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数据采集卡模拟输出功率放大,放大器选型

Other Parts Discussed in Thread: OPA454, OPA452

我用数据采集卡生成了一个幅值1V、频率范围1Hz-25kHz的交流电压信号,想要驱动一个50Ω左右的电阻,但数据采集卡模拟输出的输出驱动电流太小,只有2mA,想要用放大器放大功率来驱动电阻,并且尽量不改变信号的相位,不知道该如何选型。

希望大家能提供建议,谢谢大家!