The LM25117PMH/NOPB is a high-performance, feature-rich, synchronous buck controller designed by Texas Instruments for modern power supply solutions. This advanced controller is engineered to manage point-of-load applications that demand high efficiency, compact size, and precise voltage regulation.

Key Features

• Voltage Range: The device operates over an input voltage range of 4.5V to 42V, making it versatile for a wide array of applications including industrial, automotive, and telecommunications power systems.
• Current Mode Control: It employs current-mode control to provide simple external compensation and flexible component selection.
• Adjustable Switching Frequency: The LM25117PMH/NOPB allows for an adjustable switching frequency from 50 kHz to 750 kHz, which can be synchronized to an external clock to reduce electromagnetic interference (EMI).
• Integrated MOSFET Drivers: The device includes robust integrated MOSFET drivers that support a wide range of output currents, providing design flexibility and reducing external component count.
• Thermal Performance: Housed in a power-enhanced 20-pin TSSOP package, it offers excellent thermal performance suitable for high-power applications.
• Protection Features: Comprehensive protection features include thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, and output overvoltage protection, ensuring the longevity and reliability of the power supply.

Applications

• Automotive infotainment and telematics
• Industrial control systems
• Telecommunication equipment
• Point-of-load applications

Product Benefits

The LM25117PMH/NOPB is a robust solution that offers designers the flexibility to meet stringent power requirements, with the added benefit of reducing design complexity and improving power density. Its high level of integration, coupled with advanced protection features, ensures that end products powered by the LM25117PMH/NOPB can achieve high performance with enhanced reliability.

For engineers looking for a power management solution that combines efficiency, versatility, and reliability, the LM25117PMH/NOPB from Texas Instruments is an excellent choice.