The Maxim Integrated MAX668EUB-T is a high-performance, pulse-width modulated (PWM), step-up (boost) controller that is designed to drive an external MOSFET for a compact, efficient, and versatile power conversion solution. This device is ideal for a range of applications, including distributed power systems, portable devices, and telecom/networking equipment, where a higher voltage is required from a lower voltage source.

Key Features

• Wide Input Voltage Range: The device operates from a 1.8V to 28V input voltage range, making it suitable for various applications, including battery-powered devices.
• Adjustable Output Voltage: The output voltage is adjustable up to 28V, providing flexibility in design for specific application needs.
• High Efficiency: The MAX668EUB-T features a low quiescent current and high efficiency, which is crucial for maximizing battery life in portable applications.
• Frequency Synchronization: It allows for synchronizing the switching frequency to an external clock, reducing noise and potential interference in sensitive electronic systems.
• Internal Soft-Start: An internal soft-start function limits inrush current during startup, providing a smoother power-up sequence and reducing stress on the power source.

Applications

• Portable Electronics
• Telecom/Networking Equipment
• Distributed Power Systems
• Battery-Powered Devices

Package and Availability

The MAX668EUB-T comes in a compact, 10-pin µMAX package, which is highly suitable for space-constrained applications. The small footprint of the package does not compromise its power capability and efficiency, making it a preferred choice for designers looking to minimize board space without sacrificing performance. As a testament to its reliability and performance, the MAX668EUB-T is RoHS compliant and lead(Pb)-free, adhering to environmental standards and ensuring a broad acceptance in various markets.

For detailed specifications, application circuits, and additional resources, designers and engineers are encouraged to consult the datasheet and technical documentation available from Maxim Integrated.