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想要设计一款压控或流控电流源，电流输出是交流，大小500mA，有什么电路推荐吗
您好，这种Howland current pump设计考虑吗？也是电压控制电流源，但是sink或source电流在25mA左右，500mA的好像没有案例。
Analysis of Improved Howland Current Pump.pdf
