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求助：推荐一块运放要求可以单电源供电，用于DAC电流转电压作用的运放
主要选择低Iib的运放，比如精度运放OPA129，跨阻运放都可以。
基本上所有运放都可以单电源供电，要看您需要把多大输出电流转化为多大输出电压，注意输出不要饱和，从而确定运放的供电电压范围。
