产品概述 返回TOPeKM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TOPeKM嘉泰姆

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

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

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

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

Low start up current: 15μA typicaleKM嘉泰姆

Reliable short LED and Open LED protectioneKM嘉泰姆

Power factor >0.90 with single-stage conversioneKM嘉泰姆

Compact package: SO8eKM嘉泰姆

   应用范围 返回TOPeKM嘉泰姆

LED lightingeKM嘉泰姆

Down lighteKM嘉泰姆

Tube lampeKM嘉泰姆

PAR lampeKM嘉泰姆

Bulb lampeKM嘉泰姆

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