1、EXTOUT_GL=R(B)/R(A)还是文中公式(22)所示?R(B)和R(A)的阻值能否提供一下?
2、PGA411在哪些故障下会封锁内部激励器升压电源VEXT输出?(在datasheet中没有找到相关说明)
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1、EXTOUT_GL=R(B)/R(A)还是文中公式(22)所示?R(B)和R(A)的阻值能否提供一下?
2、PGA411在哪些故障下会封锁内部激励器升压电源VEXT输出?(在datasheet中没有找到相关说明)
您好, Vext不是激励运放的供电电压输入端吗?VEXT: Exciter-amplifier supply input