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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:42
The CXSD6119 is a 1.5MHz constant frequency, slope compensated current mode PWM stepdown converter.
 

                          目录uAW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)uAW嘉泰姆

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

一.产品概述uAW嘉泰姆


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

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

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

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

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

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

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

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

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

sensitive applications.uAW嘉泰姆

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

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

and 1.8V.  uAW嘉泰姆

二.产品特点uAW嘉泰姆


•High Efficiency: Up to 96% uAW嘉泰姆

• 1.5MHz Constant Switching Frequency uAW嘉泰姆

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

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

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

• Output Voltage as Low as 0.6V uAW嘉泰姆

• 100% Duty Cycle in Dropout uAW嘉泰姆

• Low Quiescent Current: 270μA uAW嘉泰姆

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

• Short Circuit Protection uAW嘉泰姆

• Thermal Fault Protection uAW嘉泰姆

•<1μA Shutdown CurrentuAW嘉泰姆

• Space Saving 5-Pin SOT23 packageuAW嘉泰姆

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

三.应用范围uAW嘉泰姆


• Cellular and Smart PhonesuAW嘉泰姆

• Microprocessors and DSP Core SuppliesuAW嘉泰姆

• Wireless and DSL Modems uAW嘉泰姆

• PDAs uAW嘉泰姆

• MP3 Player uAW嘉泰姆

• Digital Still and Video Cameras uAW嘉泰姆

• Portable Instruments    uAW嘉泰姆

四.技术规格书(产品PDF)uAW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uAW嘉泰姆

 QQ截图20160419174301.jpguAW嘉泰姆

五.产品封装图uAW嘉泰姆


  1-1511050RT4131.jpguAW嘉泰姆

六.电路原理图uAW嘉泰姆


   blob.pnguAW嘉泰姆

七.相关芯片选择指南uAW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