LNK416LG

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The LNK416LG is a configurable linear LED driver integrated circuit (IC) from Power Integrations. It provides LED lighting designers with an easy to use, cost-effective solution for driving LED strings with highly efficient and configurable step-down LED drivers. The LNK406LG is ideal for automotive, industry, and other LED lighting applications, replacing more expensive multi-channel LED drivers and complex networked LED systems.

PMIC - LED Drivers

Power Integrations\' configurable linear LED driver ICs offer superior current accuracy, outstanding dimming performance, and improved efficiency. With this introduction of its LNK406LG device, Power Integrations is expanding its linear LED driver product portfolio, adding a powerful, configurable solution with a maximum switch current of 20mA. After configuring the LNK406LG, customers can expect improved efficiency and dimming performance compared to traditional, non-programmable signal converters.

Application Field

The LNK406LG enables multiple LED strings to be connected to the same power source and controlled, providing designers with the ability to accurately control their desired current and improve efficiency, in a variety of automotive, industry, and other LED lighting applications. The device can also be used for dimming regulation, or for single step or multi-step applications. This makes it the perfect solution for efficient street lighting, automotive applications and complex networked LED systems.

Working Principle

The LNK406LG utilizes a unique linear controller, enabling it to accurately regulate output current with up to 0.3mA of accuracy and minimize output ripple, while providing superior power conversion efficiency. The device is capable of controlling up to 6 LED strings, with a maximum switch current of 20mA. Users configure their LED strings, while the device takes into account variations due to LED characteristics, such as LED forward voltage, and maintains the desired LED current regardless. The device also features short-circuit protection and open LED detection, for added protection and reliability.

The LNK406LG enables system designers to create efficient, low cost LED systems, without compromising on quality and performance. With increased accuracy and superior dimming performance, it is ideal for a range of automotive and industry LED lighting applications.

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