Texas Instruments

UCC35702DTR

UCC35702DTR Description

The UCC35702DTR is a highly versatile transistor driver designed for a wide range of power management applications. Manufactured by Texas Instruments, this integrated circuit (IC) is part of the Power Management (PMIC) category and is housed in a 14SOIC package. It is designed to operate within a supply voltage range of 8.8V to 15V and supports a switching frequency of up to 100kHz. The UCC35702DTR is capable of positive output configuration and isolation, making it suitable for various topologies including Boost, Flyback, and Forward Converter designs.

UCC35702DTR Features

• Transistor Driver Output Type: The UCC35702DTR is specifically designed as a transistor driver, ensuring efficient and reliable control over power transistors.
• Positive, Isolation Capable Output Configuration: This feature allows for versatile circuit design, supporting both positive output and isolation capabilities.
• 100kHz Switching Frequency: The high switching frequency enables faster response times and improved efficiency in power conversion applications.
• 8.8V to 15V Supply Voltage Range: This wide voltage range provides flexibility in power supply design, accommodating various input voltage levels.
• Current Limit, Frequency Control, Sequencing, Soft Start Control Features: These advanced control features enhance the reliability and performance of the IC, ensuring smooth operation and protection against overcurrent and other anomalies.
• 99% Maximum Duty Cycle: The high maximum duty cycle allows for efficient power transfer and minimal energy loss.
• 1 Output Phase and 1 Number of Outputs: The single output phase and single output configuration simplify design and reduce complexity.
• Surface Mount Mounting Type: The surface mount package is ideal for compact and high-density PCB designs.
• Clock Sync Capability: This feature ensures synchronization with other system components, improving overall system performance and stability.
• Operating Temperature Range: The UCC35702DTR operates reliably within a temperature range of 0°C to 70°C, making it suitable for a variety of environmental conditions.
• Moisture Sensitivity Level (MSL) 2 (1 Year): This indicates the IC's robustness against moisture, ensuring long-term reliability.
• Obsolete Product Status: While the UCC35702DTR is marked as obsolete, it remains a reliable choice for applications where its specific features are required.
• REACH Unaffected and ROHS3 Compliant: These compliance statuses ensure that the product meets environmental and safety standards, making it suitable for use in various regions.

UCC35702DTR Applications

The UCC35702DTR is ideal for a variety of power management applications, particularly those requiring efficient power conversion and control. Some specific use cases include:

• Boost Converters: The UCC35702DTR's high switching frequency and wide voltage range make it suitable for boosting lower input voltages to higher output levels.
• Flyback Converters: Its isolation capability and versatile output configuration support efficient power conversion in isolated power supply designs.
• Forward Converters: The IC's control features and high duty cycle ensure efficient power transfer in forward converter applications.
• General Power Management: The UCC35702DTR's comprehensive control features, including current limit, frequency control, sequencing, and soft start, make it a versatile choice for general power management applications.

Conclusion of UCC35702DTR

The UCC35702DTR from Texas Instruments is a robust and versatile transistor driver designed for efficient power management. Its wide supply voltage range, high switching frequency, and advanced control features make it an excellent choice for a variety of power conversion applications. Despite its obsolete status, the UCC35702DTR remains a reliable option for applications requiring its specific capabilities. Its compliance with environmental and safety standards further enhances its suitability for use in various industries.