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首页 > Products > Led Driver > LED Backlight > White Light Backlight Driver >Cxle8610 is a step-down constant current LED driver, which can work in the range of dc8v to 36V input voltage, with low ripple and built-in power MOS
Cxle8610 is a step-down constant current LED driver, which can work in the range of dc8v to 36V input voltage, with low ripple and built-in power MOS

Cxle8610 is a step-down constant current LED driver, which can work in the range of dc8v to 36V input voltage, with low ripple and built-in power MOS. Cxle8610 has built-in fixed frequency oscillator and frequency compensation circuit, which simplifies the circuit design.
PWM control loop can adjust the duty cycle from 0% to 100%. The built-in output over-current protection function reduces the switching frequency from 220khz to 60KHZ when the output is short circuited. Internal compensation module can reduce the number of peripheral components

Cxle8610 is a step-down constant current LED driver, which can work in the range of dc8v to 36V input voltage, with low ripple and built-in power MOS
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目录r6C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(产品PDF文档) r6C嘉泰姆
5.产品封装图   6.电路原理图  7.功能概述      8.相关产品
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一,产品概述(General Description)      r6C嘉泰姆


       CXLE8610是一款降压恒流型 LED驱动器,可工作在DC8V到36V输入电压范围,低纹波,内置功率MOS。CXLE8610内置固定频率振荡器与频率补偿电路,简化了电路设计。r6C嘉泰姆
      PWM 控 制 环 路 可 以 调 节 占 空 比 从0~100%之间线性变化。内置输出过电流保护功能,当输出短路时,开关频率从220KHz降至60KHz。内r6C嘉泰姆
部补偿模块可以减少外围器件数量。r6C嘉泰姆
二.产品特点(Features)
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8V到36V宽输入电压范围r6C嘉泰姆
0.21V输出电流采样电压r6C嘉泰姆
最大占空比100%r6C嘉泰姆
最小压差0.3Vr6C嘉泰姆
固定220KHz开关频率r6C嘉泰姆
最大4A开关电流r6C嘉泰姆
内置功率MOSr6C嘉泰姆
出色的线性与负载调整率r6C嘉泰姆
内置频率补偿功能r6C嘉泰姆
内置输出短路保护功能r6C嘉泰姆
内置热关断功能r6C嘉泰姆
内置电流限制功能r6C嘉泰姆
TO252-5L封装r6C嘉泰姆
三,应用范围 (Applications)
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降压恒流驱动r6C嘉泰姆
显示器LED背光r6C嘉泰姆
通用LED照明r6C嘉泰姆
四.技术规格书下载(产品PDF)
r6C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!r6C嘉泰姆

 QQ截图20160419174301.jpgr6C嘉泰姆

五,产品封装图 (Package)r6C嘉泰姆


blob.pngr6C嘉泰姆

引脚号r6C嘉泰姆

引脚名r6C嘉泰姆

描述r6C嘉泰姆

1r6C嘉泰姆

GNDr6C嘉泰姆

接地引脚。r6C嘉泰姆

2r6C嘉泰姆

CSr6C嘉泰姆

输出电流采样引脚,CS 参考电压为 0.21V。r6C嘉泰姆

3r6C嘉泰姆

SWr6C嘉泰姆

功率开关输出引脚,SW 是输出功率的开关节点,金属片电气r6C嘉泰姆
属性是 SW。
r6C嘉泰姆

4r6C嘉泰姆

VCr6C嘉泰姆

内部电压调节器旁路电容引脚,在典型应用中,需要在 VINr6C嘉泰姆
与 VC 引脚之间连接 1 个 1uF 电容。
r6C嘉泰姆

5r6C嘉泰姆

VINr6C嘉泰姆

电源输入引脚,支持 8V 到 36V DC 范围电压输入,需要在 VINr6C嘉泰姆
与 GND 之间并联电解电容以消除噪声。
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六.电路原理图r6C嘉泰姆


blob.pngr6C嘉泰姆

七,功能概述r6C嘉泰姆


参数r6C嘉泰姆

符号r6C嘉泰姆

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单位r6C嘉泰姆

输入电压r6C嘉泰姆

Vinr6C嘉泰姆

-0.3 到 40r6C嘉泰姆

Vr6C嘉泰姆

输出开关引脚电压r6C嘉泰姆

VSWr6C嘉泰姆

-0.3 到 VINr6C嘉泰姆

Vr6C嘉泰姆

电流采样引脚电压r6C嘉泰姆

VCSr6C嘉泰姆

-0.3到VINr6C嘉泰姆

Vr6C嘉泰姆

功耗r6C嘉泰姆

PDr6C嘉泰姆

内部限制r6C嘉泰姆

mWr6C嘉泰姆

热阻 (TO252-5L)r6C嘉泰姆
(结到环境,无外部散热片)
r6C嘉泰姆

RJAr6C嘉泰姆

50r6C嘉泰姆

oC/Wr6C嘉泰姆

最大结温r6C嘉泰姆

TJr6C嘉泰姆

-40到150r6C嘉泰姆

oCr6C嘉泰姆

操作结温r6C嘉泰姆

TJr6C嘉泰姆

-40到125r6C嘉泰姆

oCr6C嘉泰姆

贮存温度范围r6C嘉泰姆

TSTGr6C嘉泰姆

-65到150r6C嘉泰姆

oCr6C嘉泰姆

引脚温度(焊接10秒)r6C嘉泰姆

TLEADr6C嘉泰姆

260r6C嘉泰姆

oCr6C嘉泰姆

ESD (人体模型)r6C嘉泰姆

 

>3000r6C嘉泰姆

Vr6C嘉泰姆

八,相关芯片选择指南r6C嘉泰姆


降压型LED恒流驱动器芯片(常规型)r6C嘉泰姆

产品型号r6C嘉泰姆

输入电压r6C嘉泰姆

最大输出电压r6C嘉泰姆

输出电流r6C嘉泰姆

开关频率r6C嘉泰姆

恒流设置r6C嘉泰姆

封装形式r6C嘉泰姆

CXLE8609r6C嘉泰姆

8V ~ 40Vr6C嘉泰姆

32Vr6C嘉泰姆

3Ar6C嘉泰姆

220KHzr6C嘉泰姆

Adj   (0.21V)r6C嘉泰姆

SOP8L-EPr6C嘉泰姆

CXLE8610r6C嘉泰姆

8V ~ 36Vr6C嘉泰姆

32Vr6C嘉泰姆

4Ar6C嘉泰姆

220KHzr6C嘉泰姆

Adj   (0.21V)r6C嘉泰姆

TO252-5Lr6C嘉泰姆

CXLE8611r6C嘉泰姆

8V ~ 36Vr6C嘉泰姆

32Vr6C嘉泰姆

5Ar6C嘉泰姆

220KHzr6C嘉泰姆

Adj   (0.21V)r6C嘉泰姆

TO263-5Lr6C嘉泰姆