AMC7836EVM板手册上钳压部分手册上写内阻典型值为8kohm;
我们设置DAC输出范围为-10V,在钳压状态下带载能达到-4mA;
按理-10v/8k=-1.25mA,为什么带载能力还大了?
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AMC7836EVM板手册上钳压部分手册上写内阻典型值为8kohm;
我们设置DAC输出范围为-10V,在钳压状态下带载能达到-4mA;
按理-10v/8k=-1.25mA,为什么带载能力还大了?
您好,
输出阻抗它是个变化的数值,它会受供电电压和输出电流或外接负载的影响,典型值是8kΩ。我看到E2E论坛可能是您的同事咨询了相同的问题,请查看E2E工程师的回复: