MP3399EF-LF

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LED drivers are part of the modern energy efficient system. They are designed to provide a simple, low power solution to the high power requirements of LED lighting applications. In particular, PMIC - LED drivers have become popular in recent years. MP3399EF-LF is an example of such a device and serves as prime example of what PMIC - LED drivers can offer.

MP3399EF-LF is a PWM (pulse width modulation) generator designed specifically to drive LEDs. It is designed to provide up to 3 A of current with a built-in switch-mode buck converter to produce an output voltage of up to 6 V. The device incorporates two input voltage rails of 160 mV and 160 V, giving it a wide range of input voltage compatibility for a variety of LED lighting applications.

The design of the device makes it ideal for applications such as LED dimmers, LED signage, LED strips, LED fixtures, LED backlighting, and LED lighting controls. It is well-suited for LED applications that require a low-power solution, as the device requires a low input current and delivers up to 3 A of output current.

The device\'s main feature is its partitioned PWM current control. This partitioning feature allows the user to segment the LED driver into two parallel channels and program each of them with different driving current levels. This provides flexibility in setting the overall LED output and is ideal for more complex lighting applications with multiple LEDs. The device can be dimmed down to 10 percent of its maximum output current.

The MP3399EF-LF works as follows: the device takes a PWM signal as an input, and produces an output current proportional to the duty cycle of this signal. The device also has a current control feature, enabling the user to set the brightness of the LEDs. Furthermore, the device can be used to switch the LEDs on and off using a built-in FET switch controlled by the PWM signal. The FET switch is integrated into the device to reduce component count and design complexity. The device also has safety features such as over-voltage, under-voltage, and over-temperature protection, as well as soft-start, over-current, and short circuit protection.

In conclusion, MP3399EF-LF is a highly efficient, low power LED driver from PMIC - LED Drivers. It takes a PWM signal as input and produces an output current proportional to the duty cycle of this signal. The device features partitioned PWM current control for a more flexible control of the LED lighting, as well as safety features such as over-voltage and over-temperature protection. In addition, the device requires a low input current and can generate up to 3 A of output current, making it an ideal solution for LED lighting applications that require a low-power solution.

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