IS31LT3948-GRLS2-EBAC

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Evaluation boards are widely used in industrial, commercial, regular and automated settings. They are designed to provide a reliable, secure and efficient way to evaluate the performance of a particular product or system. One of a popular evaluation board is the IS31LT3948-GRLS2-EBAC. In this article, we will discuss its application fields and working principle.

Application fields

The IS31LT3948-GRLS2-EBAC evaluation board is specifically designed for LED control applications. It is a highly integrated, low noise system that can control multiple LEDs for various applications. It can be used in a range of commercial settings such as interior lighting, automotive lighting, plasma TV and LCD displays, and general illumination systems. The board includes an 8-bit 8-channel PWM controller with adjustable grayscale settings and an external dimming control input for system dimming control.

Working principle

The working principle of the IS31LT3948-GRLS2-EBAC evaluation board is based on pulse width modulation (PWM). It uses a high-frequency switching strategy to convert DC power input into a pulse-like output power, then it modulates the duty cycle of the pulses to achieve the desired output power and brightness. The board also includes an auxiliaries power supply voltage and clock, which monitors and controls the LED current, and works together with the interface logic to process the input commands and adjust the LED output respectively. The IS31LT3948-GRLS2-EBAC evaluation board supports a range of features and programs to customize the LED control for different applications. It also provides a user-friendly interface for parameter programming, with an easy to read 7-segment display and a 5-button keypad. The board includes two dedicated pushbutton controls with which the user can adjust the LED output brightness and on/off status of the LEDs. The user can also set up multiple LED states in a single operation to allow seamless transition between effects, such as gradual brightness changes or strobe and flicker effects.

Conclusion

In conclusion, the IS31LT3948-GRLS2-EBAC evaluation board is an ideal solution for LED control applications. With its integrated low-noise system, adjustable dimming control, versatile programming interface and user-friendly control buttons, this board offers an efficient and flexible way to control multiple LEDs with superior performance. This board is perfect for a variety of commercial settings and it is an essential component to achieve optimum performance of your LED lighting system.

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