关键词：电源管理 DC／DC转换器 Maxim MAX16731
时间：2022-06-23 16:17:10 来源：中电网
Maxim公司的MAX16731是全集成高效率降压DC/DC开关稳压器,工作输入电源从2.7V到16V,输出可在0.5V到5.8V调整,提供高达30A的负载电流.器件的开关频率可从500kHz 到 1.5MHz配置,可在尺寸和性能上优化设计. MAX16731采用固定频率,带内部补偿的电流模式控制.IC具有先进的调制方案(AMS)和可以选择不连续电流模式(DCM)工作,以改善性能.工作设定和配置特性由三个编程引脚PGM0,PGM1和PGM2来选择. MAX16731有内部的1.8V线性稳压器输出,给栅极驱动(VCC)和哪部电路(AVDD)供电.器件具有多种保护,包括正和负过电流保护,输出过压保护,和超温保护以保证鲁棒设计.器件采用紧凑的2.52mm x 4.89mm WLP封装,工作结温-40°C 到 +125°C.主要用在通信设备,网络设备,服务器和存储设备.点负载电压稳压器以及存储器VDDQ.本文介绍了MAX16731主要优势和特性,简化应用电路和典型应用电路以及评估板MAX16731 EVK主要特性,电路图,材料清单和PCB设计图.
The MAX16731 is a fully integrated, highly efficient, step-down DC-DC switching regulator. The regulator is able to operate from 2.7V to 16V input supplies, and the output can be adjusted from 0.5V to 5.8V, delivering up to 30A of load current.
The switching frequency of the device can be configured from 500kHz to 1.5MHz and can optimize the design in terms of size and performance.
The MAX16731 utilizes fixed frequency, current-mode control with internal compensation. The IC features advanced modulation scheme (AMS) and selectable discontinuous current mode (DCM) operation to provide improved performance. Operation settings and
configurable features can be selected..
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