OPA301AIDR

Instrumentation, Op Amps, Buffer Amps Overview

The OPA301AIDR is a single-channel high-speed voltage feedback operational amplifier manufactured by Texas Instruments. It operates within a supply voltage range of 2.7 V to 5.5 V and consumes 9.5 mA of quiescent current. Key electrical specifications include a gain-bandwidth product of 150 MHz, a slew rate of 80 V/µs, and a voltage gain of 106 dB. The device features rail-to-rail input and output capabilities with an input bias current of 5 pA and an input offset voltage of 1 mV. It provides 70 mA of output current per channel and maintains a common-mode rejection ratio of 80 dB. The component is housed in an SOIC-8 surface-mount package and supports operation temperatures from -40°C to +125°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• High-speed performance with 150 MHz gain-bandwidth product and 80 V/µs slew rate for rapid signal processing
• Low noise characteristics with 3 nV/√Hz input voltage noise density suitable for precision applications
• Rail-to-rail input and output functionality enabling maximum dynamic range utilization
• CMOS architecture providing low input bias current of 5 pA and high open-loop voltage gain

Instrumentation, Op Amps, Buffer Amps Applications

• High-speed data acquisition systems requiring fast settling times
• Video signal processing circuits demanding wide bandwidth
• Precision analog front-end stages utilizing rail-to-rail swing
• Test and measurement equipment requiring low noise amplification

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix 'DR' corresponds to the SOIC-8 tape-and-reel packaging configuration as indicated in distributor listings. Confirm that the A-grade variant meets the required offset voltage and bias current tolerances for your design. Ensure compatibility with the specified 2.7 V to 5.5 V supply range and check humidity sensitivity handling requirements during assembly. Cross-reference the manufacturer part number with official Texas Instruments documentation to validate revision levels.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when designing circuits that require both high speed and low noise performance in a single-supply environment. The rail-to-rail I/O capability makes it suitable for low-voltage applications where maximizing signal swing is critical. Consider the 70 mA output drive capability if driving moderate loads directly. The SOIC-8 package offers a balance between thermal performance and board space efficiency compared to smaller packages.

Instrumentation, Op Amps, Buffer Amps Part Context

This device belongs to the OPA301 series of high-speed operational amplifiers from Texas Instruments. The series is characterized by CMOS technology that combines high slew rates with low power consumption relative to bipolar counterparts. The OPA301AIDR represents the single-channel version in the SOIC-8 package, distinguishing it from dual or quad variants within the broader family.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Consult official Texas Instruments substitution guides for verified alternatives. Generic replacements may not match the specific 150 MHz bandwidth or 80 V/µs slew rate. Verify pinout compatibility and electrical parameter overlaps before integrating substitute components into existing designs.