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我用BQ2057C数据表中的标准电路设计一个产品，在调试时会烧坏MOS管，我输入电压要为12VDC,现按照0.5A标准电路设计，给电池充电时会烧坏MOS管，我如果加大输出电流到1.1A还会烧坏吗？MOS管用的是SI4477
上传下原理图，供大家分析下。
