30μA的低静态电流电流模式PWMs中的电流感应电阻CXSD62372A内置5V LDO支持内部电路10mA可编程开关频率8A同步DC/DC降压转换
发表时间:2020-05-22
浏览次数:76

目录

1.产品概述       2.产品特点     2uY嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)2uY嘉泰姆

5.产品封装       6.电路原理图  2uY嘉泰姆

7.相关产品2uY嘉泰姆

   产品概述 返回TOP2uY嘉泰姆


The CXSD62372 CXSD62372A achieves high efficiency at a reduced cost by eliminating the current-sense resistor found in traditional current-mode PWMs. Single-stage buck conversion allows these devices to directly step down high-voltage batteries for the highest possible efficiency. The built-in 5V LDO supports 10mA for internal circuits. The CXSD62372 CXSD62372Ais intended for the power supply as low as 0.9V. The CXSD62372 CXSD62372Ais available in QFN3X3-24 package.CXSD62372 CXSD62372Ais a 8A, synchronous DC/DC buck converter with integrated 30mΩ N-channel high-side MOSFET and 15mΩ N-channel low-side MOSFET. It 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.

   产品特点 返回TOP2uY嘉泰姆


„ Ultra-High Efficiency 2uY嘉泰姆

„ Low Quiescent Current of 30μA 2uY嘉泰姆

„ Integrated 15mΩ at V5V=5V N-Channel MOSFET for Low Side 2uY嘉泰姆

„ Integrated 30mΩ at V5V=5V N-Channel MOSFET for High Side 2uY嘉泰姆

„ No Current-Sense Resistor (Lossless ILIMIT) 2uY嘉泰姆

„ Quasi-PWM with 100ns Load-Step Response 2uY嘉泰姆

„ 1% VOUT Accuracy Over Line and Load 2uY嘉泰姆

„ Programmable Switching Frequency 2uY嘉泰姆

„ Adjustable Output Range from 0.9V 2uY嘉泰姆

„ 4.5V to 28V Adapter or Battery Input Range 2uY嘉泰姆

„ Integrated Boost Switch 2uY嘉泰姆

„ OVP & UVP 2uY嘉泰姆

„ Over Temperature Protection (non-latch) 2uY嘉泰姆

„ 3.3ms Soft-Start 2uY嘉泰姆

„ Power-Good Indicator 2uY嘉泰姆

„ Fixed 5V, 10mA Linear Regulator2uY嘉泰姆

   应用范围 返回TOP2uY嘉泰姆


„ Networking Power Supply 2uY嘉泰姆

„ I/O Supply2uY嘉泰姆

   技术规格书(产品PDF) 返回TOP 2uY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2uY嘉泰姆

 QQ截图20160419174301.jpg2uY嘉泰姆

产品封装图 返回TOP2uY嘉泰姆


image.png2uY嘉泰姆

电路原理图 返回TOP2uY嘉泰姆

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