The UCC28880DR is an integrated circuit (IC) component manufactured by Texas Instruments. It is a high-performance active power factor correction (PFC) controller that operates in critical conduction mode (CRM). Here is an overview and key features of the UCC28880DR:
1. Active Power Factor Correction (PFC): The UCC28880DR is designed to improve the power factor of power supplies, ensuring compliance with industry standards and regulations. It actively corrects the power factor by sensing input voltage and current waveforms.
2. Critical Conduction Mode (CRM):
The IC operates in critical conduction mode, which allows it to maximize efficiency and minimize electromagnetic interference (EMI). CRM operation results in reduced switching losses.
3. Wide Input Range:
The UCC28880DR can handle a wide input voltage range, typically from 85V AC to 265V AC. This makes it suitable for universal input power supplies used in various applications.
4. High Efficiency:
The IC provides high efficiency power factor correction, reducing power losses and improving overall energy efficiency of the system. This helps lower operating costs and enhances system reliability.
5. Low Standby Power:
The UCC28880DR features a low standby power mode, minimizing power consumption when the system is in standby or idle mode. It helps meet energy efficiency requirements and regulatory standards.
6. Protection Features:
The IC offers comprehensive protection features to ensure safe and reliable operation
