The LM25010Q1MH is a high-voltage, high-performance switching regulator designed for automotive and industrial applications. It is a monolithic integrated circuit that provides all the active functions necessary for a step-down (buck) switching regulator. The device is specifically designed to operate from a wide input voltage range, making it suitable for automotive applications where voltage transients are common.

Applications

• Automotive power supplies
• Industrial power supplies
• Battery chargers
• Point-of-load regulators
• Distributed power systems
• Telecommunications equipment

Features

• Wide input voltage range: 6V to 42V
• High efficiency: Up to 90%
• Adjustable output voltage
• Integrated high-side MOSFET
• Current-mode control
• Frequency synchronization
• Thermal shutdown protection
• Overvoltage protection
• Short-circuit protection
• AEC-Q100 qualified for automotive applications

Benefits

• High Efficiency: The LM25010Q1MH's high efficiency minimizes power dissipation and heat generation, leading to improved system reliability and reduced cooling requirements.
• Wide Input Voltage Range: The wide input voltage range makes it suitable for automotive applications where voltage transients are common.
• Small Solution Size: The integrated high-side MOSFET and current-mode control reduce the number of external components required, resulting in a smaller solution size.
• Robust Protection Features: Thermal shutdown, overvoltage protection, and short-circuit protection ensure reliable operation and prevent damage to the regulator and connected components.
• AEC-Q100 Qualified: The device is AEC-Q100 qualified, ensuring it meets the rigorous requirements of automotive applications.

Additional Details

The LM25010Q1MH utilizes current-mode control to provide excellent line and load regulation. The switching frequency is adjustable and can be synchronized to an external clock. The device also features a soft-start function to limit inrush current during startup. The operating temperature range is typically -40°C to +125°C. The device is available in a thermally enhanced HTSSOP package. The output voltage is adjustable using external resistors. The device is specifically designed to meet the demanding requirements of automotive applications, providing a robust and reliable power supply solution.