The MAX682ESA-T from Maxim Integrated is a high-efficiency, low-noise, step-up DC-DC converter that is designed to provide a reliable power solution for applications requiring a compact, high-performance voltage conversion. This component is particularly suited for portable devices, as it enables the generation of a higher voltage from a lower voltage source, which is often the case with battery-powered equipment.

Key Features

• Input Voltage Range: The MAX682ESA-T operates with an input voltage range from 0.8V to 5.5V, making it versatile for various low-voltage sources including single-cell batteries.
• Adjustable Output Voltage: This converter can deliver an adjustable output voltage up to 12V, allowing designers to tailor the output to their specific circuit requirements.
• High Efficiency: With its high-efficiency conversion (up to 90%), the MAX682ESA-T minimizes power loss, thereby extending battery life in portable applications.
• Low Noise Operation: The device features a low-noise, fixed-frequency (500kHz) PWM operation, which is ideal for sensitive RF and audio applications where noise can be a critical factor.
• Compact Package: The MAX682ESA-T comes in a space-saving 8-pin SOIC package, which is beneficial for designs where board space is at a premium.
• Thermal and Overload Protection: Built-in thermal shutdown and current-limit features provide protection against excessive temperatures and overcurrent conditions, ensuring the longevity and reliability of the device and the application it is used in.

Applications

The versatility of the MAX682ESA-T makes it an excellent choice for a wide range of applications, including but not limited to:

• Portable and battery-powered devices
• PDAs and mobile phones
• Wireless headsets and Bluetooth devices
• Handheld instruments
• GPS receivers
• Power backup supplies

In conclusion, the MAX682ESA-T from Maxim Integrated is a robust and efficient solution for designers looking to boost voltage in their compact and portable applications. Its combination of efficiency, low noise, and thermal protection features make it a reliable and versatile choice for a multitude of electronic devices.