Product Overview: LTC3406BES5-1.2

The LTC3406BES5-1.2 is a high-efficiency, monolithic synchronous buck regulator from Linear Technology that is designed to deliver a fixed output voltage of 1.2V. It is a versatile power solution, well-suited for portable applications due to its compact SOT-23 footprint and high level of integration.

Key Features

• Fixed Output Voltage: The device provides a stable 1.2V output, which is ideal for powering sensitive electronic components that require a precise voltage level.
• High Efficiency: With its synchronous operation, the LTC3406BES5-1.2 can achieve up to 96% efficiency, minimizing power loss and heat generation, which is crucial for battery-powered devices.
• Low Quiescent Current: The low quiescent current of the regulator helps in extending battery life in portable applications by reducing the power consumed when the device is in standby mode.
• Wide Input Voltage Range: It operates from a wide input voltage range of 2.5V to 5.5V, making it compatible with various power sources, including lithium-ion batteries and USB power.
• Fast Transient Response: The LTC3406BES5-1.2 is designed to respond quickly to changes in load, which helps maintain a stable output voltage during dynamic power demands.
• Small Footprint: The compact SOT-23 package is ideal for space-constrained applications, such as handheld devices.
• No Schottky Diode Required: The internal synchronous rectification eliminates the need for an external Schottky diode, reducing component count and board space.

Applications

The LTC3406BES5-1.2 is suitable for a wide range of applications, including but not limited to:

• Portable Instruments
• Wireless and DSL Modems
• PDAs and Handheld Computers
• GPS Receivers
• Digital Cameras
• MP3 Players

Quality and Reliability

Linear Technology is known for its commitment to quality, and the LTC3406BES5-1.2 is no exception. It is designed to meet the rigorous demands of modern electronic devices, providing reliable performance in a variety of conditions.