RY2001 高速低噪声线性稳压器 SOT23-5 深圳恒锐丰科技.pdf

RY2001

HighSpeedLowNoiseLDO

Features

•Lowpowerconsumption:30uA(Typ.)•HighRippleRejection:85dB@100Hz(Typ.)

•Lowvoltagedrop:0.15V@100mA(Typ.)•Highinputvoltage(upto8V)

•StandbyMode:0.1uA•Outputvoltageaccuracy:tolerance±2%

•Lowtemperaturecoefficient•Build-inEnable/OutputCurrentLimitcircuit

•GoodlineRegulation:0.05%/V•SOT23-5package

Applications

•CellularHandsets•Hand‐HeldInstruments

•Battery‐PoweredEquipment•PortableInformationApplication

•Wi-FiRouter•Adjustablepowersupply

GeneralDescription

TheRY2001seriesarehighlyaccurate,lownoise,CMOSLDOVoltageRegulators.Offeringlowoutputnoise,high

ripplerejectionratio,lowdropoutandveryfastturn-ontimes,theRY2001seriesisidealfortoday’scutting-edge

mobilephone.InternallytheRY2001includesareferencevoltagesource,erroramplifiers,drivertransistors,current

limitersandphasecompensators.

TheRY2001’scurrentlimitersfeedbackcircuitalsooperatesasashortprotectfortheoutputcurrentlimiterand.

theoutputpin.Theoutputvoltageissetbycurrenttrimming.Voltagesareselectablein100mVstepswithinarange

of0.9Vto5.0V.

TheRY2001seriesisalsofullycompatiblewithlowESRceramiccapacitors,reducingcostandimprovingoutput

stability.Thishighlevelofoutputstabilityismaintainedevenduringfrequentloadfluctuations,duetotheexcellent

transientresponseperformanceandhighPSRRachievedacrossabroadrangeoffrequencies.Th