Maxim Integrated MAX1723EZK+T Step-Up DC-DC Converter

The MAX1723EZK+T from Maxim Integrated is a high-efficiency, compact, step-up DC-DC converter designed for powering portable devices. Ideal for battery-powered applications, this converter operates from a minimum input voltage of 0.7V, making it perfect for single-cell or dual-cell battery systems. The MAX1723EZK+T is part of Maxim's extensive range of power management ICs, renowned for their reliability and performance.

Key Features:

• Input Voltage Range: Operates from 0.7V to 5.5V, suitable for single-cell AA or AAA batteries, as well as Li-ion cells.
• Adjustable Output: The output voltage can be adjusted up to 5.5V, allowing flexibility across various applications.
• High Efficiency: Up to 96% efficiency with its synchronous rectification and 1.5MHz fixed-frequency operation, minimizing power loss during conversion.
• Quiescent Current: Low quiescent current of 30µA, which is beneficial for extending battery life in portable devices.
• Package: Available in a compact 5-pin SOT-23 package, ideal for space-constrained applications.
• Thermal Protection: Built-in thermal shutdown protection ensures the device operates within safe temperature ranges.
• Load Disconnect: Features a true load disconnect which isolates the load from the battery when the device is shut down.

Applications:

The MAX1723EZK+T is versatile and can be used in various applications, including:

• Portable Media Players
• Wireless Headsets
• Handheld Devices
• Bluetooth® Accessories
• Personal Medical Devices
• Energy Harvesting Systems

Ordering Information:

The product is available in tape and reel form, facilitating easy integration into automated manufacturing processes. The "+T" suffix indicates the tape and reel packaging option, which is suitable for high-volume production environments.

Conclusion:

Maxim Integrated's MAX1723EZK+T is an efficient and flexible solution for designers looking to maximize battery life while minimizing space in their portable and wearable device designs. Its low input voltage capability, coupled with high efficiency and compact form factor, make it an excellent choice for a wide range of power management applications.