Texas Instruments

UC2823AQ

UC2823AQ Description

The UC2823AQ is a versatile transistor driver designed for power management applications, manufactured by Texas Instruments. This integrated circuit (IC) is part of the Power Management (PMIC) category and is known for its robust performance and reliability. The UC2823AQ is housed in a 20-pin PLCC package and is suitable for surface mount applications. It features a wide supply voltage range of 8.4V to 22V, making it adaptable for various power supply configurations. The IC operates within a switching frequency range of 400kHz to 1MHz, providing flexibility for different power conversion requirements.

UC2823AQ Features

The UC2823AQ offers several key features that enhance its functionality and performance:

• Output Type: Transistor Driver
• Output Configuration: Positive
• Frequency - Switching: 400kHz to 1MHz
• Voltage - Supply (Vcc/Vdd): 8.4V to 22V
• Control Features: Current Limit, Frequency Control, Ramp, Soft Start
• Duty Cycle (Max): 100%
• Output Phases: 1
• Number of Outputs: 1
• Synchronous Rectifier: No
• Clock Sync: No
• Moisture Sensitivity Level (MSL): 2 (1 Year)
• Package: Tube
• Product Status: Obsolete
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

These features make the UC2823AQ a reliable choice for applications requiring precise control and efficient power management. The inclusion of current limit, frequency control, ramp, and soft start functionalities ensures stable and safe operation under varying load conditions.

UC2823AQ Applications

The UC2823AQ is ideal for a range of applications where efficient power conversion and control are essential. Some specific use cases include:

• Switching Power Supplies: The wide supply voltage range and high switching frequency make it suitable for designing compact and efficient power supplies.
• DC-DC Converters: The IC's ability to handle a broad range of input voltages and its control features make it a strong candidate for DC-DC conversion applications.
• Battery Chargers: The current limit and soft start features ensure safe and reliable charging of batteries.
• Motor Drives: The robustness and control features of the UC2823AQ make it suitable for driving small motors in various electronic devices.

Conclusion of UC2823AQ

The UC2823AQ from Texas Instruments is a comprehensive solution for power management applications, offering a wide range of features and benefits. Its versatility in handling different supply voltages and switching frequencies makes it adaptable to various power conversion needs. The inclusion of advanced control features such as current limit and soft start ensures reliable and efficient operation. Despite being marked as obsolete, the UC2823AQ remains a valuable component for engineers and designers looking for a robust transistor driver. Its compliance with REACH and RoHS3 standards further underscores its suitability for modern electronics manufacturing.