CXLE83170B

CXLE83170B CXLE83170C是一款高度集成的电源开关,具有恒流(CC)控制,适用于LED照明应用。该集成电路采用准谐振(QR)Buck拓扑和有源PFC控制,以实现高PF、低THD和高效率。CXLE83170B CXLE83170C集成了500V功率MOSFET和高压启动及IC电源电路,只需很少的外部元件。该集成电路在整个开关周期内检测电感电流,可以实现高精度的电容控制,并具有良好的线路和负载调节能力。CXLE83170B CXLE83170C集成了欠压闭锁(UVLO)、逐周限流(OCP)、热foldak(OTP)、输出过压保护(OVP)、LED开/短路保护等功能和保护
用于高功率因数和低THD的有源功率因数校正
带通用输入的PF>0.9
内置高压启动和IC电源电路
内置500V功率MOSFET
准谐振,高效
l±3%CC调节
极低的VDD操作电流
优良的线路和负载调节
l LED开路/短路保护
内置保护:
输出过压保护(OVP)
逐周限流(OCP)
前缘冲裁(LEB)
LED开路/短路保护
片上热折叠(OTP)

CXLE83170B CXLE83170C高功率因数降压LED驱动器恒流CC控制LED照明应用准谐振QR Buck拓扑和有源PFC控制高PF低THD高效率500V功率MOSFET和高压启动及IC电源电路

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1.产品概述       2.产品特点     hyP嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)hyP嘉泰姆

5.产品封装       6.电路原理图  hyP嘉泰姆

7.相关产品hyP嘉泰姆

   产品概述    返回TOPhyP嘉泰姆


     CXLE83170B CXLE83170C is a highly integrated power switch with constant current (CC) control for LED lighting applications. The IC utilizes Quasi-Resonant (QR) Buck topology with active PFC control for high PF, low THD, and high efficiency. CXLE83170B CXLE83170C integrates 500V power MOSFET with high voltage startup and IC power supply circuit, which requires very few external components. The IC senses the inductor current during the whole switching cycle, which can achieve high precision CC control with excellent line and load regulation. CXLE83170B CXLE83170Cintegrates functions and protections of Under Voltage Lockout (UVLO), Cycle-by-cycle Current Limiting (OCP), Thermal Foldack (OTP), Output Over Voltage Protection (OVP), LED Open/Short Protection, etc. CXLE83170B CXLE83170Cuse SOP-7 package.

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 Active PFC for High PF and Low THD hyP嘉泰姆

 PF>0.9 with Universal Input hyP嘉泰姆

 Built-in HV Startup and IC Power Supply Circuit hyP嘉泰姆

 Internal 500V Power MOSFET hyP嘉泰姆

 Quasi-Resonant for High Efficiency hyP嘉泰姆

 ±3% CC Regulation hyP嘉泰姆

 Very Low VDD Operation Current hyP嘉泰姆

 Excellent Line and Load Regulation hyP嘉泰姆

 LED Open/Short Protection hyP嘉泰姆

 Build in Protections: hyP嘉泰姆

   Output Over Voltage Protection (OVP) hyP嘉泰姆

   Cycle-by-Cycle Current Limiting (OCP) hyP嘉泰姆

   Leading Edge Blanking (LEB) hyP嘉泰姆

   LED Open/Short Protection hyP嘉泰姆

   On-Chip Thermal Foldback (OTP)hyP嘉泰姆

   应用范围 返回TOPhyP嘉泰姆


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     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!hyP嘉泰姆

 QQ截图20160419174301.jpghyP嘉泰姆

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高PFC高效非隔离降压型恒流LED驱动芯片(PFC Controller Non-isolated Buck Offline   LED Driver)
Part No. Features Mode VIN Current  Accu. Rdson Package
CXLE83170B PFC   controller Non-isolated Buck LED Driver PWM 85~264V ±3% SOP7
CXLE83170C PFC controller Non-isolated Buck LED   Driver PWM 85~264V ±3% SOP7

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