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Infineon Technologies TDA21472AUMA1 Environmental and export classification status description

The Infineon TDA21472AUMA1 is a dedicated driver IC designed for driving power MOSFETs in synchronous buck converter applications. It provides robust performance in terms of driving capacity, efficiency, and integrated features, making it suitable for a variety of power management applications in consumer electronics, computing, and industrial systems. Functions - High- and Low-Side Driver: The TDA21472AUMA1 can drive high-side and low-side N-channel MOSFETs effectively, ensuring synchronized operation in buck converter settings. - Integrated Bootstrap Circuit: It has an integrated bootstrap circuit that simplifies high-side MOSFET driving, allowing for efficient switching. - Adjustable Switching Frequency: The device supports adjustable switching frequencies, enabling designers to optimize for performance based on specific application needs. - Protection Features: Includes features such as under-voltage lockout (UVLO), overcurrent protection, and thermal shutdown for enhanced reliability. Applications - Power Supply Management: Ideal for DC-DC converters in applications such as: - Servers - Telecommunication Equipment - Consumer Electronics (e.g., laptops, TVs) - Point of Load Converters: Used in point-of-load converters to supply power to CPUs, GPUs, and FPGAs. - Battery Management Systems: Effective in systems that require efficient power conversion with high reliability. Alternative Parts - Infineon TDA21470: A similar driver IC that may be suitable for less demanding applications or if slightly different specifications are needed. - Texas Instruments UCC27211: A comparable driver IC that may serve as an alternative depending on specific application requirements. - Microchip MCP14A: Another alternative that may fulfill similar functions in power stage applications. Embedded Modules There may not be specific embedded modules that utilize the TDA21472AUMA1 directly, but it can be part of various power management solutions and development boards intended for buck converter designs. Many developers integrate it into custom PCBs or evaluation boards designed for power management applications. Related Q&A Q1: What is the primary use of the Infineon TDA21472AUMA1? A1: The primary use of the Infineon TDA21472AUMA1 is as a driver IC for synchronous buck converters, enabling efficient power management in applications such as consumer electronics and industrial power systems. Q2: What protection features does the TDA21472AUMA1 include? A2: The TDA21472AUMA1 includes under-voltage lockout (UVLO), overcurrent protection, and thermal shutdown features to ensure reliable operation and protect against fault conditions. Q3: Can the TDA21472AUMA1 be used in battery management systems? A3: Yes, the TDA21472AUMA1 is suitable for use in battery management systems where efficient power conversion is essential. Q4: What are some alternative parts to consider for the TDA21472AUMA1? A4: Alternatives to the TDA21472AUMA1 include the Infineon TDA21470, Texas Instruments UCC27211, and Microchip MCP14A, depending on the specific requirements of the application. Q5: How does the integrated bootstrap circuit in the TDA21472AUMA1 benefit high-side MOSFET driving? A5: The integrated bootstrap circuit simplifies the driving of high-side N-channel MOSFETs by providing the necessary gate voltage above the source voltage of the MOSFET, enabling efficient switching without requiring additional external components.