找来找去芯片貌似只有UC2572能用,但手册太简单了,不详细。。运放反向的话,能到-50V的运放少且贵,或者能不能用分立器件搭出来
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找来找去芯片貌似只有UC2572能用,但手册太简单了,不详细。。运放反向的话,能到-50V的运放少且贵,或者能不能用分立器件搭出来