AD8548ARZ 4 mA 至 20 mA
電流環(huán)路發(fā)送器的典型應(yīng)用電路。 AD8548 是一款四路微功耗、高
輸入阻抗放大器,針對(duì)
低功耗和寬工作電源電壓范圍應(yīng)用進(jìn)行了優(yōu)化。 AD8548 軌到軌輸入/輸出 (RRIO) 功能提供了更大的動(dòng)態(tài)范圍來驅(qū)動(dòng)低頻
數(shù)據(jù)轉(zhuǎn)換器,使這些放大器非常適合
傳感器前端的直流增益和緩沖,或者用于無線或遠(yuǎn)程傳感器或發(fā)射器
說明
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Typical Application Circuit for AD8548ARZ 4 mA to 20 mA Current Loop Transmitter. The AD8548 is a quad Micro-power, high input impedance amplifier optimized for low power and wide operating supply voltage range applications. The AD8548 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