
V4 EXTVCC 0 5
XU1 IN SW 0 SW BOOST BOOST DRVCC INTVCC EXTVCC VDD18 _ALERT 0 OUT 0 RUN PGOOD 0 SYNC/PWM_CFG LT7170 FREQUENCY_SWITCH=750k VOUT_RANGE=0 VOUT_COMMAND=0.85 VIN_ON= 1.4 VIN_OFF=1.35 TON_DELAY=.01m TON_RISE=.5m TOFF_DELAY=.2m TOFF_FALL=.3m ILIM_RANGE=0 GMEA_CONTROL=10 RITH=7k CITH=320p MFR_PWM_PHASE=180 VOUT_UV_FAULT_LIMIT=0.6 VOUT_OV_FAULT_LIMIT=1 VOUT_UV_WARN_LIMIT=0.5 VOUT_OV_WARN_LIMIT=0.9 MFR_DISCHARGE_THRESHOLD=0.2 ;pnba PVIN)SW0)SGND)SW1)BOOST0)BOOST1)DRVCC)INTVCC)EXTVCC)VDD18)_ALERT)PGND)VSENSEP)VSENSEN)RUN)PGOOD)VOUT_CFG)SYNC/PWM_CFG
C3 BOOST SW 0.1
S1 0 OUT N001 0 Rload
V5 N001 0 PULSE(0 8 1.2m 100n 100n 300u)
.tran 3.5m startup

* LTspice schematic (.asc)
Version 4.1
SHEET 1 1360 848
WIRE -200 -424 -680 -424
WIRE 264 -424 216 -424
WIRE -680 -408 -680 -424
WIRE -248 -328 -504 -328
WIRE -200 -328 -248 -328
WIRE 264 -328 264 -424
WIRE 264 -328 216 -328
WIRE -680 -312 -680 -328
WIRE -504 -312 -504 -328
WIRE 264 -312 264 -328
WIRE -376 -232 -392 -232
WIRE -248 -232 -312 -232
WIRE -200 -232 -248 -232
WIRE 264 -232 264 -248
WIRE 264 -232 216 -232
WIRE 360 -232 264 -232
WIRE 504 -232 440 -232
WIRE 600 -232 504 -232
WIRE 664 -232 600 -232
WIRE 680 -232 664 -232
WIRE 504 -216 504 -232
WIRE 600 -216 600 -232
WIRE -504 -200 -504 -232
WIRE -376 -136 -392 -136
WIRE -264 -136 -312 -136
WIRE -200 -136 -264 -136
WIRE 264 -136 264 -232
WIRE 264 -136 216 -136
WIRE 504 -104 504 -152
WIRE 600 -104 600 -152
WIRE -488 -40 -520 -40
WIRE -264 -40 -408 -40
WIRE -200 -40 -264 -40
WIRE 680 -40 680 -232
WIRE 680 -40 216 -40
WIRE 680 -24 680 -40
WIRE 360 -8 328 -8
WIRE 632 -8 440 -8
WIRE -376 56 -392 56
WIRE -264 56 -312 56
WIRE -200 56 -264 56
WIRE 680 56 216 56
WIRE 680 88 680 56
WIRE -200 152 -216 152
WIRE 296 152 216 152
WIRE 376 152 296 152
WIRE 520 152 456 152
WIRE 552 152 520 152
WIRE -472 248 -584 248
WIRE -312 248 -408 248
WIRE -296 248 -312 248
WIRE -200 248 -296 248
WIRE 296 248 216 248
WIRE 376 248 296 248
WIRE 552 248 552 152
WIRE 552 248 456 248
WIRE -296 264 -296 248
WIRE -584 296 -584 248
WIRE -72 344 -72 328
WIRE 88 344 88 328
WIRE -584 424 -584 376
FLAG 88 344 0
FLAG -72 344 0
FLAG -392 -136 0
FLAG -680 -424 IN
FLAG -680 -312 0
FLAG 600 -104 0
FLAG 664 -232 OUT
FLAG 504 -104 0
FLAG -248 -328 RUN
FLAG -584 424 0
FLAG -584 248 CLK_EXT
FLAG -312 248 SYNC/PWM_CFG
FLAG -296 344 0
FLAG 520 152 EXTVCC
FLAG 296 248 _ALERT
FLAG -264 -136 DRVCC
FLAG -264 56 INTVCC
FLAG -264 -40 EXTVCC
FLAG 296 152 PGOOD
FLAG -392 -232 0
FLAG -248 -232 VDD18
FLAG -392 56 0
FLAG -504 -200 0
FLAG -520 -40 0
FLAG 680 88 0
FLAG -216 152 0
FLAG 264 -424 BOOST
FLAG 264 -232 SW
FLAG 328 -8 0
FLAG 632 40 0
SYMBOL voltage -680 -424 M0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap -376 -152 M90
SYMATTR InstName C6
SYMATTR Value 10
SYMBOL cap 584 -216 R0
SYMATTR Value2 x2
SYMATTR Value 100
SYMATTR InstName C2
SYMATTR SpiceLine Rser=5m
SYMBOL cap 488 -216 R0
SYMATTR Value2 x2
SYMATTR Value 100
SYMATTR InstName C1
SYMATTR SpiceLine Rser=2m
SYMBOL voltage -584 280 M0
SYMATTR InstName V3
SYMATTR Value PULSE(0 5 1.8m 1n 1n 500n 1u 500)
SYMBOL cap -472 232 M90
SYMATTR InstName C8
SYMATTR Value 1.5n
SYMBOL res -312 248 R0
SYMATTR InstName R2
SYMATTR Value 162k
SYMBOL res 472 232 R90
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL res 472 136 R90
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL cap -376 -248 M90
SYMATTR InstName C5
SYMATTR Value 4.7
SYMBOL cap -376 40 M90
SYMATTR InstName C7
SYMATTR Value 10
SYMBOL voltage -504 -328 M0
SYMATTR InstName V2
SYMATTR Value PWL(500u 0 500.001u 5 2500u 5 2500.001u 0)
SYMBOL ind 344 -216 R270
SYMATTR InstName L1
SYMATTR Value 470n
SYMATTR SpiceLine Rser=2.5m
SYMBOL voltage -392 -40 M270
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL LT7170 8 -136 R0
SYMATTR InstName U1
SYMATTR SpiceLine FREQUENCY_SWITCH=750k VOUT_RANGE=0 VOUT_COMMAND=0.85 VIN_ON= 1.4 VIN_OFF=1.35 TON_DELAY=.01m TON_RISE=.5m TOFF_DELAY=.2m TOFF_FALL=.3m ILIM_RANGE=0
SYMBOL cap 248 -312 R0
SYMATTR InstName C3
SYMATTR Value 0.1
SYMBOL sw 680 72 M180
SYMATTR InstName S1
SYMATTR Value Rload
SYMBOL voltage 456 -8 R90
SYMATTR InstName V5
SYMATTR Value PULSE(0 8 1.2m 100n 100n 300u)