Version 4 SHEET 1 880 680 WIRE 32 192 -224 192 WIRE 384 192 320 192 WIRE 480 192 384 192 WIRE 560 192 480 192 WIRE -224 208 -224 192 WIRE 480 208 480 192 WIRE 560 208 560 192 WIRE 384 288 384 272 WIRE 384 288 320 288 WIRE -224 304 -224 288 WIRE 384 304 384 288 WIRE 480 304 480 272 WIRE 560 304 560 288 WIRE 176 384 176 352 WIRE 384 400 384 384 FLAG -224 304 0 FLAG 176 384 0 FLAG 384 400 0 FLAG 480 304 0 FLAG 560 304 0 FLAG 560 192 OUT FLAG -224 192 IN SYMBOL voltage -224 192 R0 SYMATTR Value PWL(0 0 1 10) SYMATTR InstName V1 SYMBOL cap 464 208 R0 SYMATTR InstName C1 SYMATTR Value 1u SYMBOL res 368 288 R0 SYMATTR InstName R1 SYMATTR Value 10K SYMBOL res 368 176 R0 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL res 544 192 R0 SYMATTR InstName Rload SYMATTR Value 100 SYMBOL PowerProducts\\LT1121 176 240 R0 SYMATTR InstName U1 TEXT 480 384 Left 2 !.tran 1 TEXT -432 352 Left 2 ;Note Abs. Max SHDN pin voltage 6.5