Texas Instruments

UCC28085DR  

AC DC Converters, Offline Switches

UCC28085DR Description

The UCC28085DR is a highly efficient, offline switch-mode push-pull controller designed for power management applications. Manufactured by Texas Instruments, this IC is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8SOIC package. The UCC28085DR is designed for surface mount applications, ensuring ease of integration into modern electronic designs. It is currently in an active product status, indicating its reliability and continued support from the manufacturer.

UCC28085DR Features

The UCC28085DR offers a range of technical specifications and performance benefits that make it a standout choice for power management applications. Key features include:

• Frequency Control: The UCC28085DR provides precise frequency control, ensuring stable and efficient operation across a wide range of input conditions.
• Current Limiting: Integrated fault protection through current limiting helps safeguard the device and connected components from overcurrent conditions, enhancing reliability and longevity.
• Switching Frequency Range: With a switching frequency range of 50kHz to 1MHz, the UCC28085DR can be optimized for various applications, balancing efficiency and performance.
• Supply Voltage Range: The device operates within a supply voltage range of 8.3V to 15V, making it suitable for a variety of power supply designs.
• Start-Up Voltage: A start-up voltage of 12.5V ensures reliable operation even in systems with varying input voltages.
• Duty Cycle: The UCC28085DR has a fixed duty cycle of 49%, which simplifies design and ensures consistent performance.
• Output Isolation: The device offers isolated output, enhancing safety and reducing the risk of electrical interference.
• Compliance and Packaging: The UCC28085DR is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It is packaged in a tape & reel (TR) format, facilitating automated assembly processes.

UCC28085DR Applications

The UCC28085DR is ideal for a variety of applications where efficient power management is critical. Specific use cases include:

• Power Supplies: The UCC28085DR is well-suited for designing efficient power supplies, particularly in offline applications where high efficiency and reliability are paramount.
• Adapters and Chargers: Its wide operating voltage range and current limiting features make it an excellent choice for adapters and chargers, ensuring safe and efficient power delivery.
• Consumer Electronics: The device can be used in consumer electronics where compact size, high efficiency, and reliable performance are required.
• Industrial Applications: The robust design and fault protection features of the UCC28085DR make it suitable for industrial applications where durability and reliability are essential.

Conclusion of UCC28085DR

The UCC28085DR from Texas Instruments is a versatile and reliable offline switch-mode push-pull controller that offers a range of features and benefits for power management applications. Its precise frequency control, current limiting, and wide switching frequency range make it an excellent choice for a variety of applications, from power supplies to consumer electronics. The device's compliance with environmental and safety standards, along with its surface mount packaging, ensures ease of integration and long-term reliability. For designers seeking a high-performance, efficient, and reliable power management solution, the UCC28085DR is an ideal choice.

UCC28085DR Documents

Download datasheets and manufacturer documentation for UCC28085DR

Datasheets :

UCC28083-86, UCC38083-86      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018