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CXSD6271高效同步降压DC-DC转换器2A的连续2.5A峰值输出电流1MHz固定开关频率脉冲宽度调制
发表时间:2020-04-20浏览次数:12
CXSD6271高效同步降压DC-DC转换器2A的连续2.5A峰值输出电流1MHz固定开关频率脉冲宽度调制
 

                          目录tRY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)tRY嘉泰姆

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

一.产品概述tRY嘉泰姆


   The CXSD6271 is a high efficiency, synchronous step down DC-DC convertor optimized for battery powered portable applications. It supports up to 2A continuous 2.5A peak output current. With a wide input voltage range of 2.7V to 5.5V, the device supports applications powered by single Li-ion battery with extended voltage range, two and three alkaline cell, 3.3V and 5V input voltage range. tRY嘉泰姆

    The CXSD6271 operates at 1MHz fixed switching frequency with Pulse-Width-Modulation (PWM) and enters Pulse-Skipping-Modulation (PSM) operation at light load current to maintain high efficiency over the entire load current range. 100% duty cycle capability provides low dropout operation, extending battery life in portable systems. The switching frequency is internally set at 1MHz, allowing the use of tiny surface mount inductor and input/output capacitors. tRY嘉泰姆

     The CXSD6271 is available in SOT-23-5L package. Standard product is Pb-free and Halogen -free. tRY嘉泰姆

二.产品特点tRY嘉泰姆


  Input voltage range : 2.7~5.5VtRY嘉泰姆

  Continue output current : 2A continuous 2.5A peaktRY嘉泰姆

  Switching frequency : 1MHz (Typ.)tRY嘉泰姆

  Efficiency : Up to 96%tRY嘉泰姆

  Feedback reference voltage : 0.6VtRY嘉泰姆

  100% duty cycle for low dropout operationtRY嘉泰姆

  Adjustable Output VoltagetRY嘉泰姆

三.应用范围tRY嘉泰姆


  CellphonestRY嘉泰姆

  PADstRY嘉泰姆

  STBs    tRY嘉泰姆

四.技术规格书(产品PDF)tRY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tRY嘉泰姆

 QQ截图20160419174301.jpgtRY嘉泰姆

五.产品封装图tRY嘉泰姆


blob.pngblob.png  tRY嘉泰姆

六.电路原理图tRY嘉泰姆


  blob.png tRY嘉泰姆

七.相关芯片选择指南    更多同类产品......tRY嘉泰姆


降压型开关稳压器
Product VIN VOUT IOUT IQ Freq. VFB Efficiency PD(@TA = 25¡ãC) Package
Min Max Min Max Max Typ  Typ Typ  Max Max
(V)  (V)  (mA)  (uA)  (KHz) (V)  % (W) 
CXSD6271 2.7 5.5 1 4 2000 80 1000 0.6 96% 0.5 SOT-23-5L
CXSD6272 3 5.5 1 4 2000 80 1000 0.6 96 0.5 SOT-23-5L
CXSD6270 2.7 5.5 1 4 1200 65 1500 0.6 92 0.5 SOT-23-5L
CXSD6269 2.7 5.5 1 4 600 22 1500 0.6 95 0.5 SOT-23-5L