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　　因应节能意识高涨，大联大集团旗下品佳集团近期特别针对LED Lighting产品(MR16/ E27 & Par灯 / T8 & T9灯管)，整合集团内代理产品线(Infineon、Liteon、NXP、OSRAM、Ricktek)推出一系列LED Lighting解决方案，此外品佳集团也会针对客户端实际需求，协助客户设计LED Lighting客制化产品，加速产品上市时程。

　　提供Total Solution目的如下：
　　·提供客户完整解决方案
　　·提供最有竞争力的BOM Cost
　　·提供可以直接量产的模块

　　品佳代理 LED 及 LED driver (power board) 产品系列如下：
　　一、LED
　　·High Power LED: OSRAM, Lite-on ( 产品从 1W 到 15W)

 

　　·PLCC type LED (1W 以下): OSRAM, Lite-on
  (PLCC 2 / PLCC3 / PLCC4 / PLCC6) with 3528 & 5050 package
  

　　二、LED Driver：NXP、Richtek、Infineon
　　·AC-DC：NXP TEA1523 (with Dimming function) / Richtek R7731A
　　·DC-DC：Richtek RT8450 / Infineon BCR402

　　NXP TEA1523 Features：
　　·Designed for general purpose supplies to up to 15W.
　　·Operates from universal AC mains supplies (80V to 276V)
　　·Adjustable frequency for flexible design.
　　·RC oscillator for load insensitive regulation loop constant.
　　·Valley switching for minimum switch-on loss.
　　·Frequency reduction at low power output makes low standby power possible(<10mW)
　　·Adjustable overcurrent protection.
　　·Undervoltage/ Temperature/ Short-circuit winding protection.
　　Richtek R7731A Features：
　　·Very Low Start-Up Current (<300uA)
　　·Soft Start Function
　　·Current Mode Control
　　·Jittering Switching Frequency
　　·Internal Leading-Edge Blanking
　　·Built-in Slope Compensation
　　·Burst Triple-Mode PWM for Green-Mode
　　·Feedback Open/ Output Over Voltage / Over Temperature /Over Load Protection
　　·High Noise Immunity

　　Richtek RT8450 Features：
　　·High Voltage:VIN Up to 40V, VOUT Up to 60V
　　·1.5A Switch Current
　　·Buck, Boost or Buck-Boost Operation
　　·Current Mode PWM with 1MHz Switching Frenquency
　　·Easy Dimming: Analog, PWM Digital or PWMConverting to Analog with One External Capacitor
　　·Programmable Soft Start to Avoid Inrush Current
　　·Programmable Over Voltage Protection to Limit Output Voltage

　　Infineon BCR402 Features：
　　·Supplies stable bias current even at low battery voltage
　　·Ideal for stabilizing bias current of LEDs
　　·Negative temperature coefficient protects LEDs against thermal overload

　　三、Lighting System Solution：
　　·MR16 Products solution ( 3-5W)：
　　LED：OSRAM / Lite-on
　　Power Solution：Richtek RT8450

　　·E27 Products solution ( 15W & 10W)：
　　LED：OSRAM / Lite-on
　　Power solution：NXP 1523 + R7731A
 

　　·T8 /T9 Light Bar Products solution：
      LED：OSRAM / Lite-on
 

关键词： LED 大联大 品佳 解决方案