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首页 > Products > Led Driver > Non isolated LED Driver > Non isolation Buck Constant Current High efficienc >Cxle8364 is a high precision step-down high power LED constant current driver chip with built-in MOS It is suitable for high power LED constant current driving power supply with AC 85V to 265V
Cxle8364 is a high precision step-down high power LED constant current driver chip with built-in MOS It is suitable for high power LED constant current driving power supply with AC 85V to 265V

Patented high-end current detection, fixed frequency, current mode PWM control mode, with excellent linear adjustment rate and load adjustment rate. The accuracy of LED output current is within ?1%, and the consistency between chips is ?3%. The typical operating frequency of the chip is about 65khz. The frequency buffing function integrated in the chip can reduce the cost of EMI. Built in loop compensation and slope compensation, no external compensation, simple application design. Cxle8364 has multiple protection functions, including LED open / short circuit protection, cycle by cycle current limiting protection, input power supply undervoltage / overvoltage protection, power clamp and other functions

Cxle8364 is a high precision step-down high power LED constant current driver chip with built-in MOS It is suitable for high power LED constant current driving power supply with AC 85V to 265V
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                          目录2qf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)2qf嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品2qf嘉泰姆

一.产品概述2qf嘉泰姆


   CXLE8364是一款具有内置MOS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全范围输入电压的大功率LED恒流驱动电源。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。LED输出电流精度达到±1%以内,片间一致性为±3%。芯片典型工作频率约65KHz。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。CXLE8364具有多重保护功能,包括LED开路/短路保护,逐周期限流保护,输入供电欠压/过压保护及电源箝位等功能。2qf嘉泰姆
   CXLE8364采用DIP8封装。 
2qf嘉泰姆

二.产品特点2qf嘉泰姆


内置2A 600V MOS管2qf嘉泰姆
高端电流检测2qf嘉泰姆
LED均值电流控制:恒流效果好

LED输出电流精度:最高达±3%2qf嘉泰姆

高效率:最高可达93%以上2qf嘉泰姆

固定工作频率,电流模PWM控制2qf嘉泰姆
抖频功能2qf嘉泰姆
内置环路补偿、斜坡补偿2qf嘉泰姆
LED开路/短路保护2qf嘉泰姆
芯片供电欠压/过压保护

三.应用范围2qf嘉泰姆


 LED球泡灯、日光灯 其它LED照明  2qf嘉泰姆

四.技术规格书(产品PDF)2qf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!2qf嘉泰姆

 QQ截图20160419174301.jpg2qf嘉泰姆

五.产品封装图2qf嘉泰姆


  QQ截图20160504111948.jpg2qf嘉泰姆

六.电路原理图2qf嘉泰姆


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七.相关芯片选择指南2qf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