CXLE87159

CXLE87159是一个电流模式单片降压LED驱动器。CXLE87159在4.5-20V的输入范围内工作,通过两个集成的N通道mosfet提供2A的连续输出电流。内部同步功率开关无需使用外部肖特基二极管即可提供高效率。在轻负载下,LED驱动器以低频工作,以保持高效率和低输出纹波。CXLE87159通过LED短路保护、热保护、启动电流失控保护、输入欠压锁定,确保了稳健性
 4.5V至20V工作输入范围2A输出电流
效率高达94%
轻载高效(>85%)
固定1MHz开关频率
输入欠压锁定
启动电流失控保护
 LED短路保护
热保护

CXLE87159电流模式单片降压LED驱动器4.5-20V输入通过两个集成的N通道mosfet提供2A的连续输出电流固定1MHz开关频率输入欠压锁定启动电流失控保护

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1.产品概述       2.产品特点     WaO嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)WaO嘉泰姆

5.产品封装       6.电路原理图  WaO嘉泰姆

7.相关产品WaO嘉泰姆

   产品概述 返回TOPWaO嘉泰姆


The CXLE87159 is a current mode monolithic buck LED driver. Operating with an input range of 4.5-20V, CXLE87159 delivers 2A of continuous output current with two integrated N-Channel MOSFETs. The internal synchronous power switches provide high efficiency without the use of an external Schottky diode. At light loads, the LED driver operates in low frequency to maintain high efficiency and low output ripple. The CXLE87159 guarantees robustness with LED short protection, thermal protection, start-up current run-away protection, input under voltage lockout. The CXLE87159 is available in 6-pin and 8-pin TSOT packages, which provide a compact solution with minimal external components.

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 4.5V to 20V operating input range 2A output current WaO嘉泰姆

 Up to 94% efficiency WaO嘉泰姆

 High efficiency (>85%) at light load WaO嘉泰姆

 Fixed 1MHz Switching frequency WaO嘉泰姆

 Input under voltage lockout WaO嘉泰姆

 Start-up current run-away protection WaO嘉泰姆

 LED short protection WaO嘉泰姆

 Thermal protection WaO嘉泰姆

 Available in TSOT23-6 and TSOT23-8 packagesWaO嘉泰姆

   应用范围 返回TOPWaO嘉泰姆


 LED DriverWaO嘉泰姆

   技术规格书(产品PDF) 返回TOP WaO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!WaO嘉泰姆

 QQ截图20160419174301.jpgWaO嘉泰姆

产品封装图 返回TOPWaO嘉泰姆


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电路原理图 返回TOPWaO嘉泰姆


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拓扑WaO嘉泰姆

频率WaO嘉泰姆

输入WaO嘉泰姆

调光WaO嘉泰姆

过流保护WaO嘉泰姆

短路保护WaO嘉泰姆

Vin(V)WaO嘉泰姆

Iout(A)WaO嘉泰姆

CXLE87158WaO嘉泰姆

ESOP8   SOT23-6WaO嘉泰姆

Buck, BoostWaO嘉泰姆

Constant  2us toff WaO嘉泰姆

4.6~44WaO嘉泰姆

2A    peakWaO嘉泰姆

PWM/AnalogWaO嘉泰姆

YWaO嘉泰姆

CXLE87159WaO嘉泰姆

SOT23-6WaO嘉泰姆

BuckWaO嘉泰姆

1MHzWaO嘉泰姆

3.8~24WaO嘉泰姆

2AWaO嘉泰姆

PWM/AnalogWaO嘉泰姆

YWaO嘉泰姆

CXLE87160WaO嘉泰姆

SOT23-6WaO嘉泰姆

BuckWaO嘉泰姆

Constant  2us toff WaO嘉泰姆

4.6~30WaO嘉泰姆

2A    peakWaO嘉泰姆

PWM/AnalogWaO嘉泰姆

YWaO嘉泰姆

CXLE87161WaO嘉泰姆

SOT23-6WaO嘉泰姆

BuckWaO嘉泰姆

1MHzWaO嘉泰姆

4.5~28WaO嘉泰姆

1.2AWaO嘉泰姆

PWM/AnalogWaO嘉泰姆

YWaO嘉泰姆

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下一篇▶:CXLE87160模拟调光和脉宽调制调光电流模式单片降压LED驱动器LED电流通过模拟输入电压控制集成的30V/2A N沟道MOSFET高效率4.6V至30V输入2A峰值开关电流