UCC28089DR

The UCC28089DR is a high-performance, integrated controller designed for power factor correction (PFC) applications, specifically in offline power supplies. It utilizes a continuous conduction mode (CCM) and operates with a peak current control technique, which enhances efficiency and reduces total harmonic distortion (THD) in line currents.
Key features include a wide input voltage range, support for interleaved operation, and integrated protection mechanisms such as under-voltage lockout, over-voltage protection, and over-temperature protection. The UCC28089DR also offers flexibility in design with adjustable switching frequency and phase management capabilities, making it suitable for high-efficiency applications like LED drivers, adapters, and server power supplies.
Its compact package and advanced control algorithms make it an ideal choice for engineers looking to optimize efficiency, reduce system size, and comply with stringent electrical standards.

The UCC28089DR is a high-performance, digital power controller designed for isolated and non-isolated power converters. Key features include:
1. Wide Input Voltage Range: Supports various input voltages, making it suitable for multiple applications.
2. Digital Control: Utilizes advanced digital control techniques for improved efficiency and dynamic response.
3. Power Factor Correction (PFC): Integrated PFC capability enhances system efficiency and compliance with regulatory standards.
4. Current Mode Control: Provides excellent line and load regulation, ensuring stable output voltages.
5. Integrated PWM Generation: Features built-in pulse-width modulation to control the output voltage and current accurately.
6. Multi-Phase Capability: Supports multi-phase operation for higher power applications, improving thermal performance and reducing component size.
7. Protection Features: Includes over-voltage, over-current, and thermal protection mechanisms to ensure system reliability.
8. Programmable Soft-Start: Facilitates a smooth startup to minimize inrush currents and stress on components.
These features make the UCC28089DR suitable for applications like power supplies, LED drivers, and industrial power systems.

The UCC28089DR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) form factor.

The UCC28089DR is a dual-phase, interleaved PFC (Power Factor Correction) controller from Texas Instruments. It features a 28-pin TSSOP package.
The primary functions of the UCC28089 include controlling the input current of a power supply to ensure compliance with power factor regulations, voltage regulation, and providing a seamless transition between different modes of operation. Key pins include:
- VCC (Pin 2): Supply voltage input.
- GND (Pin 10): Ground reference.
- COMP (Pin 5): Compensation pin for error amplifier.
- CSN/ CSP (Pins 3, 4): Current sense inputs for monitoring inductor current.
- SW (Pin 14): Switch node for the power stage.
- PWM (Pin 11): PWM output for driving MOSFETs.
- ISN/ISP (Pins 6, 7): Input sense pins for voltage feedback.
- FREQ (Pin 15): Frequency setting pin.
These functionalities enable efficient power conversion while minimizing harmonic distortion, making it ideal for applications requiring high efficiency and precise control.

The UCC28089DR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in the design and production of a wide range of analog and digital semiconductor devices, including integrated circuits (ICs), microcontrollers, and processors. The company is known for its innovations in signal processing, power management, and embedded processing, serving diverse markets such as automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to advancing technology and providing solutions that enhance performance and efficiency across various applications.

The UCC28089DR is a digital controller for power factor correction (PFC) and can be used in various applications, including AC-DC converters, industrial power supplies, LED drivers, consumer electronics, and renewable energy systems. Its features enable efficient energy conversion, compliance with regulations, and improved system performance in applications requiring high efficiency and low harmonic distortion.

The UCC28089DR is a high-performance active clamp flyback controller. Equivalent products include:
1. LTC3861 - High efficiency synchronous buck controller.
2. NCP1200 - Low standby power, flyback controller.
3. LM5021 - High voltage flyback controller.
4. ISL6741 - Synchronous flyback controller with advanced features.
Always verify specifications for compatibility in your application.