OPA846IDBVR

Instrumentation, Op Amps, Buffer Amps Overview

The OPA846IDBVR is a single-channel, wideband, low-noise voltage feedback operational amplifier manufactured by Texas Instruments. It features a gain-bandwidth product of 1.75 GHz and a slew rate of 625 V/us. The device operates within a supply voltage range of 2.5 V to 6 V, drawing an operating supply current of 12.6 mA. Key electrical specifications include a voltage gain of 90 dB, a common-mode rejection ratio (CMRR) of 110 dB, and a power supply rejection ratio (PSRR) of 90 dB. Input characteristics consist of an input bias current of 19 uA, an input offset voltage of 150 uV, and an input voltage noise density of 1.2 nV/sqrt Hz. It provides an output current of 80 mA per channel and functions reliably across a temperature range of -40 C to +85 C in a SOT-23-5 package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Wideband performance with a 1.75 GHz gain-bandwidth product for high-frequency signal processing
• Low noise architecture featuring 1.2 nV/sqrt Hz input voltage noise density
• High-speed transient response supported by a 625 V/us slew rate
• Single-channel voltage feedback configuration optimized for compact surface-mount designs

Instrumentation, Op Amps, Buffer Amps Applications

• Video buffering and distribution circuits
• High-speed data acquisition systems
• RF intermediate frequency amplification
• Test and measurement instrumentation front-ends

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix IDBVR confirms the SOT-23-5 package and industrial temperature grade during sourcing. Confirm RoHS compliance status through official manufacturer documentation or authorized distributor certificates prior to integration. Ensure ESD handling protocols are followed due to the sensitivity of the semiconductor junctions within the small outline transistor package.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when a single-channel amplifier requires ultra-wide bandwidth combined with low noise characteristics in a minimal footprint. It is suitable for applications demanding high slew rates and precise signal fidelity under low-voltage supply conditions. Consider the SOT-23-5 package constraints for thermal management and PCB layout requirements compared to larger packages offering higher current capabilities.

Instrumentation, Op Amps, Buffer Amps Part Context

This device belongs to the OPA846 series of high-speed operational amplifiers from Texas Instruments. It represents a single-channel variant designed to complement dual-channel versions like the OPA2846. The series targets applications requiring significant bandwidth and fast transient response while maintaining low power consumption and small physical dimensions suitable for dense electronic assemblies.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.