TLC5949PWPR

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The TLC5949PWPR is a type of PMIC (Power Management Integrated Circuit) LED Driver used for multiple LED string applications. It is designed to provide both DC dimming and high-efficiency switching for LED lighting applications. The LED driver integrates the LED driving circuit and LED protection circuit, which can meet the various requirements of LED lighting systems. The LED driver is an efficient and cost-effective solution for LED lighting control.

The working principle of the TLC5949PWPR LED driver is based on time-shared current sources. It is powered by a DC input voltage of 10-35V and it has a total of four current sources with 20-120mA per channel. Each channel can be individually adjusted with a dimming range of 0-100%. The TLC5949PWPR also provides thermal protection, short circuit protection and over-current protection. In addition, it has an on-board optimized power switching scheme to reduce power dissipation.

The TLC5949PWPR LED driver offers many advantages over traditional LED drivers. It has a low cost, small size, high efficiency, reliable operation, and a wide dimming range. In addition, the LED driver has a minimum start-up current of 5mA and a maximum operating output current of 350mA, with a maximum power efficiency of 93%.

The TLC5949PWPR LED driver is suitable for a wide range of applications, such as automotive lighting, industrial lighting, residential lighting, commercial lighting, and street lighting. In addition, it can be used for RGB (Red, Green, Blue) lighting and other multi-channel LED systems. The LED driver has two adjustment modes for dimming. The first is linear dimming which is ideal for applications where precise control of lighting brightness is required. The second is burst dimming which is suitable for applications where accurate lighting control is not needed.

Overall, the TLC5949PWPR LED driver is a great solution for LED lighting applications. It is versatile, cost-effective, and provides a wide range of dimming options for precise lighting control.

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