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A Magnetic Testing Scheme Based on Hall Sensor
Author(s): 
Pages: 43-44,47
Year: Issue:  8
Journal: INSTRUMENTATION TECHNOLOGY

Keyword:  霍尔传感器磁场温度补偿调零;
Abstract: 介绍一种基于霍尔传感器的磁场检测方案,通过测量霍尔电动势来测定磁场.采用恒流源输入,使传感器的输出由磁场的磁感应强度唯一确定.通过温度补偿电路减小温度对测量的影响,保证测量的线性度,通过电路调零抑制背景噪声,得到了更加精确的测量结果.
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