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首页 > Products > Led Driver > Non isolated LED Driver > Non Isolation PFC >Cxle8367 chip adopts self powered structure without auxiliary winding or other auxiliary power supply mode which is used to drive NPN triode providing high cost performance
Cxle8367 chip adopts self powered structure without auxiliary winding or other auxiliary power supply mode which is used to drive NPN triode providing high cost performance

The frequency buffeting function integrated in the chip can reduce the cost of EMI. The circuit compensation and slope compensation are built in, without external compensation, and the application design is simple. Patented high-end current detection, fixed frequency, current mode PWM control mode, with excellent linear adjustment rate and load adjustment rate. Cxle8367 has multiple protection functions, including cycle by cycle current limiting protection, led open circuit, short circuit protection, input power supply undervoltage protection and power clamp

Cxle8367 chip adopts self powered structure without auxiliary winding or other auxiliary power supply mode which is used to drive NPN triode providing high cost performance
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                          目录Hep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)Hep嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品Hep嘉泰姆

一.产品概述Hep嘉泰姆


   CXLE8367芯片采用自供电结构,无需辅助绕组,或者其他辅助供电方式,用于驱动NPN三极管,提供高性价比。芯片内部集成的抖频功能可降低EMI成本,内置环路补偿与斜坡补偿,无需外部补偿,应用设计简单。专利的高端电流检测、固定频率、电流模PWM控制方式,具有优异的线性调整率和负载调整率。CXLE8367具有多重保护功能,包括逐周期限流保护,LED开路、短路保护,输入供电欠压保护及电源箝位等功能。CXLE8367采用SOP8封装。 Hep嘉泰姆

    CXLE8367是一款具有自供电功能的高精度降压型大功率LED恒流驱动芯片,适用于交流85V到265V全范围输入电压,输出电流在300mA以内的非隔离LED恒流电源。

二.产品特点Hep嘉泰姆


自供电结构,无需辅助供电Hep嘉泰姆
LED均值电流控制,恒流效果好Hep嘉泰姆
LED输出电流精度:±3%Hep嘉泰姆
高效率:最高可达93%以上Hep嘉泰姆
输出电流:小于300mAHep嘉泰姆
电流模PWM控制Hep嘉泰姆
固定工作频率Hep嘉泰姆
抖频功能Hep嘉泰姆
内置环路补偿、斜坡补偿Hep嘉泰姆
LED开路、短路保护Hep嘉泰姆
芯片供电欠压保护
Hep嘉泰姆

三.应用范围Hep嘉泰姆


30W以内的非隔离 LED日光灯电源,外置电源,球泡灯,蜡烛灯,玉米灯,景光灯,筒灯,射灯,信号灯,GU10/E27.PAR灯等    Hep嘉泰姆

四.技术规格书(产品PDF)Hep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!Hep嘉泰姆

 QQ截图20160419174301.jpgHep嘉泰姆

五.产品封装图Hep嘉泰姆


 QQ截图20160504111948.jpg Hep嘉泰姆

六.电路原理图Hep嘉泰姆


 blob.png  Hep嘉泰姆

七.相关芯片选择指南Hep嘉泰姆


LED驱动 > 非隔离型(AC/DC)
产品型号 输入电压 输出电压 输出电流 工作效率 产品封装 备注
CXLE8364 85-265V 低于输入,16V-150V 300mA 92% DIP-8 非隔离,内置MOS,电流精度±3%
CXLE8365 85-265V 低于输入 2A 93% SOT23-6 外置MOSFET
CXLE8366 85-265V 低于输入 250mA 93% SOP-8   DIP-8 PWM控制+三极管13003
CXLE8367 100-265V 低于输入 350mA 93% SOP-8 外驱三极管
CXLE8368 85-265V 低于输入 600mA 93% SOP-8 高功率因数校正
CXLE8355 6-100v 低于输入 3A 95 sot23-6 可做足3A