【产品】输出电流高达4A、具有同步整流器的降压DC/DC转换器RP510L-Y系列，用于工业应用

时间： 2023-09-09 来源：NISSHINBO

技术问答

NISSHINBO（原理光微电子）推出的RP510L（RP510L-Y）是一款低输入电压降压DC/DC转换器，其工作电压范围为2.5V至5.5V，并提供高达4A的输出电流。适用于SoC（片上系统）的电源。它也具有折返式过电流保护功能，该功能在消除过电流后会自动恢复到正常状态。这是一种用于工业应用（-Y）的高可靠性半导体器件，它已经通过了高温筛选以及长时间的可靠性测试。

图1 封装图

主要特点

•通过采用小型封装DFN3030-12来实现高密度安装
•通过电源就绪标志与可调软启动功能简化电源排序
•可选的过电流保护：Latch型或折返型

主要规格

•工作温度范围：−50℃至105℃
•输出电压范围：0.8V至3.3V
•输出电压精度：±1％（V_SET≥1.2V）
±12 mV（V_SET <1.2V）
•反馈电压精度：±6 mV（V_FB = 0.6 V）
•输出/反馈电压温度系数：±100 ppm /℃
•待机电流：Max. Typ. 0.35 µA（RP510LxxN）
Typ. 0.01 µA 或以下 (RP510LxxG/H/J)
•振荡器频率：Typ. 2.3MHz
•内置驱动器导通电阻（Pch./Nch.）：Typ. 0.04Ω（V_IN = 3.6伏）
•最大占空比：Min. 100％
•最小开启时间：Typ.55 ns
•保护功能：UVLO，LX峰值电流限制，过流保护（Latch/折返型）和热关断。

典型应用

•用于工业/OA设备微处理器的POL（负载点）转换器，以及使用电池的微处理器电源

•服务器，网络设备，FPGA和DSP

典型应用电路

器件选型

关于Nisshinbo(日清纺)

原新日本无线（NJR）株式会社和原理光微电子（原RICOH）株式会社已于2022年1月合并，并以⽇清纺微电⼦（Nisshinbo）株式会社的名义运营。日清纺（Nisshinbo）整合两家公司的优势，完善"连接一切"的技术，并努力作为一个模拟解决方案的供应商进一步成长和发展，为实现超智能社会做出贡献。

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本文由银河系转载自NISSHINBO，原文标题为:【产品】输出电流高达4A、具有同步整流器的降压DC/DC转换器 RP510L-Y系列，用于工业应用，本站所有转载文章系出于传递更多信息之目的，且明确注明来源，不希望被转载的媒体或个人可与我们联系，我们将立即进行删除处理。

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数据手册 - NISSHINBO - 2022/9/7 PDF 英文下载收起

RP519Z Series 0.5A/1A PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier

型号- RP519Z14XB,RP519Z16XA,RP519Z16XB,RP519Z18XA,RP519Z18XB,RP519Z31XA,RP519Z10XA,RP519Z31XB,RP519ZXXXB,RP519Z10XB,RP519Z33XB,RP519ZXXXA,RP519Z12XA,RP519Z33XA,RP519Z12XB,RP519Z14XA,RP519Z26XA,RP519Z26XB,RP519Z28XA,RP519Z28XB,RP519Z09XB,RP519Z09XA,RP519Z20XA,RP519Z07XB,RP519Z20XB,RP519Z07XA,RP519Z22XA,RP519Z22XB,RP519Z24XA,RP519Z24XB,RP519Z15XA,RP519Z15XB,RP519Z17XA,RP519Z17XB,RP519Z SERIES,RP519Z19XA,RP519Z19XB,RP519Z30XA,RP519Z30XB,RP519Z32XA,RP519Z11XA,RP519Z11XB,RP519Z32XB,RP519Z13XA,RP519Z13XB,RP519Z00XD,RP519Z25XB,RP519Z00XC,RP519Z27XA,RP519Z27XB,RP519Z29XA,RP519Z29XB,RP519Z08XB,RP519Z08XA,RP519Z21XA,RP519Z06XB,RP519Z21XB,RP519Z06XA,RP519Z23XA,RP519Z23XB,RP519ZXXX$-E2-F,RP519Z25XA,RP519Z

数据手册 - NISSHINBO - 2024/8/26 PDF 英文下载查看更多版本