Version 4
SHEET 1 1240 680
WIRE 80 64 -48 64
WIRE 96 64 80 64
WIRE 448 64 384 64
WIRE 592 64 528 64
WIRE 768 64 592 64
WIRE 1024 64 768 64
WIRE -48 80 -48 64
WIRE 768 80 768 64
WIRE 1024 80 1024 64
WIRE 80 160 80 64
WIRE 96 160 80 160
WIRE 592 160 592 144
WIRE 592 160 384 160
WIRE -48 176 -48 160
WIRE 768 176 768 144
WIRE 1024 176 1024 160
WIRE 80 256 80 160
WIRE 96 256 80 256
WIRE 592 256 592 240
WIRE 96 352 80 352
WIRE 400 352 384 352
WIRE 496 352 480 352
WIRE 240 432 240 416
FLAG 592 256 0
FLAG -48 176 0
FLAG 768 176 0
FLAG 1024 176 0
FLAG 496 352 0
FLAG 1024 64 OUT
FLAG -48 64 IN
FLAG 80 352 0
FLAG 240 432 0
SYMBOL voltage -48 64 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL ind 432 80 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 50 VBottom 2
SYMATTR InstName L1
SYMATTR Value {2.2µ/chan}
SYMATTR SpiceLine Rser=20m
SYMBOL cap 752 80 R0
WINDOW 3 40 33 Left 2
WINDOW 39 26 62 Left 2
SYMATTR InstName C1
SYMATTR Value {14µ*chan}
SYMATTR SpiceLine Rser={2m/chan}
SYMBOL res 576 48 R0
SYMATTR InstName R1
SYMATTR Value 1.02Meg
SYMBOL res 576 144 R0
SYMATTR InstName R2
SYMATTR Value 324K
SYMBOL res 384 368 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 402K
SYMBOL PowerProducts\\LTC3370 240 208 R0
SYMATTR InstName U1
SYMATTR SpiceLine CHAN={chan}
SYMBOL res 1008 64 R0
SYMATTR InstName Rload
SYMATTR Value {3/chan}
TEXT 688 336 Left 2 !.tran 1.5m startup\n.param CHAN=4
TEXT 440 -24 Bottom 2 ;The "CHAN" parameter should be set to the number of power stages used in parallel.\nThe external components have been  scaled appropriately for convenience.  The 14µ\noutput capacitor models a 22µF 0805  capacitance at 3.3V