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选择哪款合适的电源芯片

Other Parts Discussed in Thread: LM5576

目前,项目要求:

(1)使用DC降压芯片(48转5V)

(2)PCB板高度仅有7.6mm,布板较困难,外围电路尽可能简单;

 (3)功耗低,由于PCB装在封闭结构内,散热不能过大;

目前选中了LM5576,有没有更好的选择呢?