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您好：
我有一气体流量计项目打算选取一款1-5V 转 4-20mA 的压流转换芯片，精度要求小于±0.5%F.S.能否帮忙推荐一款适合的芯片或者方案
您好，可以选择XTR115这款4~20mA transmitter。
Io= 4mA~20mA，则Iin= 40µA ~ 200µA。因此Rin=25Kohm，Vin的范围为1V~5V。
https://www.ti.com/lit/ds/symlink/xtr115.pdf
