LT1244CN8#PBF

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Introduction

The LT1244CN8#PBF is an integrated high voltage AC/DC converter designed for offline applications. It features a high input voltage range of up to 265VAC, making it ideal for a variety of applications. It is suitable for applications such as LED drivers, AC/DC power supplies, PoE applications, and other power systems.

Features

• Wide input voltage range of up to 265VAC.
• High efficiency of up to 95%.
• Accurate current limit and overload protection.
• Integrated PFC controller.
• No need for external PFC circuitry.
• Low EMI performance.

Application Fields

The LT1244CN8#PBF has a wide range of applications in AC/DC power supplies, LED lighting, PoE applications, and other power systems. It can be used in both AC and DC applications, ranging from 12V to 48V. It is also suitable for use in integrated circuits and systems, such as DC/DC converters, AC/DC converters, power factor correction, and other applications.

Working Principle

The LT1244CN8#PBF utilizes a closed loop topology, allowing it to operate more efficiently and reliably over a wide range of input and output voltages and currents. It features a PFC controller integrated on-chip, eliminating the need for external PFC circuitry. The PFC controller ensures that the power factor is always regulated accurately, resulting in a low input current harmonic distortion.

The LT1244CN8#PBF also provides over-current, over-temperature, and short-circuit protection, helping to ensure the safety of the system and its components. Additionally, it has the ability to limit the power and energy into the system, ensuring that the output voltage remains within safe limits, even in the case of short-term overloads.

Conclusion

To sum up, the LT1244CN8#PBF is an integrated high efficiency AC/DC converter designed for offline applications. It features a wide input voltage range and can be used in both AC and DC applications. It also includes a PFC controller integrated on-chip, providing efficient and accurate power factor regulation. Additionally, the device offers various protection and limiting features, ensuring the system\'s safety and reliability.

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