OPA234UE4

Instrumentation, Op Amps, Buffer Amps Overview

The OPA234UE4 is a single-channel, low-power, precision operational amplifier manufactured by Texas Instruments. It features rail-to-rail input and output capabilities, allowing operation with supply voltages ranging from 2.7V to 5.5V. The device offers a gain-bandwidth product of 100kHz and a slew rate of 0.1V/µs. Key electrical specifications include a maximum input offset voltage of 2mV and a quiescent current of 180µA per channel. It is housed in an 8-pin Small Outline package (SOIC) or similar surface-mount configuration suitable for space-constrained applications.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Rail-to-rail input and output performance enables full signal swing near supply rails.
• Low power consumption with 180µA quiescent current per channel supports battery-operated systems.
• Precision characteristics include low input offset voltage for accurate signal conditioning.
• Single-supply operation simplifies circuit design in portable and embedded applications.

Instrumentation, Op Amps, Buffer Amps Applications

• Battery-powered sensor interfaces
• Portable medical instrumentation
• Data acquisition systems
• Active filters in low-power environments

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the exact package variant (e.g., SOIC-8) and tape/reel quantity when ordering, as suffixes may indicate packaging differences. Confirm RoHS compliance status through official Texas Instruments documentation prior to integration. Ensure the component source is authorized to avoid counterfeit risks. Cross-reference the specific ordering part number with the manufacturer's latest datasheet to confirm pinout and electrical tolerances match design requirements.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when rail-to-rail I/O is required alongside low power consumption in single-supply designs. It is suitable for applications where moderate bandwidth (100kHz) is sufficient but precision (low Vos) is critical. Compare against higher-speed op-amps if bandwidth demands exceed 100kHz, or against lower-cost general-purpose amplifiers if precision requirements are less stringent. Consider thermal dissipation in densely packed PCB layouts due to the small package size.

Instrumentation, Op Amps, Buffer Amps Part Context

The OPA234UE4 belongs to Texas Instruments' family of low-power, precision operational amplifiers designed for single-supply applications. It shares architectural similarities with other devices in the MicroAmplifier series, emphasizing low quiescent current and rail-to-rail performance. This specific model represents a single-channel variant within a lineup that also includes dual and quad configurations, offering designers flexibility in multi-channel system implementations while maintaining consistent electrical characteristics across the family.

Instrumentation, Op Amps, Buffer Amps FAQ

What is the maximum supply voltage for the OPA234UE4?

The maximum supply voltage is 5.5V.

Does the OPA234UE4 support rail-to-rail output?

Yes, it features rail-to-rail input and output capabilities.