Version 4 SHEET 1 1108 740 WIRE 96 -32 0 -32 WIRE 416 -32 96 -32 WIRE 0 -16 0 -32 WIRE 96 32 96 -32 WIRE 112 32 96 32 WIRE 416 32 416 -32 WIRE 416 32 400 32 WIRE 0 80 0 64 WIRE 96 128 96 32 WIRE 112 128 96 128 WIRE 416 128 416 32 WIRE 416 128 400 128 WIRE 112 224 96 224 WIRE 448 272 416 272 WIRE 560 272 448 272 WIRE 656 272 560 272 WIRE 448 288 448 272 WIRE 560 288 560 272 WIRE 656 288 656 272 WIRE -208 320 -336 320 WIRE -128 320 -208 320 WIRE -32 320 -128 320 WIRE 16 320 -32 320 WIRE 112 320 96 320 WIRE 416 320 416 272 WIRE 416 320 400 320 WIRE -336 336 -336 320 WIRE -128 336 -128 320 WIRE -208 352 -208 320 WIRE 448 368 416 368 WIRE 448 384 448 368 WIRE 560 384 560 352 WIRE 656 384 656 368 WIRE 112 416 -128 416 WIRE 416 416 416 368 WIRE 416 416 400 416 WIRE -336 432 -336 416 WIRE -208 432 -208 416 WIRE -128 432 -128 416 WIRE 448 480 448 464 WIRE 16 512 0 512 WIRE 112 512 80 512 WIRE 448 512 400 512 WIRE 560 512 448 512 WIRE 656 512 560 512 WIRE -128 528 -128 512 WIRE 448 528 448 512 WIRE 560 528 560 512 WIRE 656 528 656 512 WIRE -32 608 -32 320 WIRE 112 608 -32 608 WIRE 448 608 400 608 WIRE 448 624 448 608 WIRE 560 624 560 592 WIRE 656 624 656 608 WIRE 256 672 256 656 WIRE 448 720 448 704 FLAG 256 672 0 FLAG 0 80 0 FLAG 0 -32 IN FLAG -336 432 0 FLAG -208 432 0 FLAG -336 320 OUT1 FLAG -128 528 0 FLAG 656 384 0 FLAG 560 384 0 FLAG 656 272 OUT2 FLAG 448 480 0 FLAG 96 224 0 FLAG 0 512 0 FLAG 656 624 0 FLAG 560 624 0 FLAG 656 512 OUT3 FLAG 448 720 0 SYMBOL voltage 0 -32 R0 SYMATTR InstName V1 SYMATTR Value 3.6 SYMBOL ind 112 336 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 1.8µ SYMBOL cap -224 352 R0 SYMATTR InstName C1 SYMATTR Value 22µ SYMBOL res -144 320 R0 SYMATTR InstName R1 SYMATTR Value 59K SYMBOL res -144 416 R0 WINDOW 3 26 86 Left 2 SYMATTR Value 47.5K SYMATTR InstName R2 SYMBOL cap 544 288 R0 SYMATTR InstName C2 SYMATTR Value 2.2µ SYMBOL res 432 272 R0 SYMATTR InstName R3 SYMATTR Value 110K SYMBOL res 432 368 R0 SYMATTR InstName R4 SYMATTR Value 40.2K SYMBOL PowerProducts\\LTC3446 256 320 R0 SYMATTR InstName U1 SYMBOL cap 80 496 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 WINDOW 39 52 44 VTop 2 SYMATTR InstName C3 SYMATTR Value 1000p SYMATTR SpiceLine Rser=3.3K SYMBOL cap 544 528 R0 SYMATTR InstName C4 SYMATTR Value 2.2µ SYMBOL res 432 512 R0 SYMATTR InstName R5 SYMATTR Value 80.6K SYMBOL res 432 608 R0 SYMATTR InstName R6 SYMATTR Value 40.2K SYMBOL res -352 320 R0 SYMATTR InstName Rload1 SYMATTR Value 4.5 SYMBOL res 640 272 R0 SYMATTR InstName Rload2 SYMATTR Value 5 SYMBOL res 640 512 R0 SYMATTR InstName Rload3 SYMATTR Value 4 TEXT 568 712 Left 2 !.tran 1.5m startup