产品概述 返回TOPoLL嘉泰姆

The CXLE87155 is a single stage Buck-Boost PFC controller targeting at LED lighting applications. It drives the Buck-Boost converter in the quasi-resonant mode to achieve higher efficiency. It keeps the Buck-Boost converter in constant on time operation to achieve high power factor.

   产品特点 返回TOPoLL嘉泰姆

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Valley turn-on of the MOSFET to achieve low switching lossesoLL嘉泰姆

Aux-winding for ZCS detection and bias current optionaloLL嘉泰姆

0.3V current sense reference voltage leads to a lower sense resistance thus a lower conduction lossoLL嘉泰姆

Internal high current MOSFET driver: 1A  sourcing and 2A sinkingoLL嘉泰姆

Low start up current: 15μA typicaloLL嘉泰姆

Reliable short LED and Open LED protectionoLL嘉泰姆

Power factor >0.90 with single-stage conversionoLL嘉泰姆

Compact package: SO8oLL嘉泰姆

   应用范围 返回TOPoLL嘉泰姆

LED lightingoLL嘉泰姆

Down lightoLL嘉泰姆

Tube lampoLL嘉泰姆

PAR lampoLL嘉泰姆

Bulb lampoLL嘉泰姆

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