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这种转正负15V LDO方案是否可行

Other Parts Discussed in Thread: LM2588

采用LM2588的flybuck方式产生正负18V,所使用的是定制变压器可提供最大500ma电流,然后用TPS7A4701和TPS7A3301转正负15V,给5个精密放大器1个差分放大器供电。