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5V转3.8V,芯片选型

Other Parts Discussed in Thread: LM3253, TPS54260, TPS2553, TPS54340, TPS54620

给GSM/GPRS无线数据模块供电,输入5V,3.8V输出,峰值电流至少3A,请问该选用TI的哪款稳压芯片?