OPA330AIDBVRG4

Instrumentation, Op Amps, Buffer Amps Overview

The OPA330AIDBVRG4 is a single-channel precision operational amplifier from Texas Instruments, utilizing CMOS zero-drift architecture. It operates within a supply voltage range of 1.8 V to 5.5 V and draws 21 uA of quiescent current. Key electrical parameters include a gain-bandwidth product of 350 kHz, a slew rate of 160 mV/us, and an input offset voltage of 8 uV. The device features rail-to-rail input and output capabilities, a common-mode rejection ratio of 115 dB, and an input voltage noise density of 55 nV/sqrt Hz. It is housed in a SOT-23-5 package and supports operating temperatures from -40 C to +125 C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Zero-drift technology ensures low input offset voltage and minimal drift over temperature variations.
• Rail-to-rail input and output stages maximize dynamic range for single-supply applications.
• CMOS architecture provides high input impedance with low bias current and low power consumption.

Instrumentation, Op Amps, Buffer Amps Applications

• Battery-powered sensor signal conditioning
• Precision data acquisition systems
• Medical instrumentation

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the complete part number including the G4 suffix to confirm lead-free compliance and specific packaging configuration. Confirm the SOT-23-5 package type matches the target PCB footprint. Ensure the industrial temperature grade (-40 C to +125 C) meets the environmental requirements of the final assembly. Cross-reference the manufacturer datasheet for any recent design warnings or application notes relevant to zero-drift stability.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when ultra-low offset voltage and drift are critical alongside low power constraints. The zero-drift architecture distinguishes it from standard chopper amplifiers by reducing input charge injection artifacts. Compare the 350 kHz bandwidth against system speed requirements. Evaluate the 5 mA output drive capability against load demands. Consider the SOT-23-5 package size if board space is limited compared to larger packages like SOIC.

Instrumentation, Op Amps, Buffer Amps Part Context

This device belongs to the OPA330 series of precision amplifiers. It shares core specifications with variants such as OPA330AIDBVTG4, differing primarily in packaging format or reel specifications. The series is characterized by its combination of CMOS efficiency and precision performance suitable for portable and battery-operated electronics requiring high accuracy.

Instrumentation, Op Amps, Buffer Amps FAQ

Does the OPA330AIDBVRG4 support shutdown functionality?

No, the device does not feature a shutdown pin or mode; it remains active whenever powered within the specified voltage range.

What is the maximum supply voltage for this amplifier?

The maximum recommended supply voltage is 5.5 V.