求荐一个TI的基准稳压源输出-1.25左右的电压。可以自身负压输入负压输出。温度-55到125℃。温漂:最大100ppm/℃ 精度:2% 封装:SOT23-3最好。操作电流:10uA到20mA 。谢谢各位TI的大神推荐!
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...可以用TLV431,如果ppm觉得不够,可以用REF1112... 难度什么。。。