Texas Instruments

UCC25701D  

AC DC Converters, Offline Switches

UCC25701D Description

The UCC25701D is a highly versatile and efficient offline switcher controller designed for a variety of power conversion applications. Manufactured by Texas Instruments, this controller supports multiple topologies including Boost, Flyback, and Forward, making it suitable for a wide range of power management tasks. The UCC25701D is packaged in a Tube format and features a Surface Mount mounting type, ensuring ease of integration into modern electronic designs.

This controller operates with a switching frequency of 700kHz, enabling high efficiency and compact design in power supplies. It is designed to work within a supply voltage range of 9V to 15V, ensuring compatibility with various power sources. The UCC25701D also features a duty cycle of up to 99%, maximizing power transfer efficiency.

UCC25701D Features

The UCC25701D offers several advanced control features that enhance its performance and reliability. Key features include:

• Soft Start: This feature ensures a smooth startup process, reducing inrush currents and protecting the power supply from potential damage.
• Synchronization: The ability to synchronize with external clocks allows for better control and coordination in multi-converter systems.
• Current Limiting: Integrated fault protection mechanisms such as current limiting safeguard the device against overcurrent conditions, ensuring robust operation.
• Wide Input Voltage Range: The UCC25701D can operate with a startup voltage as low as 13V, making it suitable for a variety of input voltage scenarios.

The UCC25701D is REACH unaffected and RoHS3 compliant, ensuring that it meets the highest environmental and safety standards. Its moisture sensitivity level (MSL) is rated at 1 (Unlimited), making it suitable for a wide range of manufacturing environments.

UCC25701D Applications

The UCC25701D is ideal for applications requiring high efficiency and reliability in power management. Its support for multiple topologies makes it suitable for:

• Adaptive Voltage Scaling: The ability to adjust the output voltage dynamically based on system requirements.
• Isolated Power Supplies: The UCC25701D's isolated output feature makes it perfect for applications where galvanic isolation is necessary to protect sensitive electronics.
• High-Frequency Power Conversion: The 700kHz switching frequency allows for compact and efficient power supply designs, ideal for space-constrained applications.

Conclusion of UCC25701D

The UCC25701D from Texas Instruments stands out as a highly capable and versatile offline switcher controller. Its support for multiple topologies, advanced control features, and robust fault protection mechanisms make it a reliable choice for a wide range of power management applications. The UCC25701D's compliance with environmental standards and its wide input voltage range further enhance its appeal. Whether used in adaptive voltage scaling, isolated power supplies, or high-frequency power conversion, the UCC25701D delivers outstanding performance and reliability, making it an excellent choice for engineers and designers in the electronics industry.

UCC25701D Documents

Download datasheets and manufacturer documentation for UCC25701D

Datasheets :

UCC1570x, 2570x, 3570x Series      

HTML Datasheet :

UCC1570x, 2570x, 3570x Series      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018