NS LM25066带PMBus接口的热插拔控制方案
NS公司的LM25066集成了兼容SMBus/I2C的PMBus接口和高性热插拔控制器,可精确测量,保护和控制计算机和存储的电工作条件.输入电压范围2.9V-17V,可编程25mV或46mV电流阈值,电流测量精度±2.4%,功率测量精度±3.0%,能以12位分辨率和1kHz取样速率实时监视VIN, VOUT, IIN, PIN, VAUX电压,主要用于服务器背板系统,基站电源分配系统和固态电路断路器.本文介绍了LM25066主要特性, 方框图, 典型应用电路图以及评估板LM25066EVK电路图,材料清单和PCB元件布局图.
The LM25066 combines a high performance hot-swap controller with a PMBus™ compliant SMBus/I2C interface to accurately measure, protect and control the electrical operating conditions of computing and storage blades connected to a backplane power bus. The LM25066 continuously supplies real-time power, voltage, current, temperature and fault data to the system management host via the SMBus interface.
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