AD8546ARMZ-R7 4 mA 至 20 mA 电流环路发送器的典型应用电路。 AD8546 是一款双路微功耗、高
输入阻抗放大器,针对低功耗和宽工作电源电压范围应用进行了优化。 AD8546 轨到轨输入/输出 (RRIO) 功能提供了更大的动态范围来驱动低频数据转换器,使这些放大器非常适合传感器前端的直流增益和缓冲,或者用于无线或远程传感器或发射器
说明
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Typical Application Circuit for AD8546ARMZ-R7 4 mA to 20 mA Current Loop Transmitter. The AD8546 is a dual Micro-power, high input impedance amplifier optimized for low power and wide operating supply voltage range applications. The AD8546 rail-to-rail input/output (RRIO) feature provides increased dynamic range to drive low frequency data converters, making these amplifiers ideal for dc gain and buffering of sensor front ends or high impedance input sources used in wireless or remote sensors or transmitters
主要特色
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Number of Supplies
Single|Dual
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Supply Voltage
2.7 to 18|±1.35 to ±9 V