Texas Instruments

UCC3818N  

Power Factor Correction ICs

UCC3818N Description

The UCC3818N is a high-performance, average current mode, Power Factor Correction (PFC) controller IC designed and manufactured by Texas Instruments. This device operates within a wide temperature range of 0°C to 70°C, making it suitable for various applications. It features a switching frequency range of 6kHz to 220kHz, which allows for flexible design options. The UCC3818N is designed to work with a supply voltage of 12V to 17V and has a startup current of 150 µA. It is packaged in a 16-DIP tube, making it suitable for through-hole mounting.

UCC3818N Features

• Average Current Mode Operation: The UCC3818N operates in average current mode, providing superior line regulation and reducing the need for additional components.
• Wide Operating Temperature Range: With an operating temperature range of 0°C to 70°C, the UCC3818N can be used in various environments.
• Flexible Switching Frequency: A switching frequency range of 6kHz to 220kHz allows for design flexibility and optimization.
• Wide Supply Voltage Range: The UCC3818N can operate with a supply voltage of 12V to 17V, making it suitable for a wide range of applications.
• Low Startup Current: A low startup current of 150 µA reduces power consumption during startup.
• Through-Hole Mounting: The 16-DIP tube package allows for through-hole mounting, providing a reliable and secure connection.
• REACH Unaffected and RoHS3 Compliant: The UCC3818N is compliant with REACH regulations and RoHS3 standards, ensuring environmental and health safety.

UCC3818N Applications

The UCC3818N is ideal for various applications where power factor correction is required, such as:

1. AC-DC Power Supplies: The UCC3818N can be used in AC-DC power supplies to improve power factor and efficiency.
2. UPS Systems: This device can be used in Uninterruptible Power Supply (UPS) systems to maintain power quality and efficiency.
3. Telecommunications Equipment: The UCC3818N can be used in telecommunications equipment to ensure reliable power supply and improve power factor.
4. Industrial Control Systems: This device can be used in industrial control systems to maintain power quality and efficiency.

Conclusion of UCC3818N

The UCC3818N is a versatile and high-performance PFC controller IC from Texas Instruments. Its unique features, such as average current mode operation, wide operating temperature range, and flexible switching frequency, make it an ideal choice for various applications requiring power factor correction. With its compliance with REACH and RoHS3 standards, the UCC3818N ensures environmental and health safety while providing reliable performance.

UCC3818N Documents

Download datasheets and manufacturer documentation for UCC3818N

PCN Assembly/Origin :

Mult Dev 13/Apr/2023      

Datasheets :

UCC2817/18, UCC3817/18      

PCN Obsolescence/ EOL :

EOL 21/Sept/2023