Version 4 SHEET 1 880 680 WIRE 224 -144 224 -160 WIRE -48 -80 -160 -80 WIRE 112 -80 -48 -80 WIRE -160 -64 -160 -80 WIRE 224 -64 224 -80 WIRE 224 -64 -32 -64 WIRE 448 -64 336 -64 WIRE 112 -48 112 -80 WIRE 224 -48 224 -64 WIRE 336 -48 336 -64 WIRE -32 16 -32 -64 WIRE 16 16 -32 16 WIRE 448 16 448 -64 WIRE 448 16 432 16 WIRE 624 16 448 16 WIRE -160 32 -160 16 WIRE -48 112 -48 -80 WIRE 16 112 -48 112 WIRE 464 112 432 112 WIRE 464 128 464 112 WIRE 464 208 464 192 WIRE 464 208 432 208 WIRE 512 208 464 208 WIRE 624 208 624 16 WIRE 624 208 592 208 WIRE 736 208 624 208 WIRE 624 224 624 208 WIRE 736 224 736 208 WIRE -128 304 -144 304 WIRE 16 304 -48 304 WIRE 464 304 432 304 WIRE 624 320 624 288 WIRE 736 320 736 304 WIRE 16 400 0 400 WIRE 464 400 432 400 WIRE 544 400 464 400 WIRE 544 416 544 400 WIRE 464 432 464 400 WIRE 96 480 96 464 WIRE 272 480 272 464 WIRE 272 480 208 480 WIRE 352 480 352 464 WIRE 272 496 272 480 WIRE -32 512 -32 16 WIRE 176 512 176 464 WIRE 176 512 -32 512 WIRE 208 512 208 480 WIRE 464 512 464 496 WIRE 544 512 544 496 WIRE 208 592 208 576 WIRE 272 592 272 576 FLAG 96 480 0 FLAG 272 592 0 FLAG 208 592 0 FLAG -144 304 0 FLAG 0 400 0 FLAG -160 32 0 FLAG 224 -160 0 FLAG 352 480 0 FLAG 544 512 0 FLAG 464 512 0 FLAG 464 304 0 FLAG 624 320 0 FLAG 736 320 0 FLAG 736 208 OUT FLAG -160 -80 IN SYMBOL PowerProducts\\LTC3649 224 208 R0 SYMATTR InstName U1 SYMBOL res 256 480 R0 SYMATTR InstName R1 SYMATTR Value 100K SYMBOL cap 192 512 R0 SYMATTR InstName C1 SYMATTR Value 1n SYMBOL res -32 288 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 200K SYMBOL VOLTAGE -160 -80 R0 SYMATTR InstName V1 SYMATTR Value 24 SYMBOL cap 208 -144 R0 SYMATTR InstName C2 SYMATTR Value 2.2µ SYMATTR SpiceLine Rser=10m SYMBOL res 528 400 R0 SYMATTR InstName R3 SYMATTR Value 10K SYMBOL cap 448 432 R0 SYMATTR InstName C3 SYMATTR Value 10n SYMBOL ind 496 224 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 6.8µ SYMATTR SpiceLine Rser=10m SYMBOL cap 448 128 R0 SYMATTR InstName C4 SYMATTR Value .1µ SYMBOL cap 608 224 R0 WINDOW 123 27 58 Left 2 WINDOW 3 36 34 Left 2 SYMATTR Value2 x2 SYMATTR InstName C5 SYMATTR Value 47µ SYMATTR SpiceLine Rser=20m SYMBOL res 720 208 R0 SYMATTR InstName Rload SYMATTR Value 1.25 TEXT 600 400 Left 2 !.tran 1m startup