Texas Instruments

UC2844AD8TR  

Power Supply Controllers, Monitors

The Texas Instruments UC2844AD8TR is a high-performance, fixed-frequency, current-mode, step-down switching regulator controller that is designed to operate in a wide range of input voltage and output current conditions. It is available in an 8-pin SOIC package.

Description:

The UC2844AD8TR is a monolithic integrated circuit that provides a complete solution for step-down switching regulators. It includes an internal oscillator, error amplifier, reference voltage source, and protection features. The device operates at a fixed switching frequency of 500kHz, which allows for smaller external component sizes and improved efficiency.

Features:

1. Fixed 500kHz switching frequency
2. Wide input voltage range: 4.75V to 38V
3. Wide output current range: up to 5A
4. High efficiency: up to 93% efficiency
5. Internal soft-start and current limit protection
6. Thermal shutdown protection
7. External compensation for stability
8. Enable/disable control
9. 8-pin SOIC package

Applications:

The UC2844AD8TR is suitable for a wide range of step-down switching regulator applications, including:

1. Power supplies for industrial and consumer electronics
2. DC-DC converters for telecommunications equipment
3. Battery charging circuits
4. LED lighting applications
5. Automotive systems
6. Computer and peripheral power supplies

In summary, the Texas Instruments UC2844AD8TR is a versatile and efficient step-down switching regulator controller that offers a wide range of input voltage and output current capabilities. Its fixed switching frequency, high efficiency, and integrated protection features make it suitable for a variety of applications in industrial, consumer, and automotive markets.

UC2844AD8TR Documents

Download datasheets and manufacturer documentation for UC2844AD8TR

Datasheets :

UC1842A-45A, UC2842A-45A, UC3842A-45A      

HTML Datasheet :

UC1842A-45A, UC2842A-45A, UC3842A-45A      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018