基于光电倍增管的低噪声前置放大器的设计及其信号处理-电子器件.PDFVIP

第36卷 第3期 电 子 器 件 Vol.36摇 No.3 2013年6 月 ChineseJournal of Electron Devices Jun.2013 Design of Low鄄Noise Preamplifier Based on PMT and Its Signal Processing* 1 1 1 1 1* YE Lihua ,WANGHaiyang ,WANG Wenxuan ,LUJincheng ,CUI Yiping , 2 3 SHA Tao ,HANGJianjun (1.Advanced Photonics Center,School of Electronic Science and Engineering,Southeast University,Nanjing 210096,China; 2.School of Electronic and Optical Engineering,Nanjing University of Science and Technology,Nanjing 210094,China; 3.Nanjing WencaiScientice and Technology Co.Ltd,Nanjing 210017,China) Abstract:Using the low noisepreamplifierto amplify theoutput signal of photomultipliertubewithout noiseassoon as possible,this article describes the design principles of the photomultiplier tube selection and application.From the op鄄amp selection,multistage amplifier circuit design,circuit noise estimation,PCB board layout line and shielding,a practical circuit design of 10 MHz bandwidth is proposed;and also matters needing attention and its signal processing method.The simulation results show that the signal amplifying circuit designed,this circuit design can be very well amplifying and processing the output signal of the photomultiplier tube. Key words:photoelectric detection;preamplifier;low noise;photomultipler tube;signal processing EEACC:2370摇 摇 摇 摇 doi:10.3969/j.issn.1005-9490.2013.03.012 基于光电倍增管的低噪声前置放大器的设计及其信号处理* 1 1 1 1 1* 2 3 叶莉华 ,汪海洋 ,王文轩 ,陆锦程 ,崔一平 ,沙摇 涛 ,杭建军 (1.先进光子学中心,电子科学与工程学院,东南大学,南京210096;2.电子工程与光电技术学院,南京理工大学, 南京210094;3.南京文采科技有限责任公司,南京210017) 摘