AD822ARZ is a single-channel precision JFET-input operational amplifier by ADI in SOIC8 package, featuring low input bias current, low noise and wide bandwidth with single/dual supply compatibility, industrial temp -40~+125℃. Optimized for sensor signal buffering, instrumentation amplification and precision filter circuits.

1. Channel Count: Single op-amp 2. Input Topology: JFET high-impedance input stage 3. Input Bias Current: 1 pA typical ultra-low leakage 4. Unity-Gain Bandwidth: 1.9 MHz 5. Power Supplies: 3V~36V single supply / ±1.5V~±18V dual supply 6. Package: SOIC-8 7. Temp Grade: High-temperature industrial -40℃ ~ +125℃

1. Ultra-high JFET input impedance eliminates load-drop distortion for high-impedance sensors (piezo, pH electrodes) 2. 1 pA ultra-low bias current prevents baseline drift for microvolt-level weak signal acquisition 3. Wide 3~36V single-supply compatibility universal for industrial 24V systems & battery-powered portable hardware 4. Low 10nV/√Hz input noise delivers excellent signal-to-noise ratio for small-signal amplification 5. 125℃ high-temperature industrial rating stable for engine compartment & field measurement equipment

1. Signal buffering & amplification for piezo sensors, pH water electrodes, high-impedance temperature probes 2. Precision active low/high-pass filter circuits, load cell front-end amplification 3. Battery-powered portable testers, field weak-signal acquisition modules 4. Low-voltage analog signal conditioning boards for automotive engine compartments