Product Overview: LM25117QPSQX from Texas Instruments

The LM25117QPSQX is a highly versatile and robust power management integrated circuit (PMIC) designed and manufactured by Texas Instruments (TI), a leader in semiconductor solutions. This advanced synchronous buck controller is part of TI's extensive portfolio of voltage regulators, offering efficient power conversion for a wide range of applications.

Key Features

• Wide Input Voltage Range: The LM25117QPSQX operates over a broad input voltage range from 4.5V to 42V, making it suitable for handling various power supply conditions and accommodating different system requirements.
• Adjustable Output Voltage: This device provides an adjustable output voltage that can be set from 0.6V to 90% of the input voltage, offering flexibility for different load demands.
• High-Efficiency Synchronous Buck Operation: Its synchronous buck topology ensures high efficiency, which is critical for reducing heat dissipation and improving system reliability.
• Integrated MOSFET Drivers: The LM25117QPSQX includes built-in drivers for high-side and low-side N-channel MOSFETs, streamlining the design and reducing external component count.
• Programmable Switching Frequency: The switching frequency of the device can be programmed between 50 kHz and 750 kHz, allowing designers to optimize the performance for specific applications.
• Protection Features: It incorporates several protection features like thermal shutdown, current limit, and under-voltage lockout (UVLO), enhancing the safety and durability of the end application.

Applications

The LM25117QPSQX is ideal for a variety of applications that require stable and efficient voltage regulation. It is commonly used in automotive systems, industrial platforms, telecommunications equipment, and portable electronics. Its robust design ensures reliable operation in harsh environments, making it a preferred choice for automotive power supplies, industrial power controls, and other mission-critical applications.

Package and Quality

This PMIC is available in a compact 24-pin QFN package, which is designed for space-constrained applications. The device is also part of TI's automotive-grade product offerings, which means it meets stringent quality and reliability standards required for automotive applications.

For detailed specifications, application notes, and support tools, designers and engineers are encouraged to visit the Texas Instruments website or contact their local TI representative.