The MAX17551ATB+T from Maxim Integrated is a high-efficiency, synchronous, step-down DC-DC converter designed for a wide range of applications. Its compact size and high reliability make it suitable for space-constrained, battery-powered devices, as well as for general-purpose point-of-load (POL) power supplies.

Key Features

• Wide Input Voltage Range: The device operates from a 4V to 42V input, making it ideal for automotive, industrial, and high-voltage battery-operated systems.
• Adjustable Output Voltage: The output voltage is adjustable from 0.9V up to 90% of the input voltage, providing versatility for different design requirements.
• High Efficiency: With up to 92% efficiency, the MAX17551ATB+T minimizes energy loss, thus extending battery life in portable applications.
• Small Package: Available in a compact 10-pin TDFN (3mm x 3mm) package, it requires minimal board space and is suitable for dense PCB layouts.
• Peak Current Mode Control: This feature provides fast transient response and eases loop stabilization.

Applications

The versatile nature of the MAX17551ATB+T makes it well-suited for a variety of applications, including:

• Automotive infotainment and navigation systems
• Industrial control and automation systems
• Power supplies for FPGAs, DSPs, and microprocessors
• Portable and battery-operated equipment

Technical Specifications

The MAX17551ATB+T offers a comprehensive set of technical specifications:

• Frequency Synchronization
• Programmable Soft-Start
• Overcurrent and Overtemperature Protection
• Low Shutdown Current of 2µA (typ)
• External Synchronization from 300kHz to 2.2MHz

With its robust design and feature set, the MAX17551ATB+T step-down converter from Maxim Integrated is an excellent choice for designers looking to optimize power efficiency and space in their next project.