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首页 > Products > Led Driver > Non isolated LED Driver > Non Isolation PFC >Cxle8365 is a high-precision step-down high-power LED constant current driver chip It is suitable for high power LED constant current driving power supply AC 85V to 265V full range input voltage
Cxle8365 is a high-precision step-down high-power LED constant current driver chip It is suitable for high power LED constant current driving power supply AC 85V to 265V full range input voltage

Cxle8365 is a high-precision step-down high-power LED constant current driver chip. It is suitable for high power LED constant current driving power supply with AC 85V to 265V full range input voltage. Patented high-end current detection, fixed frequency, current mode PWM control mode, with excellent linear adjustment rate and load adjustment rate. The typical operating frequency of the chip is about 65khz. The chip adopts the unique constant current control mode, which makes the LED output current accuracy within ?3%. 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

Cxle8365 is a high-precision step-down high-power LED constant current driver chip It is suitable for high power LED constant current driving power supply AC 85V to 265V full range input voltage
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                          目录szS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)szS嘉泰姆

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

一.产品概述szS嘉泰姆


   CXLE8365是一款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。芯片典型工作频率约65KHz。芯片采用的特有恒流控制方式,使得LED输出电流精度达到±3%以内。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。CXLE8365具有多重保护功能,包括DRV驱动 MOS 栅极电压钳位、LED开路/短路保护,逐周期限流保护,输入供电欠压/过压保护及电源嵌位等功能. szS嘉泰姆

二.产品特点szS嘉泰姆


高端 MOS 驱动 szS嘉泰姆
输出电流:可达 2A szS嘉泰姆
LED均值电流控制:恒流效果szS嘉泰姆
LED输出电流精度:±3% szS嘉泰姆
高效率:最高可达93%以上 szS嘉泰姆
固定工作频率,电流模 PWMszS嘉泰姆
抖频功能 szS嘉泰姆
内置环路补偿、斜坡补偿 szS嘉泰姆
LED开路/短路保护 szS嘉泰姆
芯片供电欠压/过压保护 szS嘉泰姆
功率管栅极电压嵌位:17V 

三.应用范围szS嘉泰姆


LED球泡灯、日光灯 其它LED照明 适合大功率一些的LED驱动电源晶丰2822由于内置了MOSFET,因此功率做的不会太大。szS嘉泰姆

我们的优势是外置MOSFET szS嘉泰姆

四.技术规格书(产品PDF)szS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!szS嘉泰姆

 QQ截图20160419174301.jpgszS嘉泰姆

五.产品封装图szS嘉泰姆


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六.电路原理图szS嘉泰姆


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七.相关芯片选择指南szS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