Analog Devices Inc. LTC3335IUDC#TRPBF Overview

The LTC3335IUDC#TRPBF is a high-efficiency, nanopower buck-boost converter with an integrated precision coulomb counter, designed and manufactured by Analog Devices Inc. This innovative power management IC is tailored for battery-powered applications where long battery life is paramount. It is particularly suitable for systems that require a regulated output voltage with an input voltage source that can be above, below, or equal to the output.

Key Features

• Wide Input Voltage Range: The LTC3335 operates from an input voltage range of 1.8V to 5.5V, making it versatile for various single or multiple cell battery configurations.
• Ultra-Low Quiescent Current: It boasts an ultra-low quiescent current of only 680nA, which is crucial for extending battery life in portable devices.
• Integrated Coulomb Counter: The device features an integrated precision coulomb counter that provides accurate battery charge consumption monitoring, a valuable feature for power-conscious applications.
• Buck-Boost Operation: The LTC3335's buck-boost capability ensures a regulated output even when the input voltage fluctuates above or below the output voltage level.
• Adjustable Output Voltage: Users can set the output voltage from 1.8V to 5V to match the power requirements of the target application.
• Programmable Average Input Current: The device allows programming of the average input current limit from 10µA to 250µA in 10µA increments, enabling optimization for different power sources and battery sizes.

Applications

• Wireless Sensors
• Energy Harvesting
• Remote Monitoring
• Portable Instruments
• Low Power Internet of Things (IoT) Devices

The LTC3335IUDC#TRPBF is provided in a compact, 20-lead QFN package and is rated for operation from -40°C to 125°C, ensuring reliable performance in a wide range of environments and applications. Its advanced power management features, including the ability to harvest energy from sources as low as 250nW, make it a highly efficient solution for extending the life of battery-powered systems.

With its precision energy monitoring and low power consumption, the LTC3335IUDC#TRPBF from Analog Devices Inc. is an excellent choice for designers looking to optimize power usage and extend battery life in their next-generation portable and wireless devices.