* SPICE netlist
MQ1 N001 N005 N006 N006 Si7370DP
L1 IN N001 19.4 Rser=5m Rpar=5K
D1 N001 OUT PDS760
R1 N009 0 66.5K
R2 OUT N011 475K
R3 N011 0 12.4K
R4 IN N004 84.5K
R5 N004 0 24.9K
V1 IN 0 10
C1 OUT 0 100 Rser=20m
R6 N006 0 6m
C2 0 N002 4.7
XU1 0 NC_01 NC_02 0 N009 N013 N012 N011 0 NC_03 NC_04 0 N010 0 MP_05 N008 0 N005 N002 IN N004 0 N006 N003 LTC3862 ;pnba Dmax)Slope)Blank)PhaseMode)Freq)SS)Ith)FB)SGND)CLKOut)SYNC)PLLFLTR)Sense2+)Sense2-))Gate2)PGND)Gate1)INTVcc)Vin)Run)Sense1-)Sense1+)3V8
C3 0 N013 .002
C4 0 N003 .001
C5 0 N012 .01 Rser=50K Cpar=100p
L2 IN N007 19.4 Rser=5m Rpar=5K
R7 N010 0 6m
MQ2 N007 N008 N010 N010 Si7370DP
D2 N007 OUT PDS760
Rload OUT 0 20
.tran 1.5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1248 1056
WIRE -496 -528 -624 -528
WIRE -288 -528 -496 -528
WIRE 192 -528 -288 -528
WIRE 320 -528 192 -528
WIRE -624 -512 -624 -528
WIRE 192 -512 192 -528
WIRE -496 -432 -496 -528
WIRE -624 -416 -624 -432
WIRE 192 -416 192 -432
WIRE 384 -416 192 -416
WIRE 496 -416 448 -416
WIRE 544 -416 496 -416
WIRE 624 -416 544 -416
WIRE 192 -400 192 -416
WIRE 624 -400 624 -416
WIRE -288 -384 -288 -528
WIRE -144 -384 -144 -400
WIRE 0 -384 0 -400
WIRE 544 -384 544 -416
WIRE -496 -320 -496 -352
WIRE -368 -320 -496 -320
WIRE 144 -320 80 -320
WIRE -496 -304 -496 -320
WIRE 544 -288 544 -320
WIRE 624 -288 624 -320
WIRE 320 -256 320 -528
WIRE 192 -224 192 -304
WIRE 192 -224 80 -224
WIRE 192 -208 192 -224
WIRE -496 -192 -496 -224
WIRE -368 -128 -384 -128
WIRE 96 -128 80 -128
WIRE 192 -112 192 -128
WIRE 320 -112 320 -176
WIRE 400 -112 320 -112
WIRE 496 -112 496 -416
WIRE 496 -112 464 -112
WIRE 272 -32 80 -32
WIRE -480 64 -512 64
WIRE -368 64 -400 64
WIRE 320 64 320 -16
WIRE 320 64 80 64
WIRE 320 80 320 64
WIRE 496 128 496 -112
WIRE -368 160 -384 160
WIRE 96 160 80 160
WIRE 320 176 320 160
WIRE 496 256 496 208
WIRE 496 256 80 256
WIRE 496 272 496 256
WIRE 272 352 80 352
WIRE 384 352 336 352
WIRE 496 368 496 352
WIRE -368 448 -384 448
WIRE 96 448 80 448
WIRE -288 528 -288 512
WIRE 0 528 0 512
FLAG -288 528 0
FLAG -512 64 0
FLAG 496 368 0
FLAG -496 -192 0
FLAG -624 -416 0
FLAG 544 -288 0
FLAG 624 -288 0
FLAG 192 -112 0
FLAG -144 -464 0
FLAG 624 -416 OUT
FLAG 0 528 0
FLAG 160 448 0
FLAG -384 -128 0
FLAG -384 160 0
FLAG -384 448 0
FLAG 0 -464 0
FLAG 384 352 0
FLAG 96 -128 0
FLAG 96 160 0
FLAG 320 176 0
FLAG -624 -528 IN
SYMBOL nmos 144 -400 R0
SYMATTR Value Si7370DP
SYMATTR InstName Q1
SYMBOL ind 176 -528 R0
SYMATTR InstName L1
SYMATTR Value 19.4
SYMATTR SpiceLine Rser=5m Rpar=5K
SYMBOL schottky 384 -400 R270
SYMATTR InstName D1
SYMATTR Value PDS760
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -384 48 R90
SYMATTR InstName R1
SYMATTR Value 66.5K
SYMBOL res 480 112 R0
SYMATTR InstName R2
SYMATTR Value 475K
SYMBOL res 480 256 R0
SYMATTR InstName R3
SYMATTR Value 12.4K
SYMBOL res -512 -448 R0
SYMATTR InstName R4
SYMATTR Value 84.5K
SYMBOL res -512 -320 R0
SYMATTR InstName R5
SYMATTR Value 24.9K
SYMBOL voltage -624 -528 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL cap 528 -384 R0
SYMATTR InstName C1
SYMATTR Value 100
SYMATTR SpiceLine Rser=20m
SYMBOL res 176 -224 R0
SYMATTR InstName R6
SYMATTR Value 6m
SYMBOL cap -160 -464 R0
SYMATTR InstName C2
SYMATTR Value 4.7
SYMBOL PowerProducts\\LTC3862 -144 16 R0
SYMATTR InstName U1
SYMBOL cap 160 432 R90
SYMATTR InstName C3
SYMATTR Value .002
SYMBOL cap -16 -464 R0
SYMATTR InstName C4
SYMATTR Value .001
SYMBOL cap 336 336 R90
SYMATTR InstName C5
SYMATTR Value .01
SYMATTR SpiceLine Rser=50K Cpar=100p
SYMBOL ind 304 -272 R0
SYMATTR InstName L2
SYMATTR Value 19.4
SYMATTR SpiceLine Rser=5m Rpar=5K
SYMBOL res 304 64 R0
SYMATTR InstName R7
SYMATTR Value 6m
SYMBOL nmos 272 -112 R0
SYMATTR Value Si7370DP
SYMATTR InstName Q2
SYMBOL schottky 400 -96 R270
SYMATTR InstName D2
SYMATTR Value PDS760
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 608 -416 R0
SYMATTR InstName Rload
SYMATTR Value 20