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TPS65251Vin1端是否需要连接电解电容

Other Parts Discussed in Thread: TPS65251

专家您好,我在选用TPS65251进行设计,手册说在Vin1只需连10uF瓷片电容。老师说需要在并联一个电解电容。我认为如果直接选用12V开关电源供电就不需要电解电容了。如果需要应该选用什么型号电容。