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CC2642 输出功率损耗过大



Hi TI team,

        客户在自己的产品中使用了CC2642后发现其输出功率损耗过大,损耗大概有2dbm(Smartrf Studio设置5dbm输出,频谱Peak Power测出3dbm)。频谱仪探针测试的点在下图A处,滤波及匹配电路都已移除,请教下如何解决损耗过大的问题?

        原理图(差分转单端电路参数与推荐设计一致)