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11个黄金定律!轻松搞定DC-DC电源转换电路设计
TL431是最常用基准源芯片,有良好的热稳定性能的三端可调分流基准电压源。它的输出电压用两个电阻 就可以任意地设置到从Vref(2.5V)到36V范围内的 ...
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