OPA211AID

Instrumentation, Op Amps, Buffer Amps Overview

The OPA211AID is a single-channel, voltage-feedback precision operational amplifier manufactured by Texas Instruments. It features an input voltage noise density of 1.1 nV/rtHz and a gain-bandwidth product of 80 MHz. The device operates with a supply voltage range from 4.5 V to 36 V and delivers a slew rate of 27 V/us. Key electrical specifications include a maximum input offset voltage of 30 µV, a typical common-mode rejection ratio of 120 dB, and a quiescent current of 3.6 mA per channel. It is housed in an 8-pin SOIC package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Low-noise performance with 1.1 nV/rtHz input voltage noise density for high-fidelity signal processing
• High-speed operation characterized by 80 MHz gain-bandwidth product and 27 V/us slew rate
• Precision accuracy achieved through low input offset voltage and high common-mode rejection ratio

Instrumentation, Op Amps, Buffer Amps Applications

• Precision data acquisition systems requiring low noise and high accuracy
• Medical instrumentation and diagnostic equipment
• Industrial process control and sensor signal conditioning

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix 'ID' corresponds to the standard SOIC-8 package configuration when sourcing. Confirm that the component meets RoHS compliance requirements for your manufacturing environment. Ensure the operating temperature range aligns with your system's thermal design constraints before finalizing procurement.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component for applications demanding both high bandwidth and ultra-low noise characteristics. It serves as a suitable alternative to higher-cost chopper-stabilized amplifiers where moderate drift is acceptable. Consider the 80 MHz bandwidth and rail-to-rail output capabilities when designing high-speed analog front ends.

Instrumentation, Op Amps, Buffer Amps Part Context

The OPA211AID belongs to the OPA211 family of precision operational amplifiers designed for general-purpose high-performance applications. This series emphasizes low power consumption while maintaining excellent AC and DC performance metrics. The device is part of Texas Instruments' broader portfolio of analog signal chain solutions.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and electrical parameter overlaps with potential alternatives before implementation.