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The PTH04000WAZ is a power module that provides a compact, efficient way to supply power to low-voltage circuitry, particularly for embedded systems. It is a step-down (buck) DC-DC converter with features that allow for high efficiency and ease of use. Functions - Step-Down DC-DC Conversion: Converts a higher input voltage to a lower output voltage. - High Efficiency: Typically greater than 90% efficiency under normal operating conditions. - Adjustable Output Voltage: The output voltage can be adjusted through external resistor dividers. - Wide Input Voltage Range: Accepts input voltages typically in the range of 7 to 28V. - Integrated Protection Features: Includes short-circuit protection, thermal shutdown, and output voltage protection. Applications - Embedded Systems: Ideal for powering processors, FPGAs, and other digital devices in embedded applications. - Communication Equipment: Can be used in networking devices and telecommunications equipment. - Industrial Equipment: Suitable for automated systems, control circuits, and datalogging devices. - Consumer Electronics: Used in various consumer electronic products requiring stable low-voltage power. Alternative Parts - Texas Instruments PTH04000WAZ (different output voltages): Variations available with different preset output voltages. - Murata OKR-T/3-W12-C: Similar DC-DC converters for similar applications. - RECOM R-78E5.0-1.0: Another alternative that provides a non-isolated buck regulator solution. - Vicor DCM3623: An alternative that often provides higher power density and efficiency. Embedded Modules Texas Instruments provides various modules that integrate the PTH04000WAZ and simplify prototyping: - Power Modules Evaluation Boards: Evaluation boards that feature the PTH04000WAZ for testing and development. - TI’s Power Management Solutions: Other modules that can be combined in multi-output setups for more complex power needs. Q&A 1. Q: What is the typical output voltage of the PTH04000WAZ? A: The PTH04000WAZ is adjustable, with a typical output range from 1.2V to 5.5V, depending on external resistors. 2. Q: Can the PTH04000WAZ handle high input voltages? A: Yes, it can accept input voltages in the range of 7V to 28V, making it suitable for a variety of applications. 3. Q: What kind of efficiency can I expect from the PTH04000WAZ? A: The module typically operates at over 90% efficiency under standard load conditions. 4. Q: What type of applications is the PTH04000WAZ best suited for? A: It is ideal for embedded systems, communication devices, industrial equipment, and consumer electronics requiring low-voltage power. 5. Q: Are there safety features integrated into the PTH04000WAZ? A: Yes, it includes short-circuit protection, thermal shutdown, and output voltage protection for enhanced safety in various operating conditions.