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首页 > Products > Led Driver > Non isolated LED Driver >  Non Isolation No PFC >Cxle8354c cxle8354b cxle8354a is a high efficiency non isolated step-down LED constant current driver chip, which is suitable for the non isolated step-down LED constant current driver power
Cxle8354c cxle8354b cxle8354a is a high efficiency non isolated step-down LED constant current driver chip, which is suitable for the non isolated step-down LED constant current driver power

The cxle8354c cxle8354b cxle8354a integrates high-precision current detection and constant current drive circuit inside, which can achieve high-precision LED constant current output and excellent line voltage regulation rate. At the same time, cxle8354c cxle8354b cxle8354a works in the inductive current critical mode of peak current off and zero current on, and the LED output current does not vary with the inductance and LED output voltage
It has the advantages of excellent load regulation and insensitivity to the change of inductance

Cxle8354c cxle8354b cxle8354a is a high efficiency non isolated step-down LED constant current driver chip, which is suitable for the non isolated step-down LED constant current driver power
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目录oJ6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) oJ6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)      oJ6嘉泰姆


   CXLE8354C CXLE8354B CXLE8354A 是一款高效率的非隔离降压 LED 恒流驱动芯片,适用于 85VAC~265VAC 全电压输入范围的非隔离降压型LED 恒流驱动电源。oJ6嘉泰姆
    CXLE8354C CXLE8354B CXLE8354A 内部集成了高精度的电流检测和恒流驱动电路,能够实现高
精度的 LED 恒流输出和出色的线电压调整率。同时,CXLE8354C CXLE8354B CXLE8354A 工作在峰值电流关断,零电流导通的电感电流临界模式下,LED输出电流并不随电感量和 LED 输出电压的变化而变化,从而具有优异的负载调整率和对电感量变化不敏感的优点。oJ6嘉泰姆
     CXLE8354C CXLE8354B CXLE8354A 内部集成 500V 功率管,并采用源极驱动方式,芯片的工
作电流很低,无需辅助绕组检测和供电,无需任何补偿元件,只需要很少的外围元件,即可实现高效率的LED 恒流输出,极大的节约了系统的成本和体积。oJ6嘉泰姆
    CXLE8354C CXLE8354B CXLE8354A 工作电压范围宽,适用于 85VAC~265VAC 全电压范围的
交流输入。同时 CXLE8354C CXLE8354B CXLE8354A 集成了多种保护功能,以保证系统的稳定和可靠。包括 LED 开路、短路保护,CS电阻短路保护,芯片温度智能控制和芯片供电欠压保护等。oJ6嘉泰姆
二.产品特点(Features)
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内部集成 500V 功率管oJ6嘉泰姆
电感电流临界模式oJ6嘉泰姆
芯片超低工作电流oJ6嘉泰姆
无需辅助绕组检测和供电oJ6嘉泰姆
宽输入电压oJ6嘉泰姆
系统工作效率高oJ6嘉泰姆
±5%LED 输出电流精度oJ6嘉泰姆
LED 开路/短路保护oJ6嘉泰姆
CS 电阻短路保护oJ6嘉泰姆
芯片供电欠压保护oJ6嘉泰姆
芯片温度智能控制oJ6嘉泰姆
对电感变化不敏感oJ6嘉泰姆
自动重启动功能oJ6嘉泰姆
系统 BOM 成本低oJ6嘉泰姆
采用 SOP8L 封装oJ6嘉泰姆
三,应用范围 (Applications)
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 LED 球泡灯,蜡烛灯,玉米灯oJ6嘉泰姆
· LED 日光灯,PAR 灯oJ6嘉泰姆
· 其它 LED 照明oJ6嘉泰姆
四.技术规格书下载(产品PDF)
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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!oJ6嘉泰姆

 QQ截图20160419174301.jpgoJ6嘉泰姆

五,产品封装图 (Package)oJ6嘉泰姆


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2.JPGoJ6嘉泰姆

六.电路原理图oJ6嘉泰姆


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1.JPGoJ6嘉泰姆

七,功能概述oJ6嘉泰姆

参数oJ6嘉泰姆

额定值oJ6嘉泰姆

单位oJ6嘉泰姆

VCC 到 GND 电压oJ6嘉泰姆

-0.3~+20oJ6嘉泰姆

VoJ6嘉泰姆

DRN 到 GND 电压oJ6嘉泰姆

-0.3~+500oJ6嘉泰姆

VoJ6嘉泰姆

CS,OVP 到 GND 电压oJ6嘉泰姆

-0.3~+6oJ6嘉泰姆

VoJ6嘉泰姆

VCC 引脚电源电流oJ6嘉泰姆

5oJ6嘉泰姆

mAoJ6嘉泰姆

功率损耗oJ6嘉泰姆

0.6oJ6嘉泰姆

WoJ6嘉泰姆

储存环境温度oJ6嘉泰姆

-50~+150oJ6嘉泰姆

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工作结温范围oJ6嘉泰姆

-40~+150oJ6嘉泰姆

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ESD 水平(HBM)oJ6嘉泰姆

2000oJ6嘉泰姆

VoJ6嘉泰姆

ESD 水平(MM)oJ6嘉泰姆

200oJ6嘉泰姆

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八,相关芯片选择指南oJ6嘉泰姆

LED驱动芯片>非隔离不带PFCoJ6嘉泰姆

产品名称oJ6嘉泰姆

功率管oJ6嘉泰姆

调光方式oJ6嘉泰姆

封装oJ6嘉泰姆

典型应用oJ6嘉泰姆

最大功率oJ6嘉泰姆

应用领域oJ6嘉泰姆

CXLE8353oJ6嘉泰姆

功率管500V/5ΩoJ6嘉泰姆

调光方式三段开关oJ6嘉泰姆

封装SOP8oJ6嘉泰姆

典型应用80V/220mAoJ6嘉泰姆

最大功率20WoJ6嘉泰姆

LED日光灯oJ6嘉泰姆

CXLE8354DoJ6嘉泰姆

500V/5ΩoJ6嘉泰姆

不支持oJ6嘉泰姆

DIP8oJ6嘉泰姆

80V/280mAoJ6嘉泰姆

24WoJ6嘉泰姆

LED天花灯oJ6嘉泰姆

CXLE8354CoJ6嘉泰姆

500V/5ΩoJ6嘉泰姆

不支持oJ6嘉泰姆

SOP8oJ6嘉泰姆

80V/220mAoJ6嘉泰姆

20WoJ6嘉泰姆

LED吸顶灯oJ6嘉泰姆

CXLE8354BoJ6嘉泰姆

500V/10ΩoJ6嘉泰姆

不支持oJ6嘉泰姆

SOP8oJ6嘉泰姆

130V/120mAoJ6嘉泰姆

16WoJ6嘉泰姆

LED筒灯oJ6嘉泰姆

CXLE8354AoJ6嘉泰姆

500V/14ΩoJ6嘉泰姆

不支持oJ6嘉泰姆

SOP8oJ6嘉泰姆

90V/60mAoJ6嘉泰姆

12WoJ6嘉泰姆

LED日光灯oJ6嘉泰姆