LMH1251EVAL/NOPB

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Evaluation and Demonstration Boards and Kits are a group of tools used in the evaluation, demonstration and development of products. These kits are essential for product designers and engineers who need to test and analyze the performance of components before they are utilized. The LMH1251EVAL/NOPB is an evaluation kit from Texas Instruments that is designed to simplify the prototyping of circuitry for high-end consumer, industrial and automotive applications.

The LMH1251EVAL/NOPB has a single board design that is powered by an on-board voltage regulator and has several onboard components including a LMH1251, TPS62946-Q1, TPS62661-Q1, and variable load switches. The board also has a dual output voltage setting and load configuration. The LMH1251 is a precision current-mode pulse-width modulation (PWM) controller that operates between a wide range of input voltages while providing high accuracy, low EMI noise, and high power efficiency.

The LMH1251EVAL/NOPB evaluation kit is ideal for applications such as low power adaptors, telecom supplies, motor control, outdoor LED lighting, and lighting control. It enables designers and engineers to evaluate the performance of the LMH1251 controller easily, as well as providing flexibility for fine-tuning and optimization. The dual output voltage setting and load configuration enable designers to create and test complex power designs without requiring external components.

The working principle of the kit is simple. The LMH1251 chip is used to control the three on-board voltage regulators (TPS62946-Q1, TPS62661-Q1, and variable load switches) which are connected to the output voltage and load configuration. The LMH1251 monitors the output voltage and the load condition and adjusts the current that is applied to the power devices accordingly. The adjustable output voltage allows for maximum power transfer from the input supply, ensuring the best efficiency and lowest losses. The dual output voltage setting and load configuration allow designers to customize the power output to meet their design requirements.

In summary, the LMH1251EVAL/NOPB evaluation kit is an ideal tool for evaluating the performance of the LMH1251 controller for high-end consumer, industrial and automotive applications. It simplifies prototyping of circuitry and provides designers the flexibility to customize the power output of the system for optimization. Its on-board components and adjustable outputs make it easy to evaluate the performance of components and ensure the best efficiency and lowest losses.

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