OPA1612设计一个同相放大做输入输出缓冲（正常5MHz，200mV输入），电路如图所示
输入P3或P4一旦接信号发生器（即使无输入信号），OPA1612输出（PreAmp01或PreAmp02）都有15MHz左右，2V多的正弦信号。如下图
求解决办法和分析原因。
↧
OPA1612 1.1倍同相放大，是否自激？
↧
Channel:
放大器论坛 - 最近的话题
X
Are you the publisher?
Claim or
contact us
about this channel.
X
0
Channel Details:
- Title: 放大器论坛 - 最近的话题
- Channel Number: 62155573
- Language: Chinese
- Registered On: March 23, 2016, 12:00 am
- Number of Articles: 3845
- Latest Snapshot: May 10, 2022, 11:23 am
- RSS URL: http://www.deyisupport.com/question_answer/analog/amplifiers/f/52/rss.aspx?mode=0
- Publisher: https://e2echina.ti.com/support/amplifiers/f/amplifiers-forum
- Description:
- Catalog: //undercoater66.rssing.com/catalog.php?indx=62155573
© 2025 //www.rssing.com