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The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM step-down converter. It is
发表时间:2020-04-06浏览次数:95
The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM step-down converter. It is
 

                          目录xn0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)xn0嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品xn0嘉泰姆

一.产品概述xn0嘉泰姆


   The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM xn0嘉泰姆

step-down converter. It is ideal for portable equipment requiring very high current upxn0嘉泰姆

 to 2A from single-cell Lithium-ion batteries while still achieving over 90% efficiency xn0嘉泰姆

during peak load condi-tions. The CXSD6118 also can run at 100% duty cycle for lowxn0嘉泰姆

 dropout operation, extending battery life in portable systems while light load operation xn0嘉泰姆

provides very low output ripple for noise sensitive applications.The CXSD6118 can supply xn0嘉泰姆

up to 2A output load current from a 2.5V to 5.5V input voltage and the output voltage xn0嘉泰姆

can be regulated as low as 0.6V. The high switching fre-quency minimizes the size of xn0嘉泰姆

external components while keeping switching losses low. The internal slope compen-sationxn0嘉泰姆

 setting allows the device to operate with smaller inductor values to optimize  size andxn0嘉泰姆

 provide efficient operation.xn0嘉泰姆

       The CXSD6118 is available with adjustable (0.6V to VIN) output voltage xn0嘉泰姆

二.产品特点xn0嘉泰姆


●Input Voltage Range: 2.5V to 5.5Vxn0嘉泰姆

●Output Voltages from 0.6V to VINxn0嘉泰姆

●2A Output Currentxn0嘉泰姆

●High Efficiency: Up to 96%xn0嘉泰姆

●1.5MHz Constant Switching Frequencyxn0嘉泰姆

●Low RDS(ON) Internal Switches: 0.13Ωxn0嘉泰姆

●Allows Use of Ceramic Capacitorsxn0嘉泰姆

●Current Mode Operation for Excellent Line and Load Transient Responsexn0嘉泰姆

●Short-Circuit and Thermal Fault Protectionxn0嘉泰姆

●Soft Startxn0嘉泰姆

●Low Dropout Operation: 100% Duty Cyclexn0嘉泰姆

●Low Shutdown Current: ISHUTDOWN < 1μAxn0嘉泰姆

●SOT23-6 Packagexn0嘉泰姆

●-40°C to +125°C Temperature Rangexn0嘉泰姆

三.应用范围xn0嘉泰姆


●Cellular Phonesxn0嘉泰姆

●Digital Camerasxn0嘉泰姆

●DSP Core Suppliesxn0嘉泰姆

●PDAsxn0嘉泰姆

●Portable Instrumentsxn0嘉泰姆

●Smart Phonesxn0嘉泰姆

四.技术规格书(产品PDF)xn0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xn0嘉泰姆

 QQ截图20160419174301.jpgxn0嘉泰姆

五.产品封装图xn0嘉泰姆


  1-15110G13456420.jpgxn0嘉泰姆

六.电路原理图xn0嘉泰姆


 blob.png  xn0嘉泰姆

七.相关芯片选择指南xn0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