Version 4
SHEET 1 1076 680
WIRE 64 32 -160 32
WIRE 176 32 64 32
WIRE 192 32 176 32
WIRE 288 32 272 32
WIRE -160 48 -160 32
WIRE 64 80 64 32
WIRE 176 80 176 32
WIRE 288 80 288 32
WIRE -160 144 -160 128
WIRE -16 144 -48 144
WIRE 416 144 368 144
WIRE 608 144 416 144
WIRE 720 144 608 144
WIRE 816 144 720 144
WIRE 608 160 608 144
WIRE 720 160 720 144
WIRE 816 160 816 144
WIRE -16 208 -48 208
WIRE 416 208 416 144
WIRE 416 208 368 208
WIRE 720 256 720 224
WIRE 816 256 816 240
WIRE -16 272 -48 272
WIRE 608 272 608 240
WIRE 608 272 368 272
WIRE 608 288 608 272
WIRE -16 336 -48 336
WIRE 384 336 368 336
WIRE 480 336 464 336
WIRE 560 336 544 336
WIRE 608 384 608 368
WIRE -112 400 -128 400
WIRE -16 400 -32 400
WIRE 416 400 368 400
WIRE 512 400 416 400
WIRE 416 416 416 400
WIRE 512 432 512 400
WIRE 32 480 32 464
WIRE 128 480 128 464
WIRE 224 496 224 464
WIRE 320 496 320 464
WIRE 416 512 416 496
WIRE 512 512 512 496
WIRE 32 576 32 544
WIRE 128 576 128 560
FLAG 128 576 0
FLAG 32 576 0
FLAG 320 496 0
FLAG 224 496 0
FLAG -128 400 0
FLAG -48 272 0
FLAG -48 144 0
FLAG 560 336 0
FLAG 608 384 0
FLAG 720 256 0
FLAG 816 256 0
FLAG -160 144 0
FLAG 416 512 0
FLAG 512 512 0
FLAG 816 144 OUT
FLAG -160 32 IN
SYMBOL PowerProducts\\LTC3421 176 272 R0
SYMATTR InstName U1
SYMBOL cap 16 480 R0
SYMATTR InstName C1
SYMATTR Value .001µ
SYMBOL res 112 464 R0
SYMATTR InstName R1
SYMATTR Value 28K
SYMBOL res -16 384 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 45.3K
SYMBOL res 480 320 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL cap 480 352 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 470p
SYMBOL res 592 272 R0
SYMATTR InstName R4
SYMATTR Value 200K
SYMBOL res 592 144 R0
SYMATTR InstName R5
SYMATTR Value 340K
SYMBOL cap 704 160 R0
SYMATTR InstName C3
SYMATTR Value 22µ
SYMBOL ind 176 48 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 4.7µ
SYMBOL voltage -160 32 R0
SYMATTR InstName V1
SYMATTR Value 1.8
SYMBOL res 400 400 R0
SYMATTR InstName R6
SYMATTR Value 20K
SYMBOL cap 496 432 R0
SYMATTR InstName C4
SYMATTR Value .01µ
SYMBOL res 800 144 R0
SYMATTR InstName Rload
SYMATTR Value 30
TEXT 616 440 Left 2 !.tran .7m startup