LVDT传感器放大器

Analog Devices,Inc.(简称ADI)的信号调理集成电路(IC)和线性可变差分变压器(LVDT)可用于将机械位移转换为一个直流(DC)电压信号。该IC为LVDT传感器提供激励频率,并且根据用户选择的增益和被测的机械位移提供转换后的直流电平输出。ADI公司的LVDT信号调理器提供与多种LVDT传感器相连接的接口,包括半桥式和标准4线和5线LVDT接口。

Part# Results: 2 Excitation Frequency (Hz) Voltage Amplitude (V rms) Output Current (mA rms) Output Signal Range (V) Output Signal Current Gain Error (% of FS) Gain Drift (ppm/C of FS) Offset Error (% OF FS) Offset Drift (ppm/C) Inpt Vltg Rng (Vrms) Supply Voltage Range (V) Temp Range (°C)
AD598 20 - 20k 1.2 - 20 40 ±11 11mA 0.4 20 0.3 7 0.1 - 3.5 ±13, 0-17.5 -40 to 85, 0 to 70
AD698 20 - 20k 1.2 - 21.2 40 ±11 11mA 0.1 20 0.02 5 0.1 - 3.5 ±13, 0-17.5 -40 to 85, -55 to 125