Texas Instruments

UC2844DTR  

Power Supply Controllers, Monitors

UC2844DTR Description

The UC2844DTR is a high-performance PWM (Pulse Width Modulation) controller designed for a wide range of power management applications. Manufactured by Texas Instruments, this IC is part of the UCx84x series and is specifically tailored for isolated flyback converters. The UC2844DTR is packaged in a 14-SOIC format and is available in a Tape & Reel (TR) configuration, making it suitable for automated surface-mount assembly processes.

This PWM controller operates within a supply voltage range of 12V to 28V and features a low supply current of 11 mA, ensuring efficient power usage. The UC2844DTR is compliant with REACH and ROHS3 standards, indicating its environmental safety and suitability for modern electronics manufacturing. Additionally, it has a Moisture Sensitivity Level (MSL) of 1, which means it can be stored indefinitely without requiring special handling.

UC2844DTR Features

The UC2844DTR offers several unique features that set it apart from similar models in the market:

• Wide Operating Voltage Range: The ability to operate between 12V and 28V makes the UC2844DTR versatile and suitable for various power supply designs.
• Low Supply Current: With a supply current of only 11 mA, the UC2844DTR ensures minimal power consumption, enhancing overall system efficiency.
• Surface Mount Packaging: The 14-SOIC package and Tape & Reel (TR) format facilitate easy integration into modern PCB designs, supporting high-volume production.
• Environmental Compliance: Compliance with REACH and ROHS3 standards ensures that the UC2844DTR is free from hazardous substances, making it suitable for environmentally conscious applications.
• Moisture Sensitivity Level 1: The UC2844DTR can be stored indefinitely without special handling, reducing the risk of moisture-related damage during storage and transportation.

UC2844DTR Applications

The UC2844DTR is ideal for a variety of power management applications, particularly those requiring isolated flyback converters. Some specific use cases include:

• Power Supplies: The UC2844DTR is well-suited for designing efficient power supplies for consumer electronics, telecommunications equipment, and industrial control systems.
• Adaptive Voltage Controllers: Its wide operating voltage range and low supply current make it ideal for adaptive voltage control applications where power efficiency is critical.
• Isolated Flyback Converters: The UC2844DTR's PWM control capabilities are optimized for isolated flyback converters, ensuring reliable and efficient power conversion in various electronic systems.

Conclusion of UC2844DTR

The UC2844DTR from Texas Instruments is a robust PWM controller designed for isolated flyback converters. Its wide operating voltage range, low supply current, and surface-mount packaging make it a versatile and efficient choice for power management applications. The UC2844DTR's compliance with environmental standards and its moisture sensitivity level of 1 further enhance its suitability for modern electronics manufacturing. Whether used in power supplies, adaptive voltage controllers, or isolated flyback converters, the UC2844DTR offers reliable performance and significant advantages over similar models, making it a preferred choice for engineers and designers in the electronics industry.

UC2844DTR Documents

Download datasheets and manufacturer documentation for UC2844DTR

Datasheets :

UC1842-45, UC2842-45, UC3842-45      

Other Related Documents :

Power Management Guide      

HTML Datasheet :

UC1842-45, UC2842-45, UC3842-45      

PCN Design/Specification :

US18/28/38 DataSheet Update 4/Jan/2017