LME49721MABD

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The LME49721MABD is a high-performance differential amplifier from Texas Instruments that is part of a family of general-purpose Operational Amplifiers. It is suitable for a variety of applications including ADC buffering, bridge sensors, filtering circuits, audio application, and precision DC amplification. Its features include wide bandwidth, high open-loop gain, excellent slew rate, and low noise. Additionally, the LME49721MABD offers a high-output current capability of 35 mA, allowing it to drive both large capacitive and resistive loads with ease.The LME49721MABD evaluation board offers a platform to evaluate and demonstrate the functionality of the device. It is designed for quick evaluation and prototyping with the LME49721MABD operational amplifier with advanced features like protection, input range, slew rate, and stability. The board supports single-sided or low-level signal evaluation and comprehensive testing. It is also suitable for board-level design and PCB development, allowing the user to discover the amplifiers\' real performance characteristics and "absorb" its learning faster.The LME49721MABD uses a two-stage differential input amplifier topology to achieve a high gain, low-noise operation, and excellent common-mode rejection. The gain stage is designed to provide an adjustable gain with the use of two external resistors. This gain stage is followed by voltage-feedback stage, which provides added stability for the amplifier\'s overall gain-bandwidth product. The input noise is also reduced by utilizing a symmetrical differential amplifier structure in which the amplification is localized to the feedback leg of the amplifier.The output stage of the LME49721MABD is configured as a single-ended architecture, and it is rated for up to 35 mA of peak output current. It offers high-impedance on both its output sides and can be connected to either single-ended or unbalanced differential type inputs. The amplifier also features wide voltage ranges with its operating voltage range varying from 2.7V to 8V. The output voltage range is also adjustable over a wide range, allowing users to easily match the device\'s output voltage level to their desired level.The LME49721MABD offers excellent stability over temperature and humidity variations. This robustness is achieved by using an adaptive bias design that ensures optimal circuit performance over signals of various levels and frequencies. Additionally, the robustness is enhanced by the amplifier\'s temperature compensation circuit, which helps maintain a stable output gain over a wide temperature range.Overall, the LME49721MABD is an ideal solution for a variety of precision DC and AC gain correction applications. It offers users and engineers a solution that is tailored to their specific application needs in terms of performance, robustness, and cost. Its evaluation board provides an easy and interactive platform to explore and use the device in a variety of design settings.

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