A wideband optoelectric isolation follower from DC to 500kHz is presented. Mathematical analysis of its transfer function, bandwidth and thermal drift as well as the circuit design and experimental results are given.

• 本文给出了一种频带宽度为500kHz的光电隔离跟随器；分析了这种隔离跟随器的传递函数、频带宽度和温度漂移；以及电路设计和实验结果.