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The CXSD6119 is a 1.5MHz constant frequency, slope compensated current mode PWM stepdown converter.
Time of publication:2020-04-06Number of views:22
The CXSD6119 is a 1.5MHz constant frequency, slope compensated current mode PWM stepdown converter.
 

                          目录KbZ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(PDF文档)KbZ嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品KbZ嘉泰姆

一.产品概述KbZ嘉泰姆


   The CXSD6119 is a 1.5MHz constant frequency, slope compensated current KbZ嘉泰姆

mode PWM stepdown converter. The device integrates a main switch and a KbZ嘉泰姆

synchronous rectifier for high efficiency without an external Schottky diode. KbZ嘉泰姆

It is ideal for powering portable equipment that runs from a single cell KbZ嘉泰姆

lithium-Ion (Li+) battery. The CXSD6119 can supply 1000mA of load current KbZ嘉泰姆

from a 2.0V to 5.5V input voltage. The output voltage can be regulated as KbZ嘉泰姆

low as 0.6V. The CXSD6119 can also run at 100% duty cycle for low dropout KbZ嘉泰姆

operation, extending battery life in portable system. Pulse Skipping Mode KbZ嘉泰姆

operation at light loads provides very low output ripple voltage for noise KbZ嘉泰姆

sensitive applications.KbZ嘉泰姆

 The CXSD6119 is offered in a low profile (1mm)5-pin, SOT package, and is KbZ嘉泰姆

available in an adjustable version and fixed output voltage of 1.2V, 1.5V KbZ嘉泰姆

and 1.8V.  KbZ嘉泰姆

二.产品特点KbZ嘉泰姆


•High Efficiency: Up to 96% KbZ嘉泰姆

• 1.5MHz Constant Switching Frequency KbZ嘉泰姆

• 1000mA Output Current atVIN=5V KbZ嘉泰姆

• Integrated Main switch and synchronous rectifier. No Schottky Diode Required KbZ嘉泰姆

• 2.0V to 5.5V Input Voltage Range KbZ嘉泰姆

• Output Voltage as Low as 0.6V KbZ嘉泰姆

• 100% Duty Cycle in Dropout KbZ嘉泰姆

• Low Quiescent Current: 270μA KbZ嘉泰姆

• Slope Compensated Current Mode Control for Excellent Line and Load Transient Response KbZ嘉泰姆

• Short Circuit Protection KbZ嘉泰姆

• Thermal Fault Protection KbZ嘉泰姆

•<1μA Shutdown CurrentKbZ嘉泰姆

• Space Saving 5-Pin SOT23 packageKbZ嘉泰姆

• Output voltage adjustable(输出电压可调)KbZ嘉泰姆

三.应用范围KbZ嘉泰姆


• Cellular and Smart PhonesKbZ嘉泰姆

• Microprocessors and DSP Core SuppliesKbZ嘉泰姆

• Wireless and DSL Modems KbZ嘉泰姆

• PDAs KbZ嘉泰姆

• MP3 Player KbZ嘉泰姆

• Digital Still and Video Cameras KbZ嘉泰姆

• Portable Instruments    KbZ嘉泰姆

四.技术规格书(产品PDF)KbZ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KbZ嘉泰姆

 QQ截图20160419174301.jpgKbZ嘉泰姆

五.产品封装图KbZ嘉泰姆


  1-1511050RT4131.jpgKbZ嘉泰姆

六.电路原理图KbZ嘉泰姆


   blob.pngKbZ嘉泰姆

七.相关芯片选择指南KbZ嘉泰姆


系列名称 输入电压 (V)   输出电压 (V)     最大输出电流 (mA) 特点
最小 最大 最小 标准 最大  
CXSD6118 2.5V 5.5V    可调     2000 PWM同步降压转换器:效率95%以上
CXSD6121 2.5V  5.5V   可调     2000 PWM同步降压转换器:效率95%以上
CXSD6119 2.5V 5.5V    可调   1000  PWM同步降压转换器:效率95%以上
CXSD6122 2.5V 5.5V     可调    800 PWM同步降压转换器:效率95%以上
CXSD6120 2.5V  5.5V 1.75    1.86   600 PWM同步降压转换器:效率95%以上
CXSD6115 2.5V  5.5V  1.75    1.86 600  PWM同步降压转换器:效率95%以上
CXSD6116 2.5V 5.5V    可调    600  PWM同步降压转换器:效率95%以上
CXSD6117 2.5V 5.5V    可调    600  PWM同步降压转换器:效率95%以上