LT1991IMS#TRPBF

Instrumentation, Op Amps, Buffer Amps Overview

The LT1991IMS#TRPBF is a precision programmable gain amplifier in a 10-lead MSOP package. It features a 560kHz gain bandwidth product and a maximum input offset voltage of 285µV. The device operates on supply voltages from 2.7V to 36V with a typical supply current of 160µA at ±15V. It provides rail-to-rail output swing, reaching within 40mV of either rail under no-load conditions.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Integrated precision matched resistors enable configurable gains without external components
• Rail-to-rail output capability ensures signal integrity near supply limits
• Micropower consumption supports battery-operated applications
• High common-mode rejection ratio maintains accuracy in differential configurations

Instrumentation, Op Amps, Buffer Amps Applications

• Handheld instrumentation
• Medical instrumentation
• Strain gauge amplifiers
• Differential to single-ended conversion

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging when sourcing this component. Confirm the I-grade temperature range of –40°C to 85°C matches your environmental requirements. Ensure the 10-lead MSOP footprint aligns with your PCB layout constraints before finalizing procurement.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this part for applications requiring precise gain settings without external resistor networks. The internal resistor matching reduces board space and simplifies design. Consider the 560kHz bandwidth and low noise characteristics for signal conditioning tasks where high accuracy is critical.

Instrumentation, Op Amps, Buffer Amps Part Context

This component belongs to the LT1991 family of programmable gain amplifiers manufactured by Analog Devices Inc. The IMS variant specifically denotes the industrial temperature grade housed in a compact MSOP package. This series integrates op-amp functionality with precision internal resistors.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

LT1991IMS#PBF (Tube Packaging)

Instrumentation, Op Amps, Buffer Amps FAQ

What is the maximum input voltage allowed on the P1/M1 pins?

The P1 and M1 inputs can withstand up to ±60V if P9/M9 are grounded and the supply voltage is ±15V.

How does the LT1991 achieve high common-mode rejection?

It utilizes internally matched SiChrome based resistors with a matching tolerance of 0.04%, resulting in a CMRR greater than 75dB.