MP4689AGN

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The MP4689AGN is a high performance power management integrated circuit (PMIC) specifically developed for LED drivers. In addition to driving high power LEDs, it also offers several other functionalities that are beneficial for LED applications. Its unique features, such as wide input voltage range, high efficiency and low current ripple, make it an ideal choice for LED lighting solutions.

The MP4689AGN’s LED driving mode can accommodate input voltages ranging from 4.5 to 24VDC, with a maximum output current of 1000mA. It also offers continuous current regulation, thereby providing a stable and consistent output current. While most LED drivers require a minimum input voltage of 6VDC to operate, the MP4689AGN can be driven by 4.5 to 6VDC, thus allowing for even lower input voltages. Moreover, its high efficiency capability allows for minimal losses, thus saving energy cost. Furthermore, the low current ripple design ensures a smooth and continuous output current, thereby improving the overall efficiency of the LED driver.

The MP4689AGN features several advanced protection features including over-voltage, over-current and thermal protection, thus preventing damage to the LED lamps by shielding them from hazardous conditions. It also offers a soft start up circuit that minimizes any inrush current, thus protecting the LEDs against excessive current. Additionally, it has built in open and short-circuit protection, which ensures that the LED driver remains safe even under hazardous conditions.

The MP4689AGN contains various power control and monitoring capabilities, including pulse width modulation control, voltage and current monitoring, as well as intelligent dimming and timer control. Additionally, it also has built-in power sensing, which allows the user to monitor and adjust the output current and voltage. These features enable the user to optimize the LED driver for their application in a flexible, efficient and cost-effective way.

The working principle of the MP4689AGN is based on the power MOSFETs (Metal Oxide Semiconductor Field-Effect Transistors) that are used to switch on and off power to the LED driver. When a certain logic level is applied to the LED driver, the MOSFETs turn on, thereby supplying power to the LEDs. As the voltage or current is adjusted, the MOSFETs are modulated with a given pulse width modulation frequency, thereby controlling the amount of power supplied to the LEDs. This allows for precise control of the LED output, while also minimizing the amount of power consumed by the LED driver.

The MP4689AGN provide an ideal solution for numerous LED lighting applications. Its flexibility and high efficiency make it ideal for retrofit applications, while its advanced protection features ensure long-term reliability and safety. Furthermore, its variety of power control and monitoring capabilities allow the user to maximize their LED driver’s performance and accuracy, while also keeping running costs to a minimum. As such, it is an ideal choice for any LED lighting project.

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