Evaluation Boards – Op Amps

The LMH6521EVAL/NOPB is a high-performance, low-power, dual-channel operational amplifier evaluation board by Texas Instruments Incorporated. The product serves as a development platform for designing op-amps into various consumer, aerospace and defense, portable electronics, and industrial applications.

Overview

The evaluation board is offered in a thin 28-pin QFN package and features two independent, low-power operational amplifiers (op amp). It is capable of driving a wide range of loads depending on the application. The board is also TMDS compatible, meaning it can be used with digital video on HDMI and DVI signals. The board provides a high slew rate of 18V/µs and a wide input common-mode voltage range of 0V to 13.2V.

Application Fields

The LMH6521EVAL/NOPB is perfectly suited for low noise, low power, and small enough to be used in battery-powered applications, for example. It is suitable for industrial, automotive, and consumer applications as well. For example, the board can be used to build smart sensors with integrated motion compensation for use in drones and robotic, as well as other closed-loop applications. Additionally, the board can be used for building powerful signal conditioning systems with adjustable gain, which can then be used in a wide variety of signal processing applications.

Working Principle

The LMH6521EVAL/NOPB is based on the principles of op-amps. It utilizes two differential transistors to achieve a wide variety of functions such as amplification, integration, and filtering. The board combines two separate differential stages that operate in a single-ended mode. The two independent stages provide excellent power efficiency and sufficient bandwidth to drive high-frequency signals. Furthermore, the board is capable of driving a wide range of loads for high-performance systems while providing low-power solutions.

Conclusion

The LMH6521EVAL/NOPB dual-channel operatoinal amplifier evaluation board is an ideal solution for designing high-performance systems that require low power, low noise, and small size. Its TMDS compatibility allows for use with digital video systems such as HDMI or DVI, and its wide input voltage range of 0V to 13.2V makes it suitable for a variety of applications. The board also offers a high-performance and efficient operation. Its two differential transistors with high-performance and low-power operation provide excellent power efficiency and sufficient bandwidth to drive high-frequency signals.