Texas Instruments

TL2843DRE4  

DC DC Switching Controllers

TL2843DRE4 Description

The TL2843DRE4 is a versatile power management integrated circuit (PMIC) designed by Texas Instruments, catering to a wide range of power conversion applications. This IC is specifically tailored for controlling various power supply topologies such as boost, flyback, and forward converters. The TL2843DRE4 is housed in a surface-mount 14SOIC package, making it suitable for compact and high-density designs.

TL2843DRE4 Features

The TL2843DRE4 offers several notable features that set it apart from similar models in the market:

• Transistor Driver Output: The IC is designed to drive transistors efficiently, ensuring robust performance in power conversion circuits.
• Positive Output Configuration: This configuration simplifies the design process and enhances compatibility with various downstream components.
• Wide Switching Frequency Range: With a frequency range up to 500kHz, the TL2843DRE4 can accommodate a variety of applications requiring different switching speeds.
• Broad Supply Voltage Range: The IC operates within a supply voltage range of 7.6V to 30V, providing flexibility in power supply design.
• Compliance and Reliability: The TL2843DRE4 is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. Additionally, its moisture sensitivity level (MSL) is 1 (unlimited), making it suitable for storage and handling in various environments.
• Frequency Control: The IC includes frequency control features, allowing designers to optimize the switching frequency for efficiency and performance.
• High Duty Cycle: With a maximum duty cycle of 97%, the TL2843DRE4 can achieve high power transfer efficiency, which is crucial for applications requiring high power output.
• Single-Output Design: The single-output configuration simplifies the control circuitry and reduces complexity in multi-phase designs.
• Packaging: The IC is available in a tape and reel (TR) package, facilitating automated assembly processes and ensuring high reliability in manufacturing.

TL2843DRE4 Applications

The TL2843DRE4 is ideal for a variety of applications due to its versatile design and robust performance:

• Power Supplies: Suitable for designing efficient power supplies in various electronic devices, including computers, servers, and industrial equipment.
• Adaptive Voltage Controllers: The frequency control and wide switching range make it suitable for adaptive voltage controllers that require dynamic adjustments.
• DC-DC Converters: The IC can be used in DC-DC converters for applications requiring high efficiency and compact design.
• Telecommunications: Ideal for telecom equipment where reliable power management is crucial.
• Consumer Electronics: Suitable for consumer electronics that require efficient power conversion and compact design.

Conclusion of TL2843DRE4

The TL2843DRE4 from Texas Instruments is a highly versatile and reliable power management IC, offering a wide range of features and benefits. Its ability to support multiple topologies, broad voltage range, and high switching frequency make it an excellent choice for a variety of power conversion applications. The IC's compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing. Whether used in power supplies, adaptive voltage controllers, or DC-DC converters, the TL2843DRE4 provides a robust and efficient solution, making it a standout choice in the power management IC market.

TL2843DRE4 Documents

Download datasheets and manufacturer documentation for TL2843DRE4

Datasheets :

TL284x, TL384x