OPA191IDR

Instrumentation, Op Amps, Buffer Amps Overview

The OPA191IDR is a single-channel, low-power precision operational amplifier manufactured by Texas Instruments. It features e-trim CMOS technology with rail-to-rail input and output capabilities. Key electrical specifications include a maximum supply voltage of 36 V, a minimum of 4.5 V, and a quiescent current of 140 µA. The device offers a gain-bandwidth product of 2.5 MHz, a slew rate of 5.5 V/µs, an input offset voltage of 5 µV, and an input bias current of 5 pA. It operates within a temperature range of -40°C to 125°C and is housed in an 8-SOIC surface-mount package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Low-power precision design utilizing e-trim CMOS technology for enhanced accuracy
• Rail-to-rail input and output functionality for maximum dynamic range
• High common-mode rejection ratio ensuring signal integrity
• Extended industrial operating temperature range

Instrumentation, Op Amps, Buffer Amps Applications

• Precision sensor signal conditioning
• Data acquisition systems
• Battery-powered instrumentation
• Medical equipment front-ends

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure compatibility with required packaging options such as tape and reel or cut tape. Confirm that the component meets RoHS3 compliance standards and moisture sensitivity level requirements for your assembly process. Cross-reference the manufacturer part number with authorized distributor listings to validate authenticity and traceability before finalizing procurement orders.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when designing circuits requiring high precision with minimal power consumption. The rail-to-rail capability makes it suitable for single-supply applications where maximizing output swing is critical. Ensure the system bandwidth requirements align with the 2.5 MHz gain-bandwidth product and verify that the low input bias current meets the impedance constraints of the connected sensors or signal sources.

Instrumentation, Op Amps, Buffer Amps Part Context

This component belongs to the OPA191 family of low-power precision amplifiers from Texas Instruments. The 'IDR' suffix specifically denotes the surface-mount 8-SOIC package variant. This series is engineered for applications demanding high accuracy and low noise while maintaining efficient power usage in compact form factors.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Consult the official datasheet for direct pin-compatible alternatives within the same family. Verify that any substitute maintains identical rail-to-rail characteristics and precision parameters.