LT8391AIUFD#PBF

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LT8391AIUFD#PBF is a High Efficiency LED Driver IC developed by Texas Instrument. It is a type of PMIC (Power Management IC) specifically for LED light engines. This PMIC is uniquely designed for LED light engine applications such as ambient lighting, general illumination, and automatic lighting. It has advanced features that make it ideal for a variety of applications.

The LT8391AIUFD#PBF is designed with a smart, efficient LED driver based on TI\'s dynamic LED current regulation technology. This allows the LED driver to operate with a peak current up to 700mA and adjustable current levels, enabling dynamic control of LED lighting levels. The device is capable of providing a constant output current over a wide input voltage range, minimizing the effects of voltage drops caused by varying line pressures. The device also offers additional features such as short circuit protection, open circuit protection and thermal protection.

The LT8391AIUFD#PBF utilizes a sophisticated adaptive current sharing system (ACSS) to provide constant current regulation even when connected in parallel with multiple LEDs. The ACSS ensures that the total current does not exceed the programmed current limit and that the LEDs are uniformly illuminated. In addition, the device can be configured to provide a pulsed output, allowing the user to dynamically adjust the brightness of the LED light source.

The device includes multiple configuration options for the input, output and feedback connections, allowing for a range of operating options. The user can select from two operating modes - continuous or pulsed. In addition, the user can select the feedback current setting (up to 700mA), the feedback voltage setting, and the ACSS bandwidth. The LT8391AIUFD#PBF also supports multiple output configurations, allowing for a wide range of application requirements.

The LT8391AIUFD#PBF is designed for use in a variety of applications including LED light engines, LED automotive lighting, LED dimmers, and LED general lighting. The device can be used with a range of LED lighting components, including LED strips and LED arrays. The device is also compatible with TI\'s product portfolio, including the TPS630500 and TPS63063 LED drivers and the TPS63080 LED driver. Finally, the device is compatible with a wide range of LED controller products such as the TPS64100 LED driver and the TLC59116 LED controller.

In summary, The LT8391AIUFD#PBF is a highly-functional and efficient PMIC specifically designed for LED light engine applications. It is designed with advanced features such as a smart, efficient LED driver, dynamic LED current regulation, ACSS, and a range of configurable options for input, output and feedback connections. This PMIC can be used with a variety of LED lighting components and is compatible with an extensive product portfolio from Texas Instruments. With its wide range of features and capabilities, this LED driver is an ideal choice for any LED light engine application.

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