DC轉(zhuǎn)換器XC9242 XC9243（降壓型） 深圳市泰德蘭電子有限公司-授權(quán)一級代理日本TOREX臺灣Axelite產(chǎn)品。楊伝喻小姐柑橘 【產(chǎn)品廣泛用于】儀器儀表（電表，水表，萬用表）；移動電源；迷你音箱；鐘表；攝像頭模組；MID；微型投影儀；POS機(jī)；LED（手電，小功率燈）；無線上網(wǎng)卡；車載（GPS）；指紋鎖；對講機(jī)；電子稱；倒車?yán)走_(dá)和遙控器；便攜式電子產(chǎn)品以及醫(yī)療產(chǎn)品上。 DC轉(zhuǎn)換器XC9242 XC9243（降壓型） 2ASynchronousStep-DownDC/DCConverters [TOREX-XC9242/XC9243簡介] 【1】TheXC9242/XC9243seriesisagroupofsynchronous-rectificationstep-downDC/DCconverterswithabuilt-in0.11 (TYP.)P-channelMOSdrivertransistorand0.12 (TYP.)N-channelMOSswitchingtransistor,designedtoallowtheuseofceramiccapacitors. 【2】Thesmallon-resistancesofthesetwointernaldrivertransistorsenableahighefficiency,stablepowersupplywithanoutputcurrentupto2A.TheXC9242/XC9243serieshasoperatingvoltagerangeof2.7V~6.0Vanda0.8V( 2.0%)referencevoltage,andusingexternallyconnectedresistors,theoutputvoltagecanbesetfreelyfrom0.9V.Withaninternalswitchingfrequencyof1.2MHz or 2.4MHz,smallexternalcomponentscanbeused. 【3】TheXC9242seriesisPWMcontrol,andtheXC9243seriesisPWM/PFM,whichautomaticallyswitchesfromPWMtoPFMduringlightloadsandprovideshighefficiency,highloadresponse,lowvoltageripple,canbeachievedoverawiderangeofloadconditions.Theserieshaveahighspeedsoft-startasfastas1msintypicalforquickturn-on.It ssuitableforlarge-currentapplicationduetolimitcurrentisconfigured4.0Aintypical.Duringstand-by,allcircuitsareshutdowntoreducecurrentconsumptiontoaslowas1.0 A or less. 【4】TheintegratedCLdischargefunctionwhichenablestheelectricchargeattheoutputcapacitorCLtobedischargedviatheinternaldischargeswitchlocatedbetweentheLXandVSSpins. [TOREX-XC9242/XC9243特點(diǎn)] DriverTransistor:0.11 (TYP.)P-chDriverTransistor,0.12 (TYP.)N-chSwitchingTransistor InputVoltageRange:2.7V～6.0V OutputVoltageSetting:0.9V～VIN FBVoltage:0.8V 2.0% HighEfficiency:95%(TYP.) ControlMethods:PWMcontrol(XC9242),PWM/PFMAuto(XC9243) OperatingAmbientTemperature:-40℃~ 85℃ Package:USP-10B,SOP-8FD Axelite常用系列 TOREX系列（NEW） AX2002SA 　 AX2020F5A XC6126 AX2012CTA XC6127 AX2535SA XC6229 AX2530CA XC6233 AX5201ESA XC6603 AX5510EU8A XC6604 AX3007B-50ESA XC6901 AX3015ESA XC6902 AX3023BA XC6421 AX3101SA XCL201 AX3111AESA XCL202 AX3112AESA XCL208 AM3400RA XCL209 AM3401RA XC9242 AM9435SA XC9243 AM4953SA XC9244 AX3304SA XC9245 AX321BTA XC9246 AX3513BTA XC9247 AX3514ASA XC9519 AX3517SA XC2401A8167R-G AX3482SA XC2406A816UR-G AX1007EXXA XC2407A816UR-G AX1117AEXXA XC2408A816UR-G AX1117ADXXA AX6634-330FA AX6634-500FA AX6646BTA AX6901ERA AX6901FRA AX6901DRA AX358SA B340AG AM3400RA AM3401RA AM9435SA AM4953SA TEL:86- 楊伝喻小姐柑橘