XC9111系列是PFM控制,CMOS工艺,能够低电压启动的DC/DC转换器芯片，可替代安森美NCP1400芯片。XC9111系列是PFM控制,CMOS工艺,能够低电压启动的DC/DC转换器芯片。XC9111系列应用在便携通讯设备可极大地延长电池寿命。XC9110/XC9111系列的A和C和E型内置了N沟道的开关管,其外部电路只用一个电感线圈,一个二极管和电容就可进行升压工作。当用于大电流输出时,可用XC9110/9111系列的B和D和F型,这两种型号可外接三极管。XC9111系列的输出电压是内部设定的,其范围是从1.5V到7.0V,间隔是100mV(精度:&plu***n;2.5%)。XC9111系列的***大工作频率是100kHz。(在轻负载的情况下,XC9111系列的***大工作频率可达到180kHz。)XC9111系列的C和D型提供了CE引脚,可在不需要升压工作时,使芯片停止工作,以降低功耗。XC9111系列的E和F型提供了VDD和VOUT引脚,使芯片的电源电压和输出电压分开。XC9111系列可随负载电流的大小变化,其占空比自动切换成75%或56%(VDD=3.3V)。XC9110/9111系列的B和D和F型应用时需外接三极管,可提供大电流输出。TheXC9110/9111seriesisagroupofPFMcontrolledstep-upDC/DCconverter/controllerICsdesignedtogeneratelowsupplyvoltagebythecombinationofPFMcontrolandCMOSstructure.Theseriesisidealforapplicati***wherealongerbatterylifeisneededsuchasinportablecommunicationequipment.Withabuilt-in2.5N-channeldrivertransistor,theXC9110A/C/EandXC9111A/C/Etypesprovideastep-upoperationbyusingonlyacoil,acapacitor,andadiodeconnectedexternally.TheXC9110/9111B,DandFversi***canbeusedwithanexternaltransistorforapplicati***requiringlargercurrents.工作电压范围0.9V~10.0V输出电压范围1.5~7.0V***大工作频率100kHz,180kHz内置N沟道三极管A/C/E型需外接三极管B/D/F型超小封装SOT-25,USP-6C更多产品信息欢迎联系香港富研科技有限公司：TOREXXB1086输出电流1.5A替代OnSemiconductorsLM317MBDTRKTOREXXC6202series正电压替代OnSemiconductorsLM2931CDTOREXXC6202Pxx2TH正电压替代OnSemiconductorsLM2931Z-xxTOREXXC6202Pxx2MR正电压替代OnSemiconductorsLP2950TOREXXC6202Pxx2TH正电压替代OnSemiconductorsLP2950CZ-xxTOREXXB1086输出电流1.5A替代OnSemiconductorsMC33269DTRKTOREXXC6203Pxx2FR，400mA,3端子LDO替代OnSemiconductorsMC33275ST-xxT3TOREXXC6204Bxx2MR高速LDO，带CE功能替代OnSemiconductorsMC33761TOREXXC6206Pxx2PR200mA,3端子LDO替代OnSemiconductorsMC78FCxxHT1TOREXXC6203xxx2PR250mA,3端子LDO替代OnSemiconductorsMC78LCxxHT1TOREXXC6202Pxx2TH正电压替代OnSemiconductorsMC78LxxACP/BCPTOREXXC6204Bxx2MR高速LDO，带CE功能替代OnSemiconductorsMC78PCxxNTRTOREXXC6206Pxx2PR200mA,3端子LDO替代OnSemiconductorsMC78RCxxHT1TOREXXC6217Axx2MR200Ma,带CE功能替代OnSemiconductorsNCP584HSNxxT1GTOREXXC6203Pxx2FR400mA,3端子LDO替代OnSemiconductorsSC5201-1GSTR3TOREXXC6402高速LDO，带CE功能替代OnSemiconductorsNCP400FCT2GTOREXXC6403/04，带CE功能高速LDO，带电压检测器替代OnSemiconductorsNCP400FCT2GTOREXXC6405带CE功能高速LDO，带电压检测器替代OnSemiconductorsNCP400FCT2GTOREXXC6401高速LDO替代OnSemiconductorsNCP583XVxxT2GTOREXXC6214过热保护功能替代OnSemiconductorsMC78LCxxHT1TOREXXC6219高速LDO，带CE功能替代OnSemiconductorsNCP584HSNxxT1G)