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电压跟随器 减小相位延迟

Other Parts Discussed in Thread: LM324

短接LM324的反相输入与输出构成普通的跟随器,后级经过1k,10nF的RC 滤波后接100kohm级负载,发现在3kHz左右已经产生10度左右相位延迟,请教有办法保证10kHz范围内尽量减小delay吗?或者有其它pin 2pin 兼容的运放推荐?谢谢!