The ON Semiconductor NCP1339EDR2G is a cutting-edge, high-performance PWM controller designed for a wide range of power supply applications. This device integrates a fixed-frequency current-mode controller with a high-voltage startup circuit, making it an ideal solution for AC-DC power supplies, particularly in applications where efficiency and reliability are critical.

Key Features

• High-Voltage Startup Circuit: The NCP1339EDR2G is equipped with a high-voltage startup circuit that allows the device to quickly initiate operations, enhancing the overall efficiency of the power supply.
• Current-Mode Control: With its current-mode control, the device provides superior transient response and simplifies loop compensation compared to voltage-mode controllers.
• Frequency Foldback: The frequency foldback feature helps to improve the efficiency at light loads, which is crucial for meeting energy-saving standards.
• Auto-Recovery Overload Protection: The built-in overload protection automatically recovers, ensuring the power supply continues to operate even after a fault condition.
• Low Standby Power: The device is designed to consume minimal power in standby mode, contributing to the overall energy efficiency of the end product.

Applications

The NCP1339EDR2G is versatile and can be used in various applications including:

• Flat-panel television power supplies
• Desktop power supplies
• Adapters for notebooks and other portable devices
• Offline battery chargers

Quality and Reliability

ON Semiconductor is known for its commitment to quality and reliability. The NCP1339EDR2G, like all ON Semiconductor products, is subjected to rigorous testing and quality control measures to ensure that it meets the highest standards. This device is not only designed to perform but also to last, providing a dependable solution for power supply designs.

Environmental Compliance

The NCP1339EDR2G is RoHS compliant and lead-free, reflecting ON Semiconductor's dedication to environmental responsibility. By choosing this PWM controller, designers are making an eco-friendly choice for their power supply solutions.