Version 4 SHEET 1 880 680 WIRE 32 176 -192 176 WIRE 368 176 320 176 WIRE 432 176 368 176 WIRE 528 176 432 176 WIRE -192 192 -192 176 WIRE 432 192 432 176 WIRE 528 192 528 176 WIRE 32 272 16 272 WIRE 368 272 368 176 WIRE 368 272 320 272 WIRE -192 288 -192 272 WIRE 432 288 432 256 WIRE 528 288 528 272 WIRE 176 368 176 336 FLAG -192 288 0 FLAG 176 368 0 FLAG 432 288 0 FLAG 528 288 0 FLAG 528 176 OUT FLAG -192 176 IN SYMBOL voltage -192 176 R0 SYMATTR InstName V1 SYMATTR Value PWL(0 0 1 10) SYMBOL cap 416 192 R0 SYMATTR InstName C1 SYMATTR Value 1.5µ SYMBOL res 512 176 R0 SYMATTR InstName Rload SYMATTR Value 500 SYMBOL PowerProducts\\LT1521-3.3 176 224 R0 SYMATTR InstName U1 TEXT 440 352 Left 2 !.tran 1