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CXLD64239B超低噪声优化设计的高效CMOS线性稳压器高输出精度极低压差低静态电流和快速启动等特性
发表时间:2020-06-23浏览次数:100
CXLD64239B超低噪声优化设计的高效CMOS线性稳压器高输出精度极低压差低静态电流和快速启动等特性
 

目录

1.产品概述       2.产品特点     ncV嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)ncV嘉泰姆

5.产品封装       6.电路原理图  ncV嘉泰姆

7.相关产品ncV嘉泰姆

   产品概述 返回TOPncV嘉泰姆

CXLD64239B是一款为超低噪声优化设计的高效CMOS线性稳压器,它还具有高输出精度、极低压差、低静态电流和快速启动等特性。CXLD64239B输出很低的噪声电压,应用于需要干净电压源的RF电路是非常理想的,一个旁路噪声的引脚可以用来大大地降低输出噪声。 这款器件为手持式和电池供电的设备特别设计,它提供了与TTL逻辑兼容的使能控制引脚,当使能关断时,功耗下降至几乎为零。CXLD64239B采用SOT23-5封装,它可以在使用低ESR的陶瓷电容时正常工作,大大节省了PCB板空间,这对手持式无线设备是非常重要的。CXLD64239B能提供很宽范围的输出电压。关键特性还包括电流限制、过温关断保护和快速瞬态响应。

The CXLD64239B is an efficient, CMOS voltage regulator optimized for ultra-low-noise applications. It offers high output accuracy, extremely low dropout voltage low ground current and fast start-up time. The CXLD64239B provides a very low noise output, ideal for RF applications where a clean voltage source is required. A noise bypass pin is also available for further reduction of output noise. Designed specifically for handheld and batterypowered devices, the CXLD64239B provides a TTL-logic-compatible enable pin. When disabled, power consumption drops nearly to zero. The CXLD64239B also works with low-ESR ceramic capacitors, reducing the amount of board space necessary for power applications, critical in handheld wireless devices. Available in the SOT23-5 package, the CXLD64239B offers a wide range of output voltages. Key features include current limit, thermal shutdown and faster transient response.ncV嘉泰姆

   产品特点 返回TOPncV嘉泰姆


   • SOT23-5封装ncV嘉泰姆

• 2.5V至5.5V输入电压范围ncV嘉泰姆

• 50μVrms输出噪声ncV嘉泰姆

• 150mA负载时140mV低压差ncV嘉泰姆

• 在1kHz时,达到75dB的PSRRncV嘉泰姆

• 70μA低地电流ncV嘉泰姆

• 能提供150mA输出电流ncV嘉泰姆

稳定工作于1μF陶瓷电容ncV嘉泰姆

• 优异的负载和电源瞬态响应ncV嘉泰姆

• 热关断和电流限制保护ncV嘉泰姆

• 输出电压:1.2V、1.5V、1.8V、2.5V、2.8V、2.85V、2.9V、3.0V、3.3V 和可调输出电压ncV嘉泰姆

• 符合RoHS规范及Pb-FreencV嘉泰姆

z 5-pin SOT23-5 PackagencV嘉泰姆

z 2.5V to 5.5V Input Voltage RangencV嘉泰姆

z 50μV(rms) Output NoisencV嘉泰姆

z 140mV Dropout @ 150mAncV嘉泰姆

z 75dB PSRR at 1kHzncV嘉泰姆

z Low 70μA Ground CurrentncV嘉泰姆

z 150mA Output CurrentncV嘉泰姆

z Stability with 1μF Ceramic Output CapacitorsncV嘉泰姆

z Excellent Load/Line TransientncV嘉泰姆

z Thermal Shutdown and Current Limit ProtectionncV嘉泰姆

z Available in 1.2V,1.5V,1.8V,2.5V,2.8V,2.85V, 2.9V,3.0V,3.3V,4.8V and Adjustable Voltages z RoHS Compliant and 100% Lead (Pb)-FreencV嘉泰姆

   应用范围 返回TOPncV嘉泰姆


 • 蜂窝电话ncV嘉泰姆

• 蓝牙便携式设备ncV嘉泰姆

• PDA、掌上型电脑ncV嘉泰姆

• 个人消费电子ncV嘉泰姆

z Cellular PhonesncV嘉泰姆

z Bluetooth Portable Radios and AccessoriesncV嘉泰姆

z PDA and Palmtop ComputersncV嘉泰姆

z Consumer/Personal ElectronicsncV嘉泰姆

   技术规格书(产品PDF) 返回TOP ncV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ncV嘉泰姆

 QQ截图20160419174301.jpgncV嘉泰姆

产品封装图 返回TOPncV嘉泰姆

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电路原理图 返回TOPncV嘉泰姆

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