电源适配器65W 85V-265V 大于300K开关频率,高效率。输出19.5V
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可以考虑,楼主也可以参考一下PMP10035这个方案
http://www.ti.com/tool/PMP10035?keyMatch=null&tisearch=tidesigns-power
| PMP10035 | |
|---|---|
| Vin (Min) (V) | 85 | 
| Vin (Max) (V) | 265 | 
| Vout (Nom) (V) | 19.5 | 
| Iout (Max) (A) | 3.84 | 
| Output Power | 74.88 | 
| Isolated/Non-Isolated | Isolated | 
| Input Type | AC | 
| Topology | Flyback- Quasi Resonant |