CXLE87154是一款单级降压PFC控制器，主要用于LED照明应用。它集成了一个500伏的MOSFET以减少物理体积。采用专有控制架构，实现LED电流精确调节、单位功率因数、准谐振谷通高效运行。采用特殊设计，实现快速启动和安全可靠保护，集成了开/短LED保护，省去了对光耦的需求，最大限度地减少了元器件数量和板卡尺寸。
集成500V MOSFET
·实现低开关损耗的MOSFET谷通
·功率因数>0.90，单级转换。
·低启动电流：典型15μA
·快速启动<500ms
·可靠的短LED和开放式LED保护
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[ CXLE87154 ]
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产品概述 返回TOP
The CXLE87154 is a single stage Buck PFC controller targeting at LED lighting applications. It integrates a 500V MOSFET to decrease physical volume. It adopts the proprietary control architecture to achieve an accurate regulation of LED current, unity power factor, and quasi-resonant valley turn-on high efficiency operation. It adopts special design to achieve quick start up and reliable protection for safety requirement.It integrates open/short LED protection and eliminates the need for opto-coupler, thus minimizing the component count and board size.
产品特点 返回TOP
· Integrated 500V MOSFET
· Valley turn-on of the MOSFET to achieve low switching losses
· Power factor >0.90 with single-stage conversion.
· Low start up current: 15μA typical
· Quick start up<500ms
· Reliable short LED and Open LED protection
· Power factor >0.90 with single-stage conversion.
Compact package: SO8
应用范围 返回TOP
LED lighting
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产品封装图 返回TOP
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Lighting Driver and Controller ICs |
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Part Number |
Function |
Package |
Dimming |
VIN Range |
PFC |
Isolation |
OptoCouple |
QR Mode |
|
Single Stage Buck PFC Regulato |
SO8 |
NO |
AC LINE |
Yes |
NO |
NO |
Yes |
|
|
Single stage BuckBoost PFC co |
SO8 |
NO |
AC LINE |
Yes |
NO |
NO |
Yes |
|
|
Single Stage Flyback PFC Contr |
SO8 |
PWM/Analog |
AC LINE |
Yes |
Yes |
NO |
Yes |
|
|
Single Stage Flyback PFC Contr |
SO8 |
NO |
AC LINE |
Yes |
Yes |
NO |
Yes |
|
下一篇▶:CXLE87155单级降压PFC控制器用于LED照明应用准谐振模式驱动Buck-Boost变换器以获得更高的效率功率因数大于0.90单级转换低开关损耗的MOSFET谷通ZCS检测和偏置电流可选
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