The LTC3549EDCB#TRPBF is a high-efficiency, synchronous, step-down DC/DC converter from Linear Technology, designed to meet the needs of modern portable electronics. It is a versatile power solution that can deliver a continuous output current up to 400mA, making it an excellent choice for battery-powered devices.

Key Features

• Wide Input Voltage Range: The device supports an input voltage range from 2.5V to 5.5V, accommodating a variety of power sources, including single-cell lithium-ion batteries.
• Adjustable Output Voltage: The output voltage is adjustable from 0.6V to VIN, allowing for flexibility in powering different circuit components.
• High Efficiency: With its synchronous operation, the LTC3549EDCB#TRPBF can achieve up to 96% efficiency, reducing power loss and extending battery life.
• No Schottky Diode Required: The internal synchronous rectification eliminates the need for an external Schottky diode, simplifying design and saving board space.
• Low Quiescent Current: The device features a low quiescent current of only 20μA, which is beneficial for battery conservation in standby mode.
• Thermal Protection: Built-in thermal shutdown ensures the device operates within safe temperature limits.
• Small Footprint: The LTC3549EDCB#TRPBF comes in a 6-lead DFN package with a 2mm x 2mm footprint, ideal for space-constrained applications.

Applications

The LTC3549EDCB#TRPBF is suitable for a variety of applications, particularly where space and power efficiency are critical. This includes:

• Portable Medical Devices
• Wireless Headsets and Earbuds
• Personal Media Players
• GPS Receivers
• Handheld Instruments

Ordering Information

The product is available in a tape and reel package, denoted by the '#TRPBF' suffix, which is ideal for automated manufacturing processes. The LTC3549EDCB#TRPBF is RoHS compliant and adheres to Linear Technology's standards for quality and reliability, making it a trusted choice for engineers and product designers.