LT3517EFE#PBF

The LT3517EFE#PBF is a PMIC – LED driver designed by Linear Technology Corporation (Linear Tech). This is one of their Power Management IC (PMIC) series, which is commonly used in portable devices and automotive applications. The LT3517EFE#PBF is specially designed for driving LEDs with its high efficiency, low noise operation, and low cost. It is capable of delivering up to 10 W of output power in a tiny SOT-23-6 package.

The LT3517EFE#PBF is a constant-current LED driver controller with an input voltage range of 4.5V to 28V. Its features include constant current regulation, current sensing, frequency modulation, and thermal protection. The circuit uses a voltage-mode control topology, which makes the control circuitry simple. In addition, its constant-current control makes it ideal for applications where precise LED brightness control is desired. Furthermore, the frequency modulation feature allows for smooth dimming of LEDs.

One of the major advantages of using the LT3517EFE#PBF is its high efficiency, with efficiencies up to 94%. This is mainly due to its low operating frequency and its internal MOSFETs. Furthermore, it has a low noise operation, with a typical noise reduction of around 3dB. Additionally, its low cost makes it ideal for high-volume production applications.

The LT3517EFE#PBF is ideal for a wide range of applications, such as automotive lighting, general lighting, accent lighting, landscape lighting, and signage applications. Additionally, it can be used in portable applications such as mobile phones, digital cameras, and PDAs. Moreover, it can be used in power tools and medical applications.

In conclusion, the LT3517EFE#PBF is a highly efficient, low-noise, and low-cost PMIC – LED driver. Its various features such as constant current regulation, current sensing, frequency modulation, and thermal protection make it ideal for a wide range of applications.