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首页 > Products > Led Driver > Boost and Buck Linear CC LED driver > High Voltage Linear Buck LED Drive >Cxle8659 is a PWM dimming, low voltage difference LED linear step-down constant current driver. Cxle8659 only needs an external resistor and a NMOS tube to form a complete LED
Cxle8659 is a PWM dimming, low voltage difference LED linear step-down constant current driver. Cxle8659 only needs an external resistor and a NMOS tube to form a complete LED

Cxle8659 is a PWM dimming, low voltage difference LED linear step-down constant current driver. Cxle8659 only needs an external resistor and a NMOS tube to form a complete LED constant current drive circuit. Adjusting the external resistor can adjust the output current, which can be adjusted from 20mA to 3.0A. Cxle8659 can use PWM dims with external signals on the dim pin. The frequency range of the input signal of the dim pin is 200Hz to 10kHz. When dims do not need dimming function, they can be suspended. The working voltage of cxle8659 is 3.0V to 6.0V. When the power supply voltage is higher than 6.0V, the chip can be clamped at 6.0V by external clamp circuit to meet the high voltage and high current constant current LED drive

Cxle8659 is a PWM dimming, low voltage difference LED linear step-down constant current driver. Cxle8659 only needs an external resistor and a NMOS tube to form a complete LED
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   产品概述 返回TOPTkj嘉泰姆


CXLE8659是一种PWM调光的、低压差的LED线性降压恒流驱动器。 CXLE8659仅需要外接一个电阻和一个NMOS管就可以构成一个完整的LED恒 流驱动电路,调节该外接电阻就可以调节 输出电流,输出电流可调范围为 20mA到3.0A。 CXLE8659可以通过在DIM引脚加外 部信号进行PWM调光,DIM脚输入信号 的频率范围是200HZ到10KHZ,当不需要调光功能时,DIM可以悬空。 CXLE8659常工作电压为3.0V到6.0V,当电源电压高过 6.0V时,通过外部 的钳位电路使芯片工作电压钳位在6.0V即可满足高压大电流恒流LED驱动。 CXLE8659用SOT-23-5的封装形式。Tkj嘉泰姆

   产品特点 返回TOPTkj嘉泰姆


 电源电压:3.0V~6.0V Tkj嘉泰姆

 PWM 调光频率:200HZ~10KHZ Tkj嘉泰姆

 输出电流:20mA 到 3.0A。 Tkj嘉泰姆

 输出电流精度:优于±5% Tkj嘉泰姆

 仅需外接一个电阻和一个NMOS管 Tkj嘉泰姆

 电压可开展至400V以上,电流可扩展 到3.0A。Tkj嘉泰姆

   应用范围 返回TOPTkj嘉泰姆


 线性LED照明驱动 Tkj嘉泰姆

 PWM调光的LED照明驱动 Tkj嘉泰姆

 LED手电筒、LED台灯、LED矿灯、 LED日光灯等Tkj嘉泰姆

   技术规格书(产品PDF) 返回TOP Tkj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!Tkj嘉泰姆

 QQ截图20160419174301.jpgTkj嘉泰姆

产品封装图 返回TOPTkj嘉泰姆


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电路原理图 返回TOPTkj嘉泰姆

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