Unitrode Tariff Inquiry

UCC28501N

UCC28501N Description

The UCC28501N is a high-performance Power Factor Correction (PFC) IC designed for applications requiring efficient power conversion and control. Manufactured by Unitrode, this device operates in Average Current Mode and is optimized for a wide range of power supply applications. The UCC28501N features a switching frequency range of 80kHz to 120kHz, ensuring high efficiency and reduced electromagnetic interference (EMI). It is designed to operate with a supply voltage between 9.7V and 18V, making it suitable for various input voltage conditions.

The UCC28501N is packaged in a Through Hole configuration, which is ideal for applications requiring robust mechanical stability and ease of integration into existing systems. This device is classified under the ECCN EAR99, indicating its availability for general export without specific restrictions. Additionally, it is REACH Unaffected, ensuring compliance with environmental regulations and standards.

UCC28501N Features

The UCC28501N offers several unique features that set it apart from similar models in the market:

• Average Current Mode Control: This mode ensures precise control of the output current, leading to improved power factor correction and reduced harmonic distortion.
• Wide Switching Frequency Range: The 80kHz to 120kHz frequency range allows for flexibility in design, enabling engineers to optimize the trade-off between efficiency and EMI.
• Low Startup Current: With a startup current of only 150 µA, the UCC28501N minimizes power consumption during startup, enhancing overall system efficiency.
• Robust Through Hole Mounting: The Through Hole mounting type provides mechanical stability and reliability, making it suitable for industrial and high-voltage applications.
• Wide Supply Voltage Range: The 9.7V to 18V supply voltage range ensures compatibility with a variety of power supply systems, enhancing the versatility of the device.
• Moisture Sensitivity Level (MSL) 3: This rating ensures the device can withstand up to 168 hours of exposure to moisture, making it suitable for applications in humid environments.

UCC28501N Applications

The UCC28501N is ideal for a variety of applications where high efficiency and precise power factor correction are crucial. Some specific use cases include:

• AC-DC Power Supplies: The UCC28501N is well-suited for power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure.
• High-Power LED Lighting: The device's ability to control average current makes it an excellent choice for driving high-power LEDs, ensuring consistent brightness and longevity.
• Uninterruptible Power Supplies (UPS): The UCC28501N's robust design and wide operating voltage range make it ideal for UPS systems, where reliability and efficiency are paramount.
• Solar Inverters: The device's high efficiency and precise control capabilities make it suitable for solar inverters, where power factor correction and minimal energy loss are critical.

Conclusion of UCC28501N

The UCC28501N is a versatile and high-performance PFC IC that offers significant advantages over similar models. Its wide switching frequency range, low startup current, and robust Through Hole mounting make it suitable for a variety of applications, from AC-DC power supplies to high-power LED lighting. The device's compliance with environmental regulations and its ability to operate within a wide supply voltage range further enhance its appeal. For engineers and designers seeking a reliable and efficient PFC solution, the UCC28501N is an excellent choice.