NCP1339EDR2G

NCP1339EDR2G Product Details

Product Overview

The NCP1339EDR2G is a high-performance PWM controller designed by ON Semiconductor for use in high-power AC-DC switching power supplies. It offers a combination of high integration, low standby power, and ease of design, making it suitable for a wide range of power management applications. The controller includes features like frequency foldback, valley switching, and overvoltage protection, providing an efficient solution for power conversion with minimal electromagnetic interference (EMI). It is optimized for flyback topologies and ensures high energy efficiency and reliability, particularly in consumer electronics and industrial power systems.

Key Features and Advantages

• Frequency Foldback: Reduces switching frequency under light-load conditions to improve efficiency and minimize power losses.

• Valley Switching: Minimizes EMI by switching at the valley of the voltage waveform, reducing noise and enhancing efficiency.

• Overvoltage Protection (OVP): Provides safety mechanisms to prevent damage due to excessive voltage spikes.

• Low Standby Power: Optimized for applications where low standby power consumption is critical, ensuring energy-saving in idle modes.

• Current-Mode Control: Enhances stability and simplifies loop design, making it easier to manage the power supply system.

• Wide Input Voltage Range: Ensures compatibility with various input power sources, making it versatile across different applications.

Specifications

Application Areas

The NCP1339EDR2G PWM controller is used in a variety of power supply systems, particularly those requiring high efficiency and low power consumption. Typical application areas include:

• Consumer Electronics: Used in power supplies for devices like televisions, desktop computers, and chargers where efficient power management and low standby consumption are crucial.

• Industrial Power Systems: Applied in industrial control systems and power supplies for automated machinery, benefiting from the wide voltage range and robust protection features.

• LED Lighting Systems: The low standby power and valley switching capabilities make this controller ideal for efficient, high-power LED lighting solutions.

• Communication Equipment: Supports power conversion in networking and telecommunications devices, where consistent power management is essential.

Usage Scenarios

• Home Electronics: In products like set-top boxes, home theater systems, or smart appliances, the NCP1339EDR2G helps maintain energy efficiency by minimizing power consumption when the device is idle.

• Industrial Automation: Power supplies in factory automation systems benefit from the controller’s robust protection features, ensuring consistent performance and minimal downtime in challenging environments.

• Telecommunication Systems: This component provides efficient power management in telecommunications infrastructure, helping to power equipment such as base stations and routers.

Shipping and Logistics

• DHL Express: DHL offers fast and reliable international shipping, ideal for urgent deliveries. They provide comprehensive tracking and are widely available globally.

• FedEx International Priority: Known for guaranteed delivery times, FedEx is suitable for priority shipments, particularly for industrial and commercial clients.

• UPS Worldwide Express: UPS provides secure, reliable shipping with competitive rates. It’s a good option for customers needing guaranteed speed and high-level tracking.

• TNT Express: A cost-effective solution with slightly longer delivery times compared to DHL or FedEx, suitable for less time-sensitive shipments.

• EMS (Express Mail Service): A budget-friendly international shipping option, typically slower than express couriers but reliable for standard deliveries.

Frequently Asked Questions (FAQs)

1. What is the typical application for the NCP1339EDR2G?
   This controller is commonly used in AC-DC flyback power supplies, including those in consumer electronics, LED lighting, and industrial power systems.

2. What protection features are included?
   The NCP1339EDR2G includes overvoltage, overcurrent, and thermal protection, making it robust for high-reliability applications.

3. Does the NCP1339EDR2G support energy-saving modes?
   Yes, it features frequency foldback and low standby power, optimizing efficiency in light-load conditions and reducing energy consumption in idle states.

4. What is the maximum switching frequency?
   The maximum switching frequency is 65 kHz, making it suitable for a wide range of switching power supply applications.

5. What packaging options are available?
   The NCP1339EDR2G comes in an SOIC-8 surface-mount package, suitable for automated assembly in industrial applications.