LNK457KG-TL

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The LNK457KG-TL is a Standard Linear LED driver IC from Power Integrations. It offers a high quality and efficient solution for LED switching applications. It is an efficient linear LED driver that can be used for a variety of applications like dimmable LED lighting, optical display backlighting, portable lighting, and wall-wash lighting. This IC is specifically designed to meet various luminance control applications and provides excellent performance characteristics.

The LNK457KG-TL LED driver is a current-mode step-down LED driver with adjustable current and voltage control. It features high efficiency, high accuracy, low noise generation, and low component count. It is a low power device and supports a wide output voltage range of 1.15 V to 44 V. The output current is adjustable in a broad range of 5 mA to 3 A. It also offers a wide adjustable dimming range, making it suitable for various dimming applications. It supports a wide range of dimming control protocols including PWM, 0~10V, BT1 and BT2.

The LNK457KG-TL is a very efficient driver with a high power conversion efficiency of up to 95%. It is also very reliable and has a wide operating temperature range of -40°C to +85°C. This makes it suitable for a wide range of applications. It also features low EMI and low RFI protection, which makes it suitable for both industrial and consumer applications.

This driver also features an integrated active power factor correction (PFC) circuit, which helps to reduce total harmonic distortion (THD) and improve energy efficiency. It also features an integrated thermal protection circuit, which helps protect the driver from over-temperature conditions and helps ensure the longevity of the device. The current limit and the over-temperature protection helps protect the LED from thermal runaway.

In addition to the features mentioned above, the LNK457KG-TL also comes with adjustable output current limits and adjustable overvoltage protection. This helps to ensure that the driver operates within a safe current limit and helps to protect the LED from voltage surges. The driver also comes with a low quiescent current of 2mA, which helps to reduce its power consumption.

To summarize, the LNK457KG-TL is an efficient, low-cost LED driver IC from Power Integrations. It supports a wide range of dimming control protocols, has a wide output voltage range, and has an adjustable current limit. It is an ideal solution for dimmable LED lighting, optical display backlighting, portable lighting, and wall-wash lighting applications. It features high efficiency, low noise generation, and low component count, which make it an ideal choice for a wide range of power management applications.

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