Version 4 SHEET 1 880 680 WIRE 32 -32 -96 -32 WIRE 176 -32 32 -32 WIRE 320 -32 176 -32 WIRE -96 -16 -96 -32 WIRE 176 -16 176 -32 WIRE 32 32 32 -32 WIRE 48 32 32 32 WIRE 320 32 320 -32 WIRE 320 32 304 32 WIRE -96 80 -96 64 WIRE -224 224 -352 224 WIRE -112 224 -224 224 WIRE -64 224 -112 224 WIRE 48 224 16 224 WIRE 320 224 304 224 WIRE 416 224 400 224 WIRE 512 224 416 224 WIRE 592 224 512 224 WIRE 688 224 592 224 WIRE -352 240 -352 224 WIRE -224 240 -224 224 WIRE -112 240 -112 224 WIRE 416 240 416 224 WIRE 512 240 512 224 WIRE 592 240 592 224 WIRE 688 240 688 224 WIRE 48 320 -112 320 WIRE 416 320 304 320 WIRE 512 320 512 304 WIRE 512 320 416 320 WIRE -352 336 -352 320 WIRE -224 336 -224 304 WIRE -112 336 -112 320 WIRE 416 336 416 320 WIRE 592 336 592 304 WIRE 688 336 688 320 WIRE 128 384 128 368 WIRE 128 384 64 384 WIRE 160 384 128 384 WIRE 224 384 224 368 WIRE 64 400 64 384 WIRE 160 400 160 384 WIRE -112 432 -112 416 WIRE 416 432 416 416 WIRE 64 496 64 480 WIRE 160 496 160 464 FLAG 416 432 0 FLAG 592 336 0 FLAG 224 384 0 FLAG 160 496 0 FLAG 64 496 0 FLAG -112 432 0 FLAG -224 336 0 FLAG -96 80 0 FLAG -352 224 OUT2 FLAG 688 224 OUT1 FLAG -96 -32 IN FLAG 688 336 0 FLAG -352 336 0 SYMBOL PowerProducts\\LTC3619 176 176 R0 SYMATTR InstName U1 SYMBOL voltage -96 -32 R0 SYMATTR InstName V1 SYMATTR Value 4.2 SYMBOL ind 304 240 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 3.3µ SYMBOL ind 32 240 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 1.5µ SYMBOL cap 496 240 R0 SYMATTR InstName C1 SYMATTR Value 22p SYMBOL res 400 224 R0 SYMATTR InstName R1 SYMATTR Value 511K SYMBOL res 400 320 R0 SYMATTR InstName R2 SYMATTR Value 255K SYMBOL cap 576 240 R0 SYMATTR InstName C2 SYMATTR Value 10µ SYMBOL res 48 384 R0 SYMATTR InstName R3 SYMATTR Value 116K SYMBOL cap 144 400 R0 SYMATTR InstName C3 SYMATTR Value 1000p SYMBOL res -128 224 R0 SYMATTR InstName R4 SYMATTR Value 1190K SYMBOL res -128 320 R0 SYMATTR InstName R5 SYMATTR Value 255K SYMBOL cap -240 240 R0 SYMATTR InstName C4 SYMATTR Value 100µ SYMATTR SpiceLine Rser=50m SYMBOL res 672 224 R0 SYMATTR InstName Rload1 SYMATTR Value 4.5 SYMBOL res -368 224 R0 SYMATTR InstName Rload2 SYMATTR Value 20 TEXT 472 496 Left 2 !.tran 1.5m startup