TNY288是PI小功率高效率的AC-DC转换芯片,芯片内部集成725V高压MOSFET管、振荡器、电流限流功能及热关断功能。芯片具有自动关断、过压保护等功能,频率抖动技术有效降低产品的EMI,节省成本,实现更低的系统成本及更大的输出功率范围。该芯片比较适合于低成本电路,具有出色的灵活性。
利用TNY288设计的12V适配电源,电路输出电流1A,输出电压12V,电路功耗低、效率高。电路设计原理图如下:
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2020/11/09 20:56:56
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2020/10/15 21:37:02
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