The DC2581A-B is a high-performance demonstration board from Linear Technology, which is now part of Analog Devices. This product is designed to showcase the capabilities of the LTC®3335, a high-efficiency, nanopower buck-boost converter with an integrated precision coulomb counter. The DC2581A-B is an essential tool for engineers and designers looking to evaluate the features and performance of the LTC3335 in real-world applications.

Key Features

• Nanopower Operation: The LTC3335 featured on the DC2581A-B operates with quiescent current as low as 680nA, making it ideal for battery-powered and energy-harvesting applications.
• Buck-Boost Converter: The board supports a wide input voltage range from 1.8V to 5.5V, allowing for versatile power supply options and maintaining a stable output even as the input voltage fluctuates.
• Integrated Coulomb Counter: Precision coulomb counting enables accurate measurement of battery consumption, facilitating efficient energy management and longer battery life.
• Multiple Output Voltages: The DC2581A-B can be configured to provide selectable output voltages of 1.8V, 2.5V, 3.3V, or 3.6V to accommodate various load requirements.
• Programmable Peak Input Current: Users can set the peak input current from 5mA to 250mA to optimize the converter for different energy sources and storage elements.

Applications

The DC2581A-B demonstration board is ideally suited for a range of low-power applications, including:

• Wireless sensors
• Energy harvesting systems
• Remote monitoring
• Portable and wearable devices

Design and Layout

The compact and efficient design of the DC2581A-B ensures minimal footprint while providing maximum functionality. The board includes test points for easy measurement and evaluation, and it is designed to facilitate rapid prototyping and integration into existing systems.

Support and Resources

Linear Technology provides comprehensive technical documentation for the DC2581A-B, including datasheets, user guides, and application notes. Additionally, engineers and product developers can access expert support from Linear Technology's technical team to assist with implementation and customization.