MP2451DT-LF-Z

The MP2451DT-LF-Z is a high-frequency (2MHz) step-down switching regulator from Monolithic Power Systems (MPS). It integrates an internal high-side high-voltage power MOSFET and provides a single 0.6A (or less) highly efficient output with current mode control for fast loop response.

Key Features:

• Wide Input Range: The MP2451DT-LF-Z supports a wide input voltage range of 3.3V to 36V, making it suitable for various power supply applications, including automotive input environments.
• High Efficiency: The device achieves high power conversion efficiency over a wide load range by scaling down the switching frequency at light load conditions to reduce switching and gate driving losses. It also employs advanced complementary synchronous rectification technology to further enhance efficiency.
• Precision Output Voltage Regulation: The MP2451DT-LF-Z offers precise output voltage regulation, enabling it to stabilize the required voltage output and meet the needs of various precision electronic devices.
• Protection Features: It includes over-temperature protection and short-circuit protection to safeguard the system from abnormal conditions such as excessive temperature and short circuits, ensuring reliable and fault-tolerant operation.
• Compact Size and High Integration: The MP2451DT-LF-Z adopts advanced packaging technology, resulting in a compact form factor and high integration level. This facilitates the design of compact power supply systems and improves overall system performance.
• Low Shutdown Current: With a shutdown mode quiescent current of 3μA, the device is suitable for battery-powered applications where low power consumption is critical.

Applications:

• Communications: The MP2451DT-LF-Z can be used in various communication equipment, such as base stations, wireless routers, and communication terminals, providing stable power output to ensure the normal operation of these devices.
• Automotive Electronics: It is widely applied in automotive electronic systems, including automotive power management modules, in-car entertainment systems, and navigation systems, providing reliable power support for vehicles.
• Industrial Control: The MP2451DT-LF-Z is suitable for various industrial control devices, such as industrial automation equipment, robots, and industrial power supply modules, offering efficient and stable power conversion functionality.
• Consumer Electronics: It is also commonly found in consumer electronics products, such as tablets, smart home devices, and game consoles, providing reliable power management functions for these devices.

In summary, the MP2451DT-LF-Z is a versatile and efficient DC-DC converter chip suitable for a wide range of power supply applications. Its compact size, high integration, and advanced protection features make it an ideal choice for designers looking to optimize power management in their systems.