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XTR111: 使用DAC8568+XTR111组成多路4-20mA输出电路,多路输出时电流不稳定

Part Number: XTR111
Other Parts Discussed in Thread: DAC8568

使用DAC8568输出0-5V,电压通道接XTR111输出0-25mA

单路输出精度可满足使用,但是8路全都输出20mA时,整体电流会下降0.3-0.4mA。