MP3398EGF-Z

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Part Status:	Active

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MP3398EGF-Z application field and working principle

The MP3398EGF-Z PMIC - LED Drivers are multifunctional products that can adjust current, monitor voltage, and help protect LEDs. This device supports both constant current and constant voltage operation and is suitable for use in LED lighting systems, automotive lighting, LCD monitors, LED displays and other LED related products.The MP3398EGF-Z is a DC-DC LED step-up, boost mode LED driver IC, designed for use in DC-to-DC LED lighting applications. The IC is capable of controlling various LEDs, such as boost, buck, boost-buck, buck-boost and linear shunt power configurations. MP3398EGF-Z is able to provide either constant current or constant voltage operation for driving high-brightness LEDs. The output current can be set to up to 250mA by resistor selection.The MP3398EGF-Z device has a number of features designed to ensure efficient, reliable operation. It has built-in device over-voltage protection, over-current protection, over-temperature protection, and short-circuit protection. The IC also has a dedicated Shutdown pin, which can be used to instantaneously turn the device supply off in the event of an internal or external fault.The MP3398EGF-Z device includes an internal oscillator, which has the capability to adjust both the switching frequency and the average switching width. By changing the average switching width, the MP3398EGF-Z is able to support a wide range of current settings and has the ability to regulate the output current to as low as 1mA.Constant current mode is ideal for applications that require a high power output. The device has a patented constant current output control algorithm, which enables it to maintain the best possible efficiency and power factor over the entire current range. The device supports dimming using either a PWM signal or an analog voltage signal.In constant voltage mode, the MP3398EGF-Z is capable of providing a steady output voltage, regardless of changes in the LED forward voltage. This makes the device particularly suitable for applications such as automotive lighting, LCD monitors, LED displays and other LED related products.The MP3398EGF-Z also offers a high-side LED open/short circuit protection feature and a reverse current protection feature. The device is suitable for applications that require a wide input voltage range (2.7V to 20V), and it can operate at either 5V or 12V.Overall, the MP3398EGF-Z PMIC - LED Drivers provide a sophisticated and reliable solution for LED control and driving applications. Its wide range of features makes it well-suited for use in a variety of LED-related projects and can help to ensure efficient, reliable operation.

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