Overview
The UCC28063D from Texas Instruments is a high-performance, dual-phase, continuous conduction mode (CCM) PFC controller designed for AC/DC power supplies. This IC is tailored for applications requiring high power factor correction, offering advanced features to optimize efficiency and reduce harmonic distortion. The UCC28063D is particularly suited for industrial, telecommunications, and server power supplies, where energy efficiency and reliability are critical. Its unique selling points include its dual-phase interleaved operation, which reduces input current ripple and improves overall system performance.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 85 to 265 | VAC | Wide range for universal input |
| Switching Frequency | Up to 250 | kHz | Adjustable for optimization |
| Operating Temperature | -40 to 125 | °C | Industrial-grade reliability |
| Package | SOIC-16 | Compact and industry-standard | |
| Power Factor Correction | >0.99 | High efficiency | |
| Control Method | Average Current Mode | Ensures stable operation | |
| Supply Voltage | 12 to 20 | V | Flexible power supply |
Key Features
- Dual-phase interleaved operation for reduced input current ripple.
- Advanced average current mode control for stable performance.
- Programmable switching frequency up to 250 kHz.
- Integrated soft-start and fault protection features.
- High power factor correction (>0.99) for improved efficiency.
Applications
The UCC28063D is widely used in high-power AC/DC power supply applications, including:
- Industrial Power Supplies: Ensures high efficiency and reliability in harsh environments.
- Telecommunications Equipment: Reduces harmonic distortion and improves power quality.
- Server and Data Center Power Supplies: Optimizes energy efficiency and minimizes heat generation.
- LED Lighting Drivers: Enhances power factor correction for energy-efficient lighting solutions.
Q & A
1. What is the primary function of the UCC28063D?
The UCC28063D is a dual-phase PFC controller designed to improve power factor correction in AC/DC power supplies.
2. What is the input voltage range of the UCC28063D?
The input voltage range is 85 to 265 VAC, making it suitable for universal input applications.
3. What is the maximum switching frequency supported?
The switching frequency can be programmed up to 250 kHz.
4. What package does the UCC28063D come in?
It is available in an SOIC-16 package.
5. What is the operating temperature range?
The operating temperature range is -40 to 125°C, ensuring reliability in industrial environments.
6. How does the dual-phase operation benefit the system?
Dual-phase operation reduces input current ripple and improves overall system efficiency.
7. What control method does the UCC28063D use?
It uses average current mode control for stable and reliable operation.
8. What is the power factor correction capability?
The UCC28063D achieves a power factor correction greater than 0.99.
9. Does the UCC28063D include protection features?
Yes, it includes integrated soft-start and fault protection features.
10. What are the typical applications of the UCC28063D?
Typical applications include industrial power supplies, telecommunications equipment, server power supplies, and LED lighting drivers.
