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首页 > Products > Led Driver > Streetlight Spotlight Loghting Desk-lamp Lawn-lamp > CC LED Landscape Lighting Drive >Cxle87140 is a three channel led fixed 18ma constant current driver IC with internal control synchronization function After the signal input is disconnected it can realize synchronous
Cxle87140 is a three channel led fixed 18ma constant current driver IC with internal control synchronization function After the signal input is disconnected it can realize synchronous

which can prevent the subsequent cascaded chips from working due to chip damage. At the same time, it is suitable for making full internal control lamp strip without controller. The chip is integrated with MCU curing program, single line digital interface, data latch, LED constant current driver and other circuits. The VDD pin is internally integrated with 5V regulator and few peripheral devices. This product has excellent performance and reliable quality

Cxle87140 is a three channel led fixed 18ma constant current driver IC with internal control synchronization function After the signal input is disconnected it can realize synchronous
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1.产品概述       2.产品特点     Qmh嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)Qmh嘉泰姆

5.产品封装       6.电路原理图  Qmh嘉泰姆

7.相关产品Qmh嘉泰姆

   产品概述 返回TOPQmh嘉泰姆


        CXLE87140是具有内控同步功能的三通道LED固定18mA恒流驱动IC,信号输入断开后实现同步固定七彩花样变化,可防止芯片损坏导致的后续级联芯片不工作。同时适合制作全内控灯条,无需控制器。芯片内部集成有MCU固化程序和单线数字接口、数据锁存器、LED恒流驱动等电路。VDD引脚内部集成5V稳压管,外围器件少。本产品性能优良,质量可靠。

   产品特点 返回TOPQmh嘉泰姆


•   采用功率CMOS工艺 Qmh嘉泰姆
•   OUT输出端口耐压24VQmh嘉泰姆
•   VDD内置5V稳压管,串接电阻后电压支持6~24VQmh嘉泰姆
•    固定恒流输出18mAQmh嘉泰姆
•   PWM辉度控制电路,256级辉度可调Qmh嘉泰姆
•   精确的电流输出值:(通道与通道)最大误差:±3% ,(芯片与芯片)最大误差:±5%Qmh嘉泰姆
•   单线串行级联接口Qmh嘉泰姆
•   振荡方式:内置RC振荡并根据数据线上信号进行时钟同步,在接收完本单元的数据后能自动将后续数据再生并通过数据输出端发     送至下级,信号不随级联变远而出现失真或衰减Qmh嘉泰姆
•   内置上电复位电路,上电复位后所有寄存器初始化为零Qmh嘉泰姆
•   外控模式数据传输速率800KHzQmh嘉泰姆
•   内控模式数据传输速率500KHzQmh嘉泰姆
•   内控模式芯片发送数据2048点Qmh嘉泰姆
•   封装形式:SOP8
Qmh嘉泰姆

   应用范围 返回TOPQmh嘉泰姆


主要应用于护栏管、点光源等LED装饰类产品。Qmh嘉泰姆

   技术规格书(产品PDF) 返回TOP Qmh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!Qmh嘉泰姆

 QQ截图20160419174301.jpgQmh嘉泰姆

产品封装图 返回TOPQmh嘉泰姆


image.pngimage.pngQmh嘉泰姆

电路原理图 返回TOPQmh嘉泰姆


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