Texas Instruments

UC3825QTR

UC3825QTR Description

The UC3825QTR is a highly versatile and advanced transistor driver IC designed for power management applications. Manufactured by Texas Instruments, this IC is part of the Power Management Integrated Circuit (PMIC) category and is known for its robust performance and extensive control features. The UC3825QTR is housed in a Surface Mount package, specifically in a Tape & Reel (TR), format making it suitable for automated assembly processes.

This IC is designed to operate within a supply voltage range of 8.4V to 30V, providing flexibility in various power supply configurations. It supports a switching frequency range of 340kHz to 460kHz, which is ideal for applications requiring high efficiency and compact design. The UC3825QTR offers a maximum duty cycle of 85%, ensuring efficient power delivery and control.

UC3825QTR Features

The UC3825QTR boasts several unique features that set it apart from similar models:

• Output Type: Transistor Driver
• Output Configuration: Positive
• Number of Outputs: 2
• Control Features: Current Limit, Enable, Frequency Control, Ramp, Soft Start
• Output Phases: 1
• Operating Temperature: 0°C to 70°C (TA)
• Moisture Sensitivity Level (MSL): 2 (1 Year)
• Compliance: REACH Unaffected, ROHS3 Compliant
• Package: Tape & Reel (TR)

The UC3825QTR also includes essential control features such as current limiting, enabling, frequency control, ramp control, and soft start, which enhance its performance and reliability. These features make it an ideal choice for applications requiring precise power management and control.

UC3825QTR Applications

The UC3825QTR is well-suited for a variety of power management applications due to its versatile design and robust features. Some specific use cases include:

• Switching Power Supplies: Ideal for high-efficiency power supplies that require precise control and regulation.
• DC-DC Converters: Suitable for applications where compact design and high efficiency are critical.
• Battery Chargers: Provides the necessary control features for safe and efficient battery charging.
• Industrial Power Systems: Can be used in various industrial applications where reliable power management is essential.

Conclusion of UC3825QTR

The UC3825QTR from Texas Instruments is a comprehensive solution for power management applications. Its advanced control features, wide operating voltage range, and high switching frequency make it an excellent choice for a variety of power-related tasks. Despite being marked as obsolete, the UC3825QTR remains a reliable and efficient option for power management, offering significant advantages over similar models. Its compliance with REACH and RO3HS standards ensures that it meets the necessary environmental and safety requirements. For applications requiring precise control and high efficiency, the UC3825QTR is an ideal choice.