Texas Instruments

UCC2809P-2  

AC DC Converters, Offline Switches

UCC2809P-2 Description

The UCC2809P-2 is an advanced power management integrated circuit (PMIC) designed by Texas Instruments, a leading manufacturer in the electronics industry. This IC is specifically tailored for offline switch applications with multiple topologies, including Boost, Flyback, and Forward. The UCC2809P-2 is housed in a surface-mount package, ensuring ease of integration into modern electronic designs. It operates within a supply voltage range of 8V to 19V and features a switching frequency of up to 1MHz, making it suitable for high-frequency applications.

UCC2809P-2 Features

• Topology Flexibility: The UCC2809P-2 supports Boost, Flyback, and Forward topologies, providing designers with the flexibility to choose the most appropriate configuration for their specific application needs.
• Frequency Control and Soft Start: This IC includes frequency control and soft start features, which enhance system stability and reduce inrush currents during startup, thereby prolonging the lifespan of the power supply.
• High Switching Frequency: With a switching frequency of 1MHz, the UCC2809P-2 enables the use of smaller inductors and capacitors, leading to more compact and efficient power supply designs.
• Wide Supply Voltage Range: The UCC2809P-2 operates within a supply voltage range of 8V to 19V, making it suitable for a wide range of input voltage conditions.
• High Duty Cycle: The IC supports a duty cycle of up to 70%, allowing for efficient power transfer and reduced power loss.
• Output Isolation: The UCC2809P-2 offers isolated output, ensuring safety and reliability in applications where galvanic isolation is required.
• Compliance and Reliability: The UCC2809P-2 is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 2, ensuring reliability in various environmental conditions.

UCC2809P-2 Applications

The UCC2809P-2 is ideal for a variety of applications where high efficiency, compact design, and reliability are paramount. Some specific use cases include:

• Consumer Electronics: Ideal for power supplies in devices such as televisions, monitors, and home appliances, where space constraints and efficiency are critical.
• Industrial Equipment: Suitable for power supplies in industrial control systems, where high reliability and isolation are necessary.
• Telecommunications: Applicable in power supplies for base stations and networking equipment, where high-frequency operation and compact design are essential.
• Medical Devices: Appropriate for medical imaging equipment and diagnostic tools, where isolated power supplies are required for patient safety.

Conclusion of UCC2809P-2

The UCC2809P-2 by Texas Instruments is a versatile and efficient power management IC that offers significant advantages over similar models. Its wide range of supported topologies, high switching frequency, and extensive compliance with industry standards make it a reliable choice for a variety of applications. The UCC2809P-2 is particularly well-suited for applications requiring compact, high-efficiency power supplies with isolated outputs. Its robust design and compliance with environmental regulations ensure long-term reliability and sustainability.

UCC2809P-2 Documents

Download datasheets and manufacturer documentation for UCC2809P-2

PCN Assembly/Origin :

VSSOP Devices 12/May/2022      

Datasheets :

UCC1809-1/-2, UCC2809-1/-2, UCC3809-1/-2      

UNKNOWN TYPE :

8-VSSOP      

HTML Datasheet :

UCC1809-1/-2, UCC2809-1/-2, UCC3809-1/-2