1 元券LE80537TO263L7300SLA3S¥180去看看笔记本ic发布了LM2678S-5.0 TO263 LE80537 L7300 SLA3S 1.40/4M/8001 元券芯片LE80537UP1632L7300¥80去看看鸿顺电子电脑芯片发布了U10H 1632 UP1632 QFN芯片 LE80537 L7300 SLA3S 1.40/4M/800 BGA