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我现在设计vin from 2.2v to 5v; vout 3.4v, Iout=200mA, fsw=2MHz,
想和大虾们交流下设计难点:
1)how to detect buck or boost or ldo?
2) how fast response when mode change?
3) how to enhance efficiency at light load?
4) how to layout efficiency?
5) for current mode buck and boost, how to sense current? |
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