CXLE8105

CXLE8105是一个升压型DC-DC转换器,专门设计用于驱动恒流白光LED。该设备可支持2至5个白光LED背光和相机闪烁。这种高效的调节器和内部补偿网络可将5个外部元件的数量减至最少。优化后的工作频率能满足LC滤波器值小、工作电流小、效率高的要求。误差放大器的非逆变输入端与0.25V的精密参考电压相连,内部软启动功能可降低励磁涌流。

升压型DC转换器驱动恒流白光LED支持2至5个白光LED背光和相机闪烁CXLE8105可调输出24伏高效的调节器和内部补偿网络可将5个外部元件的数量减至最少

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产品简介

                          目录ItN嘉泰姆

   1.产品概述      2.产品特点      3.应用范围     4.技术规格书下载(PDF文档)ItN嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品ItN嘉泰姆

一.产品概述ItN嘉泰姆


            The CXLE8105 is a Boost DC-DC converter specifically designed to drive white light LEDs with constant current. The device can support 2 to 5 white light LEDs for backlighting and camera flashing. This high efficient regulator and internal compensation network minimizes as 5 external component counts. Optimized operation frequency can meet the requirement of small LC filters value and low operation current with high efficiency. The non-inverting input of error amplifier connects to a 0.25V precision reference voltage and internal soft-start function can reduce the inrush current.ItN嘉泰姆
      The CXLE8105 is available in the TSOT23-6L package and provides space-saving PCB for diverse application fields ItN嘉泰姆

二.产品特点ItN嘉泰姆


˙Precision Feedback Reference Voltage: 0.25V (4%)ItN嘉泰姆
˙Under Voltage Lockout ProtectionItN嘉泰姆
˙Over Voltage ProtectionItN嘉泰姆
˙Over Temperature ProtectionItN嘉泰姆
˙Wide Frequency Range and Dimming with Zero-Inrush CurrentItN嘉泰姆
˙Internal Soft-StartItN嘉泰姆
˙Zero Shutdown CurrentItN嘉泰姆
˙Adjustable Output up to 24VItN嘉泰姆
˙Package: TSOT23-6LItN嘉泰姆

三.应用范围ItN嘉泰姆


Ø Smart Phone LED BacklightsItN嘉泰姆

Ø Digital CamerasItN嘉泰姆

Ø CamcordersItN嘉泰姆

Ø PDA LED Backlights  ItN嘉泰姆

四.技术规格书(产品PDF)ItN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ItN嘉泰姆

 QQ截图20160419174301.jpgItN嘉泰姆

五.产品封装图ItN嘉泰姆


blob.png  ItN嘉泰姆

六.电路原理图ItN嘉泰姆


 blob.png  ItN嘉泰姆

七.相关芯片选择指南           更多同类产品......ItN嘉泰姆


WHITE LED DRIVERS
Part No. VIN VOUT # of  Driver Feedback Switching Notes Package Status
(Min) (Max) (Max) LEDs Current Voltage Frequency
(V) (V) (Max) (A) (V) (kHz)
CXLE8101 3.6 28 25 6 2 0.25 320 100% Duty SOP8 MP
CXLE8102 3.6 28 25 6 3 0.25 320 100% Duty SOP8 MP
CXLE8103 7 26 26 7 0.7 NA NA   SOT23-5 MP
CXLE8104 7 26 26 7 1 NA NA   SOT89-5 MP
CXLE8105 2.7 5.5 20 5 0.75 0.25 1200   SOT23-6 MP
CXLE8106 8.5 100 VIN*0.9 VIN*0.9 ILED 0.25 Auto  Buck SOP8 MP

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