PWM控制器线路和负载的1%输出精度CXSD62362用于CPU核心芯片组DRAM四个电阻可编程输出电压
发表时间:2020-05-21
浏览次数:173

目录

1.产品概述       2.产品特点     yxp嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)yxp嘉泰姆

5.产品封装       6.电路原理图  yxp嘉泰姆

7.相关产品yxp嘉泰姆

   产品概述 返回TOPyxp嘉泰姆


     CXSD62362A/CXSD62362B PWM controller uses constant on-time control scheme to handle wide input/output voltage ratios with ease and provides 100ns “instant-on” response to load transients while maintaining a relatively constant switching frequency. The CXSD62362A/CXSD62362 achieves high efficiency at a reduced cost by eliminating the current-sense resistor found in traditional current-mode PWMs. Efficiency is further enhanced by an ability to drive very large synchronous rectifier MOSFETs. Single-stage buck conversion allows these devices to directly step down high-voltage batteries for the highest possible efficiency. Alternatively, two-stage conversion (stepping down the +5V system supply instead of the battery) at a higher switching frequency allows the minimum possible physical size. The CXSD62362/CXSD62362 is intended for CPU core, chipset, DRAM, or other low-voltage supplies as low as 0.75V. It provides four resistor-programmable output voltages by G0 and G1 digital inputs. The CXSD62362/CXSD62362 is available in 16-pin TQFN (3X3) package.

   产品特点 返回TOPyxp嘉泰姆


„ Ultra-High Efficiency yxp嘉泰姆

„ No Current-Sense Resistor (Lossless ILIMIT) yxp嘉泰姆

„ Quasi-PWM with 100ns Load-Step Response yxp嘉泰姆

„ 1% VOUT Accuracy Over Line and Load yxp嘉泰姆

„ 0.75V to 3.6V Adjustable Output Range yxp嘉泰姆

„ Dynamic Voltage Scaling by G0 and G1 Inputs yxp嘉泰姆

„ 4.5V to 24V Battery Input Range yxp嘉泰姆

„ OVP & UVP yxp嘉泰姆

„ Built-in BST Diode yxp嘉泰姆

„ 1.7ms Soft-Start yxp嘉泰姆

„ Drives Large Synchronous-Rectifier FETs yxp嘉泰姆

„ Power-Good Indicator yxp嘉泰姆

„ G0/G1 High Active (CXSD62362A) G0/G1 Low Active (CXSD62362B)yxp嘉泰姆

   应用范围 返回TOPyxp嘉泰姆


„ Notebook Computers yxp嘉泰姆

„ CPU Core Supply yxp嘉泰姆

„ Chipset/RAM Supply as Low as 0.75V yxp嘉泰姆

„ 1.8V and 2.5V I/O Supply yxp嘉泰姆

„ Networking Power Supplyyxp嘉泰姆

   技术规格书(产品PDF) 返回TOP yxp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yxp嘉泰姆

 QQ截图20160419174301.jpgyxp嘉泰姆

产品封装图 返回TOPyxp嘉泰姆


image.pngyxp嘉泰姆

电路原理图 返回TOPyxp嘉泰姆

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Synchronous (Quasi-PWM) Step Down Controlleryxp嘉泰姆

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