The MAX1673ESA+TG05 is a high-efficiency, compact, step-up DC-DC converter from Maxim Integrated, designed to provide a reliable power solution for battery-powered devices. Its integrated features and robust performance make it an excellent choice for portable electronics that require a higher voltage output from a lower voltage source.

Key Features

• Input Voltage Range: The device operates from a low input voltage range of 0.7V to 5.5V, making it suitable for single-cell, multi-cell, or Alkaline/NiMH battery-powered applications.
• Adjustable Output: The output voltage is adjustable up to 28V, which allows for a wide range of uses in different circuit designs.
• High Efficiency: With an efficiency of up to 95%, the MAX1673ESA+TG05 minimizes power loss, thus extending battery life in portable devices.
• Low Quiescent Current: The device features a low quiescent current, which is crucial for battery-powered applications where conserving power is essential.
• No External Schottky Diode Required: The internal synchronous rectifier eliminates the need for an external Schottky diode, reducing the overall component count and saving board space.
• Small Package: The MAX1673ESA+TG05 comes in a small 8-pin SO package, making it ideal for space-constrained applications.

Applications

The versatility of the MAX1673ESA+TG05 allows it to be used in a variety of applications, including:

• Portable Electronics
• PDAs and Mobile Phones
• Wireless Mice and Keyboards
• GPS Devices
• Handheld Instruments
• Small LCD Panels

Technical Specifications

Overall, the MAX1673ESA+TG05 step-up DC-DC converter is a powerful, flexible solution for designers looking to optimize the power management in their battery-powered devices. Its high efficiency, low quiescent current, and adjustable output voltage make it a valuable addition to any portable electronic product.