The LTC3619BIDD#TRPBF is a highly efficient, dual-channel, synchronous buck regulator integrated circuit (IC) designed and manufactured by Analog Devices Inc. This advanced power management component is ideal for portable devices, medical equipment, and industrial applications where space is limited and efficient power conversion is crucial.

Key Features

• Wide Input Voltage Range: Capable of operating from a 2.5V to 5.5V input, making it suitable for single Li-Ion, multi-cell alkaline or NiMH applications.
• Dual Independent Outputs: Features two outputs that can deliver up to 800mA of continuous output current each, allowing for simultaneous power supply to different parts of the system.
• High Efficiency: With synchronous rectification, the LTC3619BIDD#TRPBF achieves up to 96% efficiency, minimizing heat generation and battery drain.
• Adjustable Switching Frequency: Users can set the switching frequency from 1MHz to 4MHz or synchronize it to an external clock, providing flexibility in optimizing efficiency and component size.
• Low Dropout Operation: The regulator's low dropout performance ensures output voltage regulation even when the input voltage is very close to the output voltage, enhancing efficiency under light loads.

Applications

• Portable Electronics
• Medical Devices
• Industrial Instruments
• Wireless Networking Equipment

Product Specifications

The LTC3619BIDD#TRPBF comes in a compact 10-lead DFN package, offering a space-saving solution with a low profile. It includes over-temperature protection and current limiting features to safeguard the device and the system it powers. The IC also supports selectable Burst Mode® operation, which helps to reduce quiescent current and improve battery life in portable applications.

With its robust design and versatile features, the LTC3619BIDD#TRPBF from Analog Devices Inc. is a reliable choice for designers looking to incorporate a powerful yet efficient dual-channel buck regulator into their next project.