Linear Technology's DC1860B Demonstration Board

The DC1860B demonstration board is a high-performance solution from Linear Technology, designed to showcase the robust capabilities of their LTC®3335 Nanopower Buck-Boost DC/DC with Integrated Coulomb Counter. This cutting-edge board is engineered for ultra-low power applications, making it an ideal choice for battery-operated devices where power efficiency and monitoring are critical.

Key Features of the DC1860B

• Integrated Coulomb Counter: The LTC3335, at the heart of the DC1860B, features a precision coulomb counter that provides accurate battery charge consumption monitoring, which is essential for power management and extending battery life in portable devices.
• Buck-Boost DC/DC Converter: The board supports a wide input voltage range from 1.8V to 5.5V, enabling it to operate with multiple battery chemistries and configurations. Its buck-boost capability ensures a stable output voltage even when the input voltage crosses over the output voltage level.
• Ultra-Low Quiescent Current: With a quiescent current of only 680nA, the DC1860B sets a new standard for power conservation, significantly reducing the drain on batteries during standby and prolonging the operational life of the device.
• Programmable Average Input Current Limit: Users can set an average input current limit from 10µA to 250µA in 10µA increments, which is particularly useful for energy harvesting applications or when input power is limited.
• Versatile Output Voltage: The demonstration board provides a selectable output voltage from 1.8V to 5V, catering to a range of low-power electronics and microcontrollers.

Applications

The DC1860B is adept for a variety of applications that require efficient power usage and precise energy monitoring. It is particularly well-suited for:

• Energy harvesting systems
• Wireless sensors
• Battery-powered devices
• Remote monitoring
• Portable medical devices

Whether you are developing a new product or improving an existing one, the DC1860B demonstration board provides a reliable platform for testing and validating the performance of the LTC3335 in real-world conditions. Its combination of low power consumption, flexible power management, and precise energy monitoring capabilities make it an invaluable tool for engineers focused on creating innovative, energy-efficient solutions.