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This series of articles talks about RF power supply topics and the challenges power rails can pose for noise-sensitive RF and signal chain applications.
In this blog post, we continue our investigation into a VRM’s Power Supply Ripple Rejection (PSRR) performance. In earlier posts, we reviewed PSRR concepts by running a couple of simulations and now we power up a real VRM in the lab.
In a previous part of this series on power integrity, we reviewed the meaning of Power Supply Ripple Rejection (PSRR) and in this and the following blogs, we continue to explore the subject.
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This article provides a valuable perspective on the...
Nicely done! At low frequency there is a...