LM611IM/NOPB

Instrumentation, Op Amps, Buffer Amps Overview

The LM611IM/NOPB is a single-channel operational amplifier from Texas Instruments, housed in a 14-SOIC package. It features a gain-bandwidth product of 1.4 MHz and a slew rate of 420 mV/us. The device operates on a supply voltage ranging from 1.8 V to 5.5 V with an operating supply current of 116 uA. Key electrical specifications include an input offset voltage of 4 mV, input bias current of 35 nA, common-mode rejection ratio of 86 dB, power supply rejection ratio of 75 dB, and input voltage noise density of 50 nV/sqrt Hz. It supports rail-to-rail input/output and delivers 100 mA output current per channel within a -40°C to +85°C temperature range.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Rail-to-rail input and output capability for maximum dynamic range
• High output drive strength supporting up to 100 mA per channel
• Low power consumption suitable for battery-operated applications

Instrumentation, Op Amps, Buffer Amps Applications

• Portable instrumentation systems requiring low power operation
• Active filtering circuits in signal processing chains
• Sensor signal conditioning interfaces

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the presence of the NOPB suffix indicating lead-free and RoHS compliance status. Ensure the 14-SOIC package matches design footprint requirements. Check datasheet revisions for any parameter updates prior to final integration into production designs.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when rail-to-rail performance is required alongside moderate bandwidth and high output current. Compare against other LM611 variants for package options such as SOIC-8 or TSSOP if pin count differs. Evaluate thermal dissipation capabilities within the SOIC-14 housing for specific PCB layout constraints.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the LM611 series of operational amplifiers manufactured by Texas Instruments. It represents a general-purpose op amp designed for single-supply applications. The NOPB designation indicates it is a lead-free version compliant with environmental standards, distinguishing it from older non-compliant iterations of the same functional device.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Consult official substitution guides for compatible alternatives within the TI portfolio. Verify pinout compatibility and electrical parameter overlaps before replacing.