Texas Instruments

UCC3813N-3

UCC3813N-3 Description

The UCC3813N-3 is a versatile transistor driver designed by Texas Instruments, offering a range of benefits for various DC-DC switching controller applications. With a positive output configuration and a frequency switching of 31kHz, this product is well-suited for applications requiring high efficiency and performance. Despite being classified as obsolete, it remains a reliable choice for legacy systems or specific applications where modern alternatives may not be suitable.

UCC3813N-3 Features

• Output Type: Transistor Driver, designed to efficiently manage power output in switching applications.
• Output Configuration: Positive, ensuring compatibility with a wide range of power electronics systems.
• Product Status: Obsolete, indicating that while it remains functional, it is no longer in production.
• Frequency - Switching: 31kHz, providing a balance between efficiency and noise levels.
• REACH Status: REACH Unaffected, ensuring compliance with European chemical regulations.
• Voltage - Supply (Vcc/Vdd): 3.6V to 12V, offering flexibility in power supply requirements.
• RoHS Status: ROHS3 Compliant, adhering to the European Union's directive on the restriction of hazardous substances.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating that the product is not sensitive to moisture, which is crucial for long-term reliability.
• Operating Temperature: 0°C to 70°C (TA), allowing for operation in a wide range of environmental conditions.
• Synchronous Rectifier: No, simplifying the design without the need for synchronous rectification.
• Topology: Supports Boost, Flyback, and Forward Converter topologies, making it a versatile choice for various power conversion needs.
• Mounting Type: Through Hole, facilitating easy integration into existing PCB designs.
• Clock Sync: No, reducing complexity in systems where clock synchronization is not required.
• Number of Outputs: 1, suitable for single-output power conversion applications.
• Control Features: Frequency Control, allowing for precise regulation of the switching frequency.
• Duty Cycle (Max): 99%, ensuring high efficiency in power conversion.
• Output Phases: 1, indicating a single-phase output, which is ideal for many standard applications.
• HTSUS: 8542.39.0001, for customs and trade purposes.
• Package: Tube, providing a simple and cost-effective packaging solution.

UCC3813N-3 Applications

The UCC3813N-3 is ideal for applications where a reliable and efficient transistor driver is required, such as:

• Industrial Control Systems: For powering motors and other control elements in industrial settings.
• Telecommunications Equipment: To provide stable power supply to communication devices.
• Automotive Electronics: For various electronic systems within vehicles, such as infotainment and engine management systems.
• Power Supplies: In both standalone and integrated power supply units, where high efficiency and reliability are paramount.

Conclusion of UCC3813N-3

While the UCC3813N-3 is classified as obsolete, it remains a robust and reliable choice for applications that do not require the latest advancements in DC-DC switching controllers. Its versatility in topology support, wide operating voltage range, and compliance with environmental regulations make it suitable for a variety of legacy and specific power conversion needs. Despite its age, the UCC3813N-3 continues to offer performance benefits and unique features that can be advantageous in certain scenarios within the electronics industry.