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别再接地了!TL431的ANODE引脚隐藏功能大揭秘
通过浮接ANODE实现精密可编程电流吸收,并可搭配DAC或PWM控制... TL431问世至今已将近50年。在这几十年间,虽然它主要被定位为一款精密可调并联稳压器销售,但这颗经典组件也被应用于各种其他用途,包括电压比较器、音频放大器、电流源、过压保护器等。
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