UCC28084DR

The UCC28084DR is a high-performance, two-phase interleaved boost controller designed for power supply applications, particularly in fields requiring high efficiency and precise output regulation. It operates in continuous conduction mode (CCM) and features a peak current mode control scheme, which enhances transient response and stability.
Key features include a wide input voltage range, programmable switching frequency, and integrated soft start for improved startup behavior. The UCC28084DR also incorporates advanced protection features like over-voltage protection (OVP), under-voltage lockout (UVLO), and current limiting, ensuring reliable operation in various conditions.
This device is suitable for applications such as LED drivers, communication systems, and renewable energy systems, where efficiency and performance are critical. Its interleaved architecture helps reduce input and output ripple currents, improving overall system performance. The UCC28084DR is available in a compact package, making it ideal for space-constrained designs.

The UCC28084DR is a high-performance, digital power factor correction (PFC) controller from Texas Instruments. Its key features include:
1. Average Current Mode Control: Ensures stable operation and improved transient response.
2. High Efficiency: Designed for high efficiency in power conversion applications, supporting up to 98% efficiency.
3. Wide Input Voltage Range: Accommodates a broad input voltage range, typically from 90V to 265V AC.
4. Integrated Protection Features: Includes overvoltage, undervoltage, and overcurrent protections to enhance reliability.
5. Programmable Switching Frequency: Allows flexibility in design with adjustable switching frequencies for optimized performance.
6. Digital Control: Offers advanced control algorithms for enhanced performance and ease of integration.
7. Power Factor Correction: Achieves near-unity power factor, improving energy efficiency and compliance with standards.
8. Low Standby Power Consumption: Minimizes energy use in standby mode.
9. Thermal Regulation: Supports thermal management to prevent overheating.
These features make the UCC28084DR suitable for various applications including LED drivers, industrial power supplies, and consumer electronics.

The UCC28084DR is packaged in a 16-pin HTQFP (Thin Quad Flat Pack) form factor. This package type is designed for efficient heat dissipation and compact PCB placement.

The UCC28084DR is a dual-phase, interleaved PFC (Power Factor Correction) controller from Texas Instruments. It has a total of 20 pins.
Key functions include:
1. Control: It regulates the output voltage by adjusting the duty cycle of the PWM signals for the power stage.
2. Current Sense: It provides current sensing for each phase to ensure balanced operation and over-current protection.
3. Phase Interleaving: It features interleaving capability to reduce input and output ripple.
4. Compensation: Built-in compensation networks for stability and performance.
5. Startup Control: It manages soft start and prevents inrush current.
6. Fault Protection: Includes features like over-voltage and under-voltage lockout.
The device is commonly used in applications requiring high efficiency and power factor correction, such as in industrial power supplies and renewable energy systems.

The UCC28084DR is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing products. The company serves various markets, including industrial, automotive, communications, and personal electronics, providing solutions for power management, signal processing, and microcontrollers. Texas Instruments is known for its innovation in semiconductor technology and is a significant player in the electronics industry, focusing on enhancing energy efficiency and performance in electronic designs.

The UCC28084DR is a digital power factor correction (PFC) controller primarily used in applications such as power supplies for servers, telecommunications, industrial equipment, and renewable energy systems. It is designed for efficiency in AC-DC converters, enabling high power factor and low total harmonic distortion (THD). Additionally, it finds use in LED drivers and battery chargers, where efficient power management and regulation are critical.

The UCC28084DR is a high-performance, interleaved PFC controller. Equivalent products include the NCP1654 from ON Semiconductor, L6563 from STMicroelectronics, and the LTC1922 from Analog Devices. These alternatives offer similar functionalities like power factor correction and interleaving capabilities, but always check specific features and specifications for compatibility with your application.