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您好，我在使用RFBLN2520090YC3T10射频芯片后，后面加π型滤波，调驻波比之后，功耗变大，这是什么原因呢？现在用的是外接433Mhz棒状天线。以下是电路图。
https://www.ti.com/lit/an/swra726/swra726.pdf?ts=1693878392717
你可以学习一下这篇文档。
希望可以帮助到您
