* SPICE netlist
V1 N005 0 PULSE(0 5 .1m 10n 10n 2u 8u)
V2 N006 0 PULSE(0 5 .104m 10n 10n 2u 8u)
V3 0 N010 PULSE(0 5 .1021m 10n 10n 5.8u 8u)
V4 N008 N010 PULSE(0 5 .1061m 10n 10n 5.8u 8u)
MQ1 N004 N006 0 0 FDS8962C_N
L1 N001 IN .5m Rpar=1K
L2 IN N004 .5m Rpar=1K
L3 N002 N003 1m Rpar=1K
L4 N002 OUT 10
L5 N003 OUT 10
C1 OUT 0 50 Rser=.1
Rload OUT 0 3
V5 IN 0 12
V6 Vcc 0 5
MQ2 N001 N005 0 0 FDS8962C_N
MQ3 N003 N007 0 0 FDS8962C_N
MQ4 N002 N009 0 0 FDS8962C_N
XU1 Vcc N007 Vcc 0 0 0 0 0 N008 N009 0 0 LTC3901 ;pnba PVcc)ME)Vcc)PGND)CSE-)CSE+)TIMER)GND)SYNC)MF)CSF+)CSF-
.tran .5m startup
K1 L1 L2 L3 1

* LTspice schematic (.asc)
Version 4
SHEET 1 1312 928
WIRE 96 -464 -224 -464
WIRE 96 -448 96 -464
WIRE 368 -416 144 -416
WIRE 400 -416 368 -416
WIRE 512 -416 480 -416
WIRE 576 -416 512 -416
WIRE 656 -416 576 -416
WIRE 144 -400 144 -416
WIRE 576 -400 576 -416
WIRE 656 -400 656 -416
WIRE 96 -352 96 -368
WIRE 96 -352 -544 -352
WIRE -544 -336 -544 -352
WIRE 96 -336 96 -352
WIRE -224 -304 -224 -464
WIRE 144 -304 144 -320
WIRE 192 -304 144 -304
WIRE 400 -304 192 -304
WIRE 512 -304 512 -416
WIRE 512 -304 480 -304
WIRE 576 -304 576 -336
WIRE 656 -304 656 -320
WIRE -544 -240 -544 -256
WIRE 96 -240 96 -256
WIRE 96 -240 0 -240
WIRE -272 -224 -432 -224
WIRE 0 -224 0 -240
WIRE -224 -192 -224 -208
WIRE -48 -144 -272 -144
WIRE -272 -128 -272 -144
WIRE 0 -112 0 -128
WIRE -432 -80 -432 -224
WIRE -272 -32 -272 -48
WIRE -432 16 -432 0
WIRE 192 48 192 -304
WIRE -176 64 -304 64
WIRE -160 64 -176 64
WIRE 112 64 96 64
WIRE -304 80 -304 64
WIRE -176 128 -176 64
WIRE -160 128 -176 128
WIRE 144 128 96 128
WIRE 192 160 192 144
WIRE -304 176 -304 160
WIRE -160 192 -176 192
WIRE 112 192 96 192
WIRE 368 240 368 -416
WIRE -160 256 -656 256
WIRE 112 256 96 256
WIRE -656 272 -656 256
WIRE -160 320 -176 320
WIRE 320 320 96 320
WIRE 368 352 368 336
WIRE -656 368 -656 352
WIRE -160 384 -176 384
WIRE 112 384 96 384
WIRE -656 464 -656 448
FLAG -432 16 0
FLAG -272 -32 0
FLAG -656 464 0
FLAG 368 352 0
FLAG 656 -304 0
FLAG 576 -304 0
FLAG 192 160 0
FLAG 0 -112 0
FLAG -224 -192 0
FLAG -544 -240 0
FLAG -544 -352 IN
FLAG 656 -416 OUT
FLAG 112 64 0
FLAG 112 192 0
FLAG 112 256 0
FLAG 112 384 0
FLAG -176 192 0
FLAG -176 320 0
FLAG -176 384 0
FLAG -304 176 0
FLAG -304 64 Vcc
SYMBOL voltage -432 -96 R0
SYMATTR InstName V1
SYMATTR Value PULSE(0 5 .1m 10n 10n 2u 8u)
SYMBOL voltage -272 -144 R0
SYMATTR InstName V2
SYMATTR Value PULSE(0 5 .104m 10n 10n 2u 8u)
SYMBOL voltage -656 464 M180
SYMATTR InstName V3
SYMATTR Value PULSE(0 5 .1021m 10n 10n 5.8u 8u)
SYMBOL voltage -656 256 R0
SYMATTR InstName V4
SYMATTR Value PULSE(0 5 .1061m 10n 10n 5.8u 8u)
SYMBOL nmos -48 -224 R0
SYMATTR Value FDS8962C_N
SYMATTR InstName Q1
SYMBOL ind2 80 -464 R0
SYMATTR InstName L1
SYMATTR Value .5m
SYMATTR Type ind
SYMATTR SpiceLine Rpar=1K
SYMBOL ind2 80 -352 R0
SYMATTR InstName L2
SYMATTR Value .5m
SYMATTR Type ind
SYMATTR SpiceLine Rpar=1K
SYMBOL ind2 160 -416 M0
SYMATTR InstName L3
SYMATTR Value 1m
SYMATTR Type ind
SYMATTR SpiceLine Rpar=1K
SYMBOL ind 384 -400 R270
SYMATTR InstName L4
SYMATTR Value 10
SYMBOL ind 384 -288 R270
SYMATTR InstName L5
SYMATTR Value 10
SYMBOL cap 560 -400 R0
SYMATTR InstName C1
SYMATTR Value 50
SYMATTR Value2 Rser=.1
SYMBOL res 640 -416 R0
SYMATTR InstName Rload
SYMATTR Value 3
SYMBOL voltage -544 -352 R0
SYMATTR Value 12
SYMATTR InstName V5
SYMBOL voltage -304 64 R0
SYMATTR Value 5
SYMATTR InstName V6
SYMBOL nmos -272 -304 R0
SYMATTR Value FDS8962C_N
SYMATTR InstName Q2
SYMBOL nmos 144 48 R0
SYMATTR Value FDS8962C_N
SYMATTR InstName Q3
SYMBOL nmos 320 240 R0
SYMATTR Value FDS8962C_N
SYMATTR InstName Q4
SYMBOL LTC3901 -32 224 R0
SYMATTR InstName U1