ON Semiconductor NCP1280DR2G Product Overview

The NCP1280DR2G is a versatile and efficient PWM controller from ON Semiconductor, designed to cater to a wide range of power applications. This innovative component is engineered to enhance the performance of power supplies by offering an optimal solution for switching regulators. Its primary use is in the design of low standby power, high-efficiency power supplies for a variety of electronic devices.

Key Features

• Current Mode Control: The NCP1280DR2G utilizes current mode control to provide superior transient response and simplified loop compensation.
• Adjustable Frequency: It offers an adjustable switching frequency that ranges from 65 kHz to 500 kHz, allowing designers to fine-tune the operation for specific applications.
• High-Voltage Startup: With an integrated high-voltage startup circuit, this PWM controller can be powered directly from the rectified mains, reducing the number of external components required.
• GreenPoint Technology: Thanks to ON Semiconductor's GreenPoint technology, the NCP1280DR2G is designed to meet the most stringent energy-saving standards, making it an eco-friendly choice for power supply design.
• Protection Features: It includes a comprehensive suite of protection features, such as overvoltage, overload, and short circuit protection, ensuring the reliability and safety of the end application.
• Frequency Foldback: The frequency foldback feature helps to improve the efficiency at light loads and provides a soft recovery from an overload condition.

Applications

The NCP1280DR2G is ideal for a variety of applications, including:

• AC-DC adapters for notebooks and printers
• Offline battery chargers
• Consumer electronics such as LCD TVs and game consoles
• Standby and auxiliary power supplies

Package and Availability

The NCP1280DR2G is offered in a compact SOIC-16 package, providing a space-saving solution for modern electronic equipment. It is available in tape and reel packaging, facilitating efficient assembly processes for high-volume production. With ON Semiconductor's commitment to quality, this PWM controller is a reliable choice for manufacturers looking to enhance the performance and efficiency of their power supply designs.