Texas Instruments

UCC3808AD-1  

AC DC Converters, Offline Switches

UCC3808AD-1 Description

The UCC3808AD-1 is a high-performance offline switch-mode power supply controller designed for a wide range of power management applications. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8SOIC package. It features a surface mount mounting type, making it suitable for compact and space-constrained designs. The UCC3808AD-1 is actively supported by Texas Instruments, ensuring ongoing availability and technical support.

UCC3808AD-1 Features

The UCC3808AD-1 offers several key features that make it a standout choice for power management applications:

• Frequency Control: The device includes frequency control capabilities, allowing for precise regulation of the switching frequency. This feature helps in optimizing the efficiency and performance of the power supply.
• High Switching Frequency: With a switching frequency of 1MHz, the UCC3808AD-1 can achieve high efficiency and reduced component size, making it ideal for applications requiring compact designs.
• Wide Input Voltage Range: The UCC3808AD-1 operates with a supply voltage range of 8.3V to 15V, providing flexibility in power supply design and ensuring reliable operation across a variety of input conditions.
• Low Start-Up Voltage: The device has a low start-up voltage of 12.5V, enabling it to initiate operation with minimal input voltage, which is crucial for applications with limited power sources.
• Duty Cycle Control: The UCC3808AD-1 supports a duty cycle of 49%, allowing for precise control over the power delivery and ensuring stable output under varying load conditions.
• Output Isolation: The device provides isolated output, which is essential for applications requiring electrical isolation between the input and output to ensure safety and reliability.
• Compliance and Safety: The UCC3808AD-1 is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.

UCC3808AD-1 Applications

The UCC3808AD-1 is well-suited for a variety of applications due to its robust features and performance benefits:

• Power Supplies: Ideal for use in offline switch-mode power supplies, where high efficiency and compact design are critical.
• Adapters and Chargers: Suitable for applications such as AC-DC adapters and chargers, where the device's high switching frequency and wide input voltage range ensure reliable and efficient power delivery.
• Consumer Electronics: The UCC3808AD-1 is a good fit for consumer electronics that require a compact and efficient power management solution, such as televisions, monitors, and other home appliances.
• Industrial Equipment: The device's robustness and compliance with safety standards make it suitable for industrial applications where reliability and efficiency are paramount.

Conclusion of UCC3808AD-1

The UCC3808AD-1 from Texas Instruments is a versatile and high-performance offline switch-mode power supply controller. Its wide input voltage range, high switching frequency, and frequency control capabilities make it an excellent choice for a variety of power management applications. The device's compliance with environmental and safety standards, along with its low start-up voltage and duty cycle control, further enhance its suitability for demanding applications. Whether used in power supplies, adapters, consumer electronics, or industrial equipment, the UCC3808AD-1 offers reliable performance and efficient power management.

UCC3808AD-1 Documents

Download datasheets and manufacturer documentation for UCC3808AD-1

Datasheets :

UCC2808A-(1,2), UCC3808A-(1,2) Datasheet      

HTML Datasheet :

UCC2808A-(1,2), UCC3808A-(1,2) Datasheet      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018