LP2994EVAL Development Boards, Kits, Programmers

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Evaluation boards are designed and engineered to give electronics engineers a hands on trial of a specific electronic component or component family. Similarly, linear voltage regulators are designed to provide voltage to electronic systems that require a specified level of consistent voltage to operate. Linear Voltage Regulators offer constant and predictable output voltage levels, ideal for use in measurement and testing applications. The LP2994EVAL Evaluation board is specifically designed for engineers to test the LP2994 TFT LCD Regulator, a component that belongs to the family of linear voltage regulators.The LP2994EVAL has been designed with the intent to accurately evaluate Linear Regulators in a wide range of conditions. The LP2994EVAL is mainly used in the field of interactive displays, which require constant and stable voltage inputs. The voltage output required in the range of 7.0V to 5.0V, implies the capabilities of the LP2994EVAL in providing precise accuracy and stability to the desired voltage output. The board has precision matching resistors that enable the user to tighten the voltage bandwidth to suit the requirements.The LP2994EVAL’s design permits its use for a variety of applications that involve the use of a linear regulator. It can be used with a variety of display technologies such as LCD/AM/OLED, and also in applications that involve video and photographic design applications. In addition, it is capable of having a wide temperature range from -40C to +85C. This provides a wide range of options for users who require higher temperature performance.In terms of operating principle, the board is built around the LP2994 device, which is a 3A Step-Down Regulator, and its operational concept is based on a switch-mode converter (SMPS) architecture. The current-mode control scheme is employed, which allows the converter to carry out fast transient response. When a load change is detected, the gated oscillator starts and a frequency is maintained based on the values of the regulating resistors. This frequency setting will determine the current being delivered by the converter and the feedback voltage level.The LP2994EVAL board also features protection circuits which are mainly used when the input voltage exceeds a given cut-off voltage or the output current exceeds a certain limit. The board also has ground-loop suppression through the use of differential outputs and their derivatives, as well as protection against over-voltage surges. Furthermore, it has adjustable current limit protection and built-in thermal management circuitry.In conclusion, the LP2994EVAL is a versatile and reliable evaluation board that is suitable for a wide range of applications in the field of interactive display. Its design makes it suitable for use with a variety of display technologies, and it has a wide temperature range from -40C to +85C. Additionally, the use of the current-mode control scheme, the presence of protection circuits and ground-loop suppression, provides the LP2994EVAL with capabilities and reliability that are ideal for interactive display applications.

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