Texas Instruments

UCC3808APWTR-1

UCC3808APWTR-1 Description

The UCC3808APWTR-1 is a power management integrated circuit (PMIC) designed by Texas Instruments, a leading manufacturer in the electronics industry. This device is categorized under Power Management (PMIC) and is specifically designed for offline switch-mode power supplies. The UCC3808APWTR-1 is housed in an 8TSSOP package and is available in a Tape & Reel (TR) format, making it suitable for surface mount applications.

This IC features a switching frequency of 1MHz, which allows for high efficiency and compact design in power supply systems. It operates with a supply voltage range of 8.3V to 15V and has a startup voltage of 12.5V. The duty cycle is set at 49%, ensuring stable and reliable performance. The UCC3808APWTR-1 also offers isolated output, which is crucial for safety and performance in various applications.

UCC3808APWTR-1 Features

• Frequency Control: The UCC3808APWTR-1 includes frequency control features that enable precise regulation of the switching frequency, enhancing the overall efficiency and stability of the power supply.
• High Switching Frequency: With a switching frequency of 1MHz, this IC allows for the use of smaller inductors and capacitors, resulting in a more compact and cost-effective design.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 8.3V to 15V, making it versatile for various power supply applications.
• Isolated Output: The isolated output feature ensures safety and reliability, particularly in applications where galvanic isolation is required.
• Moisture Sensitivity Level (MSL) 2 (1 Year): This indicates that the component is suitable for use in environments with moderate humidity, ensuring long-term reliability.
• Compliance: The UCC3808APWTR-1 is REACH unaffected and RoHS3 compliant, meeting the stringent environmental and regulatory standards of the electronics industry.

UCC3808APWTR-1 Applications

The UCC3808APWTR-1 is ideal for a variety of applications where efficient power management is required. Some specific use cases include:

• Offline Power Supplies: Ideal for applications requiring a compact and efficient offline power supply, such as consumer electronics, home appliances, and small-scale industrial equipment.
• Adaptive Voltage Control: Suitable for systems that require adaptive voltage control, ensuring optimal performance and energy efficiency.
• Isolated Power Systems: Perfect for applications where galvanic isolation is necessary, such as medical devices, telecommunications equipment, and industrial control systems.

Conclusion of UCC3808APWTR-1

The UCC3808APWTR-1 by Texas Instruments is a robust and versatile power management IC designed for high efficiency and reliability in offline switch-mode power supplies. Its high switching frequency, wide supply voltage range, and isolated output make it suitable for a variety of applications. The device's compliance with REACH and RoHS3 standards ensures that it meets the environmental and regulatory requirements of the modern electronics industry. Although the product is now obsolete, its unique features and performance benefits make it a valuable component in legacy systems and for specific applications where its characteristics are still highly desirable.