Texas Instruments

UC2825QG3  

DC DC Switching Controllers

UC2825QG3 Description

The UC2825QG3 is a transistor driver designed for DC-DC switching controllers, manufactured by Texas Instruments. This obsolete component is housed in a tube package and features a surface mount mounting type, making it suitable for a variety of electronic applications. The UC2825QG3 operates within a supply voltage range of 8.4V to 30V and supports a switching frequency range of 340kHz to 460kHz. It is REACH unaffected and RoHS3 compliant, ensuring it meets environmental standards. With a moisture sensitivity level (MSL) of 2 (1 year), it is well-suited for environments with moderate humidity.

UC2825QG3 Features

The UC2825QG3 offers several key features that enhance its performance and versatility:

• Output Type: Transistor Driver
• Output Configuration: Positive
• Number of Outputs: 2
• Control Features: Current Limit, Enable, Frequency Control, Ramp, Soft Start
• Duty Cycle (Max): 80%
• Output Phases: 1
• Clock Sync: No
• Synchronous Rectifier: No
• Package: Tube
• Base Product Number: UC2825

These features provide robust control capabilities, making the UC2825QG3 ideal for applications requiring precise power management. The current limit and soft start features ensure stable operation and protect against overcurrent conditions. Frequency control and ramp functions allow for fine-tuning of the switching frequency, optimizing efficiency and performance.

UC2825QG3 Applications

The UC2825QG3 is well-suited for a range of applications, particularly in power supply design and DC-DC conversion. Its ability to operate within a wide voltage range and provide precise control makes it ideal for:

• Power Supplies: For computers, servers, and other electronic devices
• DC-DC Converters: In automotive electronics, telecommunications, and industrial control systems
• Battery Chargers: For portable devices and uninterruptible power supplies (UPS)

The UC2825QG3's control features and switching frequency range make it a versatile choice for applications requiring high efficiency and reliability. Its surface mount package also facilitates integration into compact and high-density designs.

Conclusion of UC2825QG3

The UC2825QG3, despite being an obsolete model, remains a reliable choice for DC-DC switching controller applications. Its comprehensive control features, wide operating voltage range, and robust performance characteristics make it a valuable component for power supply and converter designs. While newer models may offer additional features, the UC2825QG3's proven track record and compatibility with existing systems ensure it continues to serve as a dependable solution in the electronics industry.

UC2825QG3 Documents

Download datasheets and manufacturer documentation for UC2825QG3