关键词:电源管理 可穿戴 物联网(IoT) Maxim MAX20353
时间:2020-07-08 11:48:06 来源:bwin客户端
Maxim公司的MAX20353是高度集成和可编程超低功耗可穿戴设备的电源管理解决方案,具有最佳的尺寸和效率,扩展了终端产品的电池寿命和缩小整个解决方案尺寸.器件具有优化功率的电压稳压器,包括多个降压,升压,降压-升压和线性稳压器,提供了高度集成度和功能,以创造全优化的电源架构.每个稳压器的静态电流特别适用于1μA(典型值),以扩展常开应用的电池寿命.器件包括完整的电池管理解决方案,包括电池密封,充电器,电源通路和电量计量.在充电器有热管理和输入保护.三个集成的LED电流沉用于指示器或多或背光功能,ERM/LRA驱动器具有自动响应跟踪,能给用户提供专业的触觉反馈.器件通过I2C接口可配置,允许编程各种功能和读取器件的状态,通过集成的ADC读取温度和电源电压.器件工作温度-40°C到 +85°C,主要用在可穿戴和IoT.本文介绍了MAX20353主要优势和特性,典型应用框图以及评估板MAX20353 RVK主要特性,电路图,材料清单和PCB设计图.
The MAX20353 is a highly integrated and programmable power management solution designed for ultra-low-power wearable applications. It is optimized for size and efficiency to enhance the value of the end product by extending battery life and shrinking the overall solution size. A flexible set of power-optimized voltage regulators, including multiple bucks, boost, buck-boost, and linear regulators, provides a high level of integration and the ability to create a fully optimized power architecture. The quiescent current of each regulator is specifically suited for 1μA (typ) to extend battery life in always-on applications.
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