FAN54511AUCX

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The FAN54511AUCX is a Battery Charger Regulator, a controller IC that combines a power management and battery charging circuit. It is a low cost three windings flyback converter with single phase power and current limiting, ideal for medium power applications such as mobile phones, tablets and portable devices. The FAN54511AUCX has a wide input voltage range of 5V to 25V, adjustable output current of 0-5A and a wide output voltage range of 0.9V to 16.5V.

The FAN54511AUCX adopts the Active ORing technology with common architecture of PFM/PWM synchronous rectification buck switching power supply and has better efficiency and beyond the limitations of traditional dual synchronous MOSFETs flyback control ICs. The FAN54511AUCX can detect the output voltage to optimize the output voltage step and minimize the stress of the power elements in the system. It has realized multiple protection functions such as output over current protection, output over voltage protection, LV protection and thermal protection. In addition, it also has features like ripple voltage adjustment, voltage drop-out limitation setting and soft start.

In addition, the FAN54511AUCX has reduced external parts and low component cost, which can reduces the system cost. It can be used in systems with different power sources such as 5V USB, DC source, etc. Additionally, the device can integrate a power path manager that controls main switching management and two stage fast charging. The FAN54511AUCX can adjust the output current and output voltage to match different requirement from the load, which to protect the system from the over current and over voltage.

The FAN54511AUCX is suitable for applications such as digital cameras, portable devices including handheld electronics, power banks, battery chargers and portable medical equipment, as well as other DC-DC applications. It is ideal for custom applications as its wide input voltage, adjustable current, wide output range and other industry-standard safety requirements offer increased design flexibility.

In summary, the FAN54511AUCX is a powerful and cost-effective battery charger regulators with multiple protection functions. It is low cost, highly efficient and designed to protect the system from any over-current or over-voltage conditions, while also providing controllability, flexibility and improved design features. Its wide range of features and functions make it an ideal choice for a variety of applications.

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