The MAX1680ESA+ is a highly efficient, compact, step-up DC-DC converter from Maxim Integrated, designed to deliver a stable and reliable power supply for battery-powered devices. This versatile converter is ideal for applications requiring a higher voltage output from a lower voltage source, making it a perfect choice for portable electronics, hand-held devices, and other space-constrained applications.

Key Features

• Input Voltage Range: The MAX1680ESA+ operates with an input voltage range of 1.1V to 5.5V, making it suitable for single-cell or multi-cell battery configurations, or even standard 3.3V or 5V power supplies.
• Adjustable Output Voltage: Users can set the output voltage from 1.25V up to a maximum of 12V to accommodate a wide variety of power requirements.
• High Efficiency: With a typical efficiency of 87%, this converter minimizes power loss, thereby extending battery life in portable applications.
• Low Quiescent Current: The device features a low quiescent current of 110µA, which is crucial for battery-powered applications where power conservation is a priority.
• Small Package: The MAX1680ESA+ is available in a small 8-pin SOIC package, allowing for a compact design footprint.
• Integrated Oscillator: An internal 170kHz fixed-frequency oscillator reduces the need for external components and simplifies the circuit design.

Applications

The MAX1680ESA+ is versatile and can be used in a variety of applications, including:

• Portable Computers
• Cell Phones
• Medical Instruments
• Personal Digital Assistants (PDAs)
• Digital Cameras
• Handheld Instruments

The MAX1680ESA+ step-up converter is engineered to meet the demands of modern portable devices, offering a high-efficiency solution for power supply design. Its ease of integration and user-configurable output voltage make it a versatile choice for designers looking to optimize their power management systems.