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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c4U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) c4U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
c4U嘉泰姆

 c4U嘉泰姆

一,产品概述(General Description)      c4U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。c4U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c4U嘉泰姆
部补偿模块可以减少外围器件数量。c4U嘉泰姆
二.产品特点(Features)
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8V到36V宽输入电压范围c4U嘉泰姆
0.21V输出电流采样电压c4U嘉泰姆
最大占空比100%c4U嘉泰姆
最小压差0.3Vc4U嘉泰姆
固定220KHz开关频率c4U嘉泰姆
最大4A开关电流c4U嘉泰姆
内置功率MOSc4U嘉泰姆
出色的线性与负载调整率c4U嘉泰姆
内置频率补偿功能c4U嘉泰姆
内置输出短路保护功能c4U嘉泰姆
内置热关断功能c4U嘉泰姆
内置电流限制功能c4U嘉泰姆
TO252-5L封装c4U嘉泰姆
三,应用范围 (Applications)
c4U嘉泰姆


降压恒流驱动c4U嘉泰姆
显示器LED背光c4U嘉泰姆
通用LED照明c4U嘉泰姆
四.技术规格书下载(产品PDF)
c4U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!c4U嘉泰姆

 QQ截图20160419174301.jpgc4U嘉泰姆

五,产品封装图 (Package)c4U嘉泰姆


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引脚号c4U嘉泰姆

引脚名c4U嘉泰姆

描述c4U嘉泰姆

1c4U嘉泰姆

GNDc4U嘉泰姆

接地引脚。c4U嘉泰姆

2c4U嘉泰姆

CSc4U嘉泰姆

输出电流采样引脚,CS 参考电压为 0.21V。c4U嘉泰姆

3c4U嘉泰姆

SWc4U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c4U嘉泰姆
属性是 SW。
c4U嘉泰姆

4c4U嘉泰姆

VCc4U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 VINc4U嘉泰姆
与 VC 引脚之间连接 1 个 1uF 电容。
c4U嘉泰姆

5c4U嘉泰姆

VINc4U嘉泰姆

电源输入引脚,支持 8V 到 36V DC 范围电压输入,需要在 VINc4U嘉泰姆
与 GND 之间并联电解电容以消除噪声。
c4U嘉泰姆

六.电路原理图c4U嘉泰姆


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七,功能概述c4U嘉泰姆


参数c4U嘉泰姆

符号c4U嘉泰姆

c4U嘉泰姆

单位c4U嘉泰姆

输入电压c4U嘉泰姆

Vinc4U嘉泰姆

-0.3 到 40c4U嘉泰姆

Vc4U嘉泰姆

输出开关引脚电压c4U嘉泰姆

VSWc4U嘉泰姆

-0.3 到 VINc4U嘉泰姆

Vc4U嘉泰姆

电流采样引脚电压c4U嘉泰姆

VCSc4U嘉泰姆

-0.3到VINc4U嘉泰姆

Vc4U嘉泰姆

功耗c4U嘉泰姆

PDc4U嘉泰姆

内部限制c4U嘉泰姆

mWc4U嘉泰姆

热阻 (TO252-5L)c4U嘉泰姆
(结到环境,无外部散热片)
c4U嘉泰姆

RJAc4U嘉泰姆

50c4U嘉泰姆

oC/Wc4U嘉泰姆

最大结温c4U嘉泰姆

TJc4U嘉泰姆

-40到150c4U嘉泰姆

oCc4U嘉泰姆

操作结温c4U嘉泰姆

TJc4U嘉泰姆

-40到125c4U嘉泰姆

oCc4U嘉泰姆

贮存温度范围c4U嘉泰姆

TSTGc4U嘉泰姆

-65到150c4U嘉泰姆

oCc4U嘉泰姆

引脚温度(焊接10秒)c4U嘉泰姆

TLEADc4U嘉泰姆

260c4U嘉泰姆

oCc4U嘉泰姆

ESD (人体模型)c4U嘉泰姆

 

>3000c4U嘉泰姆

Vc4U嘉泰姆

八,相关芯片选择指南c4U嘉泰姆


降压型LED恒流驱动器芯片(常规型)c4U嘉泰姆

产品型号c4U嘉泰姆

输入电压c4U嘉泰姆

最大输出电压c4U嘉泰姆

输出电流c4U嘉泰姆

开关频率c4U嘉泰姆

恒流设置c4U嘉泰姆

封装形式c4U嘉泰姆

CXLE8609c4U嘉泰姆

8V ~ 40Vc4U嘉泰姆

32Vc4U嘉泰姆

3Ac4U嘉泰姆

220KHzc4U嘉泰姆

Adj   (0.21V)c4U嘉泰姆

SOP8L-EPc4U嘉泰姆

CXLE8610c4U嘉泰姆

8V ~ 36Vc4U嘉泰姆

32Vc4U嘉泰姆

4Ac4U嘉泰姆

220KHzc4U嘉泰姆

Adj   (0.21V)c4U嘉泰姆

TO252-5Lc4U嘉泰姆

CXLE8611c4U嘉泰姆

8V ~ 36Vc4U嘉泰姆

32Vc4U嘉泰姆

5Ac4U嘉泰姆

220KHzc4U嘉泰姆

Adj   (0.21V)c4U嘉泰姆

TO263-5Lc4U嘉泰姆