Version 4 SHEET 1 880 680 WIRE -80 192 -288 192 WIRE 32 192 -80 192 WIRE 384 192 320 192 WIRE 512 192 384 192 WIRE 608 192 512 192 WIRE -288 208 -288 192 WIRE 512 208 512 192 WIRE 608 208 608 192 WIRE -80 288 -80 192 WIRE -64 288 -80 288 WIRE 32 288 16 288 WIRE 384 288 384 272 WIRE 384 288 320 288 WIRE -288 304 -288 288 WIRE 384 304 384 288 WIRE 512 304 512 272 WIRE 608 304 608 288 WIRE 176 384 176 352 WIRE 384 400 384 384 FLAG -288 304 0 FLAG 176 384 0 FLAG 512 304 0 FLAG 608 304 0 FLAG 384 400 0 FLAG 608 192 OUT FLAG -288 192 IN SYMBOL voltage -288 192 R0 SYMATTR Value PWL(0 0 1 10) SYMATTR InstName V1 SYMBOL res 592 192 R0 SYMATTR InstName Rload SYMATTR Value 100 SYMBOL cap 496 208 R0 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL PowerProducts\\LT1129 176 240 R0 SYMATTR InstName U1 SYMBOL res 368 176 R0 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL res 368 288 R0 SYMATTR InstName R3 SYMATTR Value 10K SYMBOL res -80 304 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 10K TEXT 512 392 Left 2 !.tran 1