升压型LED背光/照明驱动电路CXLE8147, PFM Step-up DC/DC driver IC with invariant current, design for LED applications. Thought the external resistance, output current reach 0mA~500mA. A low ripple, high efficienc

发布时间:2020-04-06 09:43:38 浏览次数:702 作者:嘉泰姆 来源:1
摘要:升压型LED背光/照明驱动电路CXLE8147, PFM Step-up DC/DC driver IC with invariant current, design for LED applications. Thought the external resistance, output current reach 0mA~500mA. A low ripple, high efficienc

目录7EG嘉泰姆

   1.产品概述   2.产品特点   3.应用范围    4.技术规格书下载(PDF文档)</span>7EG嘉泰姆

   5.产品封装   6.电路原理图</span>  7.相关产品7EG嘉泰姆

一.产品概述7EG嘉泰姆


The CXLE8147 is a PFM Step-up DC/DC driver IC with invariant current, design for LED applications. Thought the external resistance, output current reach 0mA~500mA. A low ripple, high efficiency step-up DC/DC converter can be constructed of CXLE8147 with only three external components. Also available is a CE (chip enable) function that reduce power consumption  7EG嘉泰姆

二.产品特点7EG嘉泰姆


• Low start voltage:0.8V ( at Iout=1mA);&nbsp;7EG嘉泰姆

• Output Current range:0~ 500mA;&nbsp;7EG嘉泰姆

• Output Current accuracy:±10%;&nbsp;7EG嘉泰姆

• High Efficiency:82%(Type);&nbsp;7EG嘉泰姆

• PACKAGE: SOT-89-5.7EG嘉泰姆

三.应用范围7EG嘉泰姆


• Power source for white LED 7EG嘉泰姆

• Supply constant current 7EG嘉泰姆

• Power source for a single or dual-cell battery-powered equipments    7EG嘉泰姆

四.技术规格书(产品PDF)7EG嘉泰姆


需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持!7EG嘉泰姆

 QQ截图20160419174301.jpg7EG嘉泰姆

五.产品封装图</p>


  blob.png7EG嘉泰姆

六.电路原理图</p>


 blob.png  7EG嘉泰姆

七.相关芯片选择指南7EG嘉泰姆


升压型<span style="">LED背光/照明驱动电路(Step-up   White LED Driver )
Applications:   Step-up converter to drive white-LED, constant current output, LED backlight
Part No.ModeVINVOUTIQFOSCEff.FB VoltagePackageApplication
CXLE8147PFM0.8~9V
36uA300kHz82%200mVSOT89-5Step-up Converter To Drive One Or Two 1W White LEDs
CXLE8148PFM2~6V19V Max93μA3MHz80%200mVSOT23-6STBA,PHONE,PDA,GPS
CXLE8149PWM2.5~5.5V28V Max150μA1.2MHz90%250mVSOT23-6
CXLE8150PWM2.5~5.5V30V Max150μA1.2MHz96%1.23VSOT23-5

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