Hi，用到TI的电源芯片TPS54329，原理图设计、环路测试结果如附件。
在测试环路稳定性时，将C20分别焊上22pF和68pF。测得结果22pF相位裕量不足，68pF相位裕量较好。但是参考其Datasheet的Page 13描述C20的值为5~22pF。请问C20是否可以取68pF。环路部分是否有更详细的资料和公式。谢谢！
↧
Channel:
电源管理论坛 - 最近的话题
X
Are you the publisher?
Claim or
contact us
about this channel.
X
0
Channel Details:
- Title: 电源管理论坛 - 最近的话题
- Channel Number: 59076998
- Language: Chinese
- Registered On: February 6, 2016, 9:54 pm
- Number of Articles: 10062
- Latest Snapshot: June 10, 2025, 6:26 pm
- RSS URL: http://www.deyisupport.com/question_answer/analog/power_management/f/24/rss.aspx?mode=0
- Publisher: https://e2echina.ti.com/support/power-management/f/power-management-forum
- Description:
- Catalog: //electrochronographic66.rssing.com/catalog.php?indx=59076998
© 2025 //www.rssing.com