LMV321AUIDBVR

Instrumentation, Op Amps, Buffer Amps Overview

The LMV321AUIDBVR is a single-channel operational amplifier manufactured by Texas Instruments, designed for low-voltage applications. It operates within a supply voltage range of 2.5 V to 5.5 V and features rail-to-rail output swing. Key electrical specifications include a gain-bandwidth product of 1 MHz, a slew rate of 1.7 V/µs, and a maximum input offset voltage of 4 mV. The device draws a typical operating supply current of 80 µA per channel and provides an output current capability of 40 mA. It exhibits a common-mode rejection ratio of 77 dB and an input voltage noise density of 33 nV/√Hz. The component is housed in a SOT-23-5 surface-mount package and supports an extended industrial temperature range from -40°C to +125°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Rail-to-rail output swing capability for maximum dynamic range in low-voltage systems
• Low power consumption with 80 µA supply current per channel
• High precision performance with 4 mV maximum input offset voltage
• Extended industrial temperature operation from -40°C to +125°C

Instrumentation, Op Amps, Buffer Amps Applications

• Portable battery-powered equipment requiring low quiescent current
• Active filters and signal conditioning circuits in communication systems
• Sensor signal amplification in HVAC and motor control applications
• Data acquisition systems utilizing single-supply operation

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the complete part number including suffixes such as UIDBVR to ensure correct packaging and temperature grade. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Cross-reference datasheet revisions to validate electrical parameters against specific design requirements. Ensure ESD handling procedures are followed during assembly due to sensitive input stages.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when designing for single-supply environments between 2.5 V and 5.5 V where rail-to-rail output is necessary. The 1 MHz bandwidth suits moderate-speed applications like sensor interfaces. Compare input offset voltage specifications against other LMV321 variants if higher precision is required. Consider the SOT-23-5 package constraints for thermal management and PCB layout space limitations.

Instrumentation, Op Amps, Buffer Amps Part Context

This device belongs to the LMV3xx family of low-voltage operational amplifiers from Texas Instruments. It serves as a single-channel variant within this series, offering a cost-effective solution for space-constrained designs. The LMV321AUIDBVR specifically denotes the A-grade version with tighter offset voltage specifications compared to standard grades, packaged in a reel format for automated surface-mount assembly.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

LMV321IDBVR: Standard grade variant with 7 mV max offset voltage.

Instrumentation, Op Amps, Buffer Amps FAQ

Does the LMV321AUIDBVR support shutdown functionality?

No, the LMV321AUIDBVR does not include a shutdown pin or feature; it operates continuously when powered.

What is the input common-mode voltage range?

The input common-mode voltage range includes ground (negative rail) and extends up to approximately 0.8 V below the positive supply rail.