目录

1.产品概述       2.产品特点     ary嘉泰姆

3.应用范围       4.技术规格书下载（PDF文档）ary嘉泰姆

5.产品封装       6.电路原理图  ary嘉泰姆

7.相关产品ary嘉泰姆

   产品概述 返回TOPary嘉泰姆

The CXLE82122 is an adaptive constant off-time AC/DC buck controller for dimmable LED luminaries designed to be compatible with triac dimmers. The CXLE82122 provides a constant current for illuminating high power LEDs and includes a triac dim decoder. The LED brightness is modulated by the scheme of PWM-dimming. The CXLE82122 includes a bleeder circuit to ensure proper triac operation by allowing current flow while the line voltage is low to enable proper firing of the triac. A passive PFC circuit ensures good power factor by drawing current directly from the line for most of the cycle, and provides a constant positive voltage to the buck regulator. Additional features include thermal shutdown, current limit and input supply under-voltage lockout.

   产品特点 返回TOPary嘉泰姆

Triac dim decoder circuit for LED dimming ary嘉泰姆

Application voltage range 80VAC – 277VAC ary嘉泰姆

Capable of controlling LED currents greater than 1A ary嘉泰姆

Low quiescent current ary嘉泰姆

Programmable off-time allows for constant ripple current ary嘉泰姆

Input supply under-voltage lockout ary嘉泰姆

Thermal shutdown ary嘉泰姆

Over current protection ary嘉泰姆

No visible flicker ary嘉泰姆

MSOP-8 packageary嘉泰姆

   应用范围 返回TOPary嘉泰姆

Retro Fit Lamps ary嘉泰姆

Solid State Lighting ary嘉泰姆

LED modules such as LED spots, down-lights ary嘉泰姆

LED strings suitable for retail displays, etc.ary嘉泰姆

   技术规格书（产品PDF) 返回TOP ary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！ary嘉泰姆

 ary嘉泰姆

产品封装图 返回TOPary嘉泰姆

ary嘉泰姆

电路原理图 返回TOPary嘉泰姆

aary嘉泰姆

相关芯片选择指南 返回TOP                 更多同类产品......