Texas Instruments

UCC2808D-1G4  

AC DC Converters, Offline Switches

UCC2808D-1G4 Description

The UCC2808D-1G4 is an offline switch-mode push-pull controller designed for high-efficiency power conversion applications. Manufactured by Texas Instruments, this device is part of the Power Management (PMIC) category and is housed in an 8SOIC package. It is specifically engineered to provide reliable and efficient power management solutions in a variety of electronic systems.

UCC2808D-1G4 Features

• Frequency Control: The UCC2808D-1G4 features frequency control, allowing for precise regulation of the switching frequency at 1MHz. This high-frequency operation enables the use of smaller passive components, reducing the overall size and weight of the power supply.
• Wide Input Voltage Range: With a supply voltage range of 8.3V to 14V, the device is versatile and can accommodate a variety of input voltage levels, making it suitable for different power supply designs.
• Isolated Output: The controller provides isolated output, ensuring safety and reliability in applications where electrical isolation is critical.
• 50% Duty Cycle: The fixed 50% duty cycle ensures balanced operation of the push-pull topology, contributing to efficient power transfer and reduced switching losses.
• Low Start-Up Voltage: The low start-up voltage of 12.5V allows the device to begin operation with minimal input voltage, enhancing its suitability for applications with varying input conditions.
• Compliance and Reliability: The UCC2808D-1G4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.
• Surface Mount Technology: The surface mount package type facilitates easy integration into modern PCB designs, enabling compact and reliable power supply solutions.

UCC2808D-1G4 Applications

The UCC2808D-1G4 is ideal for applications requiring efficient power conversion and compact design. Specific use cases include:

• Adaptive Voltage Controllers: The device's wide input voltage range and frequency control make it suitable for adaptive voltage controllers that need to adjust output voltage based on varying input conditions.
• Power Supplies for Consumer Electronics: The high-frequency operation and isolated output make it a good fit for power supplies in consumer electronics, where size and safety are critical factors.
• Industrial Power Modules: The robust design and compliance with environmental standards make it suitable for industrial power modules that require reliable and efficient power conversion.
• Telecommunications Equipment: The device's ability to operate within a wide voltage range and its compliance with industry standards make it ideal for power supplies in telecommunications equipment.

Conclusion of UCC2808D-1G4

The UCC2808D-1G4 from Texas Instruments is a highly efficient and versatile offline switch-mode push-pull controller. Its combination of high-frequency operation, wide input voltage range, isolated output, and compliance with environmental standards makes it an excellent choice for a variety of power management applications. The device's surface mount package and low start-up voltage further enhance its suitability for modern electronic designs. Whether used in adaptive voltage controllers, consumer electronics, industrial power modules, or telecommunications equipment, the UCC2808D-1G4 offers reliable performance and significant advantages over similar models.

UCC2808D-1G4 Documents

Download datasheets and manufacturer documentation for UCC2808D-1G4

Datasheets :

UCC2808-1/2, UCC3808-1/2      

HTML Datasheet :

UCC2808-1/2, UCC3808-1/2