Maxim Integrated MAX1605ETT+T Step-Up DC-DC Converter

The Maxim Integrated MAX1605ETT+T is a high-efficiency, compact, step-up DC-DC converter designed for portable electronic applications. This advanced power solution is ideal for devices that require a higher voltage output from a lower voltage source, such as single-cell, multi-cell batteries, or low-voltage power supplies. The MAX1605ETT+T is part of Maxim Integrated's extensive range of power management integrated circuits, renowned for their reliability and performance.

Key Features:

• Wide Input Voltage Range: The device can operate from an input voltage as low as 0.7V, making it suitable for single-cell battery-powered applications, and can support up to 5.5V, accommodating a variety of power sources.
• Adjustable Output Voltage: The output voltage is adjustable up to 28V, providing flexibility for different application requirements.
• High Efficiency: It features a high efficiency of up to 87%, reducing power loss and heat generation, which is critical for battery-powered devices.
• Low Quiescent Current: The quiescent current is as low as 25µA, which contributes to extended battery life in portable applications.
• Pulse-Frequency Modulation (PFM) Control: PFM control simplifies the design by eliminating the need for external compensation components and helps maintain high efficiency over a wide range of loads.
• Integrated MOSFET: The inclusion of an internal 0.5Ω N-channel MOSFET minimizes the need for external components, saving board space and reducing system complexity.
• Thermal Shutdown and Overcurrent Protection: Built-in safety features ensure the device operates within safe temperature and current limits, enhancing the reliability of the end product.

Applications:

The MAX1605ETT+T is versatile and can be used in a wide range of applications, including:

• Portable Media Players
• Wireless Headsets
• Personal Medical Devices
• GPS Receivers
• Handheld Instruments
• Backup Power Supplies

With its compact 6-pin TDFN package, the MAX1605ETT+T is suitable for space-constrained applications. Its performance and features make it an excellent choice for designers looking to enhance the efficiency and battery life of their portable and wearable devices.