The UCC28250PW from Texas Instruments is a sophisticated, feature-rich resonant mode controller designed for precision power conversion and energy management. This advanced PWM controller is tailored for use in a wide range of applications, including server power supplies, industrial power systems, renewable energy inverters, and telecommunications equipment.
Key Features
- Resonant Switching: The UCC28250PW is optimized for resonant mode operation, providing high efficiency and reduced electromagnetic interference (EMI) through zero-voltage switching (ZVS) and zero-current switching (ZCS) techniques.
- Wide Frequency Range: It supports a broad switching frequency range, allowing for flexible design choices to meet various application requirements.
- Advanced Control: This controller includes features such as programmable dead time, burst mode operation for light-load efficiency, and soft start capabilities to ensure smooth power-up sequences.
- Versatile Topologies: The UCC28250PW can be used in a variety of resonant converter topologies, such as series and parallel resonant, LLC, and phase-shifted full bridge, providing design flexibility.
- Protection Features: It incorporates a comprehensive suite of protection features including overcurrent, overvoltage, undervoltage lockout, and thermal shutdown to enhance system reliability and safety.
Technical Specifications
| Parameter |
Value |
| Package/Case |
16-TSSOP |
| Input Voltage |
10.5 V to 21 V |
| Operating Temperature |
-40°C to +140°C |
| Switching Frequency |
Up to 1 MHz |
With its robust design and advanced functionality, the UCC28250PW resonant mode controller from Texas Instruments stands out as a leading solution for engineers seeking to optimize their power conversion systems for efficiency, reliability, and performance.