阅读说明：本技术 用于放大小电流的放大器装置 (Amplifier arrangement for amplifying a current ) 是由 诺伯特·罗夫 于 2020-03-06 设计创作，主要内容包括：一种用于接收电流的放大器装置,其包括用于测量小于100皮安的较小电流的第一电流路径、包括在第一电流路径中的输入放大器装置(50),该放大器装置(50)具有至少一个第一放大器(1)、输出端、反相输入端(30)、将输出端连接到反相输入端(30)的第一反馈路径(41)、以及包括在第一反馈路径(41)中的反馈元件(2),其中第一放大器(1)具有在至少一个保护元件(18、19、20、21),第二电流路径,其用于测量最大电流为第一电流路径中接收的电流的至少10倍的较大电流,其特征在于,至少一个放大器(1)的保护元件(18、19、20、21)是第二电流路径的一部分。(Amplifier device for receiving a current, comprising a first current path for measuring a small current of less than 100 pico amperes, an input amplifier device (50) comprised in the first current path, the amplifier arrangement (50) has at least one first amplifier (1), an output, an inverting input (30), a first feedback path (41) connecting the output to the inverting input (30), and a feedback element (2) comprised in the first feedback path (41), wherein the first amplifier (1) has at least one protection element (18, 19, 20, 21), a second current path, for measuring a larger current having a maximum current of at least 10 times the current received in the first current path, characterized in that the protection element (18, 19, 20, 21) of at least one amplifier (1) is part of the second current path.)