快响应低漂移微电流放大器的设计与制造  

Design and Manufacturing of Quick-Response Low-Drift Micro-Curren Amplifier

作　　者：彭宵微[1] 何绍群[2] 付国恩[2] 

机构地区：[1]南华大学,湖南衡阳421001 [2]中国核动力研究设计院,四川成都610041

出　　处：《核电子学与探测技术》2009年第1期223-226,共4页Nuclear Electronics & Detection Technology

摘　　要：介绍了基于AD549高精度快响应低漂移微电流放大器的工作原理、电路设计和制造工艺、调试技术;该微电流放大器是核反应堆反应性测量的关键部件之一,其低噪声、快响应与低漂移技术是精确测量反应性重要因数之一。The thesis introduces working principle, circuit design and manufacturing technology and debugging technique of the high-precision quick-response low-drift micro-current amplifier based on AD549. As one of the key parts measuring the reactivity of nuclear reactors, it has the feature of low noise, quick reponse and low drift, which is one of the important factors for precisive measurement of reactivity.

关 键 词：AD549 微电流放大器 设计 

分 类 号：TL821[核科学技术—核技术及应用]