Product Overview: DC1921A - Analog Devices Inc.

The DC1921A is a state-of-the-art demonstration board from Analog Devices, Inc., showcasing the capabilities of the LTC®3335, a high-efficiency, nanopower buck-boost DC/DC converter with an integrated precision coulomb counter. This product is designed to meet the demanding requirements of battery-powered applications where long battery life is a critical parameter.

Key Features

• Nanopower Operation: The LTC3335 featured on the DC1921A operates with quiescent current as low as 680nA, making it ideal for applications that demand minimal power consumption.
• Wide Input Voltage Range: With an input voltage range of 1.8V to 5.5V, the board is versatile and can be powered by a variety of battery chemistries or energy harvesting sources.
• Integrated Coulomb Counter: The precision coulomb counter provides accurate battery charge consumption monitoring, which is essential for power-sensitive applications.
• Buck-Boost Capability: The DC1921A can efficiently convert voltages above, below, or equal to the output voltage, ensuring consistent performance across a range of input conditions.
• Multiple Output Voltage Options: The board can be configured to provide fixed output voltages of 1.8V, 2.5V, 3.3V, or 3.6V to accommodate various application needs.

Applications

The versatility and efficiency of the DC1921A make it suitable for a wide array of applications, including:

• Wireless Sensors
• Energy Harvesting Systems
• Portable and Wearable Devices
• Remote Monitoring
• IoT Devices

Design and Integration

The DC1921A is designed with simplicity in mind, allowing for easy integration into existing designs. The compact form factor and comprehensive documentation provided by Analog Devices, Inc. ensure a smooth design-in process for engineers and product developers.

For those looking to evaluate the performance of the LTC3335 and its suitability for their applications, the DC1921A provides a convenient and effective solution. Its combination of ultra-low power consumption, precision monitoring, and flexible voltage options makes it a top choice for powering the next generation of battery-operated devices.