Single Stage, High PFC, AC-DC LED Driver CXLE8290单级高功率因数，原边控制交流转直流LED 驱动芯片。CXLE8290 集成片上功率因数校正（PFC）功能，在临界 导通模式下运行，实现了高功率因数并减少功率MOS 管开关损耗。无需光耦及副边感应器件就可以精确地调制LED 电流保护功能，包括过流保护 (OCP) 过压保护 (OVP),短路保护

   产品概述 返回TOPUqq嘉泰姆

    CXLE8290 is a single-stage，primary side control AC-DC LED driver with active power factor CXLE8290 integrates on-chip PFC circuit operates in critical conduction mode (CRM) to achieve high power factor and reduce the correction.power MOSFET switching loss.Proprietary control technique, precision LED current is achieved without secondary side sense and feedback circuit including opto-coupler.CXLE8290 provides various protections, such as over current protection (OCP), over voltage protection (OVP), short circuit protection (SCP) and over temperature protection (OTP), etc, to improve system reliability.

   CXLE8290 是一个单级、高功率因数，原边控制交流转直流LED 驱动芯片。CXLE8290 集成片上功率因数校正（PFC）功能，Uqq嘉泰姆

在临界</span>导通模式下运行，实现了高功率因数并减少功率MOS 管开关损耗。无需光耦及副边感应器件就可以精确地调制LED 电流。</span>Uqq嘉泰姆

CXLE8290同时实现了</span>各种保护功能，包括过流保护 (OCP)、 过压保护 (OVP), 短路保护 (SCP)和过热保护(OTP)等，Uqq嘉泰姆

以确保系统可靠的工作。</span>Uqq嘉泰姆

   产品特点 返回TOPUqq嘉泰姆

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 Single-stage Active PFC for high power factor and low THDUqq嘉泰姆

 Primary side control eliminates opto-couplerUqq嘉泰姆

 High precision LED current (+/-3%)Uqq嘉泰姆

 Critical Conduction Mode operationUqq嘉泰姆

 Up to 20W driving capability.Uqq嘉泰姆

 Cycle-by-cycle current limitingUqq嘉泰姆

 Under-voltage lockout (UVLO) protectionUqq嘉泰姆

 VDD and output over voltage protectionUqq嘉泰姆

 Adjustable constant current and output power settingUqq嘉泰姆

 Power on soft-startUqq嘉泰姆

 Compact SOT23-6 packageUqq嘉泰姆

 单级有源PFC实现了高功率因数和低THD
 原边感应机制，无需光耦</span>
 高精度LED电流(+/-3%)
 临界导通模式运行</span>
 最高达60W的驱动能力</span>
 每周期峰值电流控制</span>
 内置欠压锁定保护
 VDD过压保护，输出过压保护</span>
 可调节恒流输出电流及输出功率
 具有软启动功能</span>
 SOT23-6 封装Uqq嘉泰姆

   应用范围 返回TOPUqq嘉泰姆

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 AC/DC LED driver applicationsUqq嘉泰姆

 Signal and decorative LED lightingUqq嘉泰姆

 E14/E27/PAR30/PAR38/GU10 LED lampUqq嘉泰姆

 T8/T10 LED StringUqq嘉泰姆

 AC/DC LED 驱动
 LED信号灯和装饰灯</span>
 E27/PAR30/PAR38/GU10等LED灯</span>
 T8/T10 LED灯串Uqq嘉泰姆

   技术规格书（产品PDF) 返回TOP Uqq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</span>！</span>
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