LMP7731MF/NOPB

Instrumentation, Op Amps, Buffer Amps Overview

The LMP7731MF/NOPB is a single-channel precision operational amplifier from Texas Instruments, housed in an SOT-23-5 surface-mount package. It features a gain-bandwidth product of 22 MHz and a slew rate of 2.4 V/µs. The device operates on supply voltages ranging from 1.8 V to 5.5 V with a typical operating current of 2.5 mA. Key electrical specifications include an input offset voltage of 600 µV, input bias current of 14 nA, and low input voltage noise density of 2.9 nV/√Hz. It provides rail-to-rail input and output capabilities, a common-mode rejection ratio of 120 dB, and supports an output current of 49 mA per channel across a temperature range of -40°C to +125°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Rail-to-rail input and output operation enables full signal swing within the supply voltage range.
• Low input voltage noise density supports high-fidelity signal processing in sensitive applications.
• Precision characteristics include low input offset voltage and high common-mode rejection ratio.

Instrumentation, Op Amps, Buffer Amps Applications

• Battery-powered instrumentation systems requiring low power consumption
• Portable medical devices needing high accuracy and wide dynamic range
• Industrial sensor interfaces demanding precise signal conditioning

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the complete part number including the suffix /NOPB to ensure compliance with RoHS standards and lead-free manufacturing requirements. Confirm the specific package variant matches the design footprint. Check for any recent Product Change Notifications regarding marking or assembly changes. Ensure the ordering quantity aligns with distributor availability for reels, cut tape, or MouseReel formats.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when a balance of moderate bandwidth and ultra-low noise is required in a compact SOT-23-5 package. It is suitable for designs constrained by low supply voltages down to 1.8 V. Compare against higher-speed alternatives if slew rate limitations are critical. Consider the input bias current and offset voltage specifications relative to the source impedance of the connected sensors.

Instrumentation, Op Amps, Buffer Amps Part Context

This device belongs to the LMP7731 series of precision amplifiers designed for low-noise, low-power applications. It shares the same functional core as other members of the family but differs in packaging and specific suffix designations. The series emphasizes performance in portable and battery-operated environments where space and energy efficiency are primary constraints.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Direct pin-compatible substitutes within the same series may include variants with different packaging options such as MMX or MFX suffixes, provided the electrical parameters remain identical. Verify that any alternative maintains the same SOT-23-5 footprint and rail-to-rail characteristics.