LTC3429BES6 - High-Efficiency, Micropower Step-Up DC/DC Converter

The LTC3429BES6 is a versatile and compact step-up DC/DC converter from Linear Technology, designed to meet the needs of various applications requiring efficient voltage boosting capabilities. This particular model is part of the LTC3429 series, which is well known for its high efficiency, low quiescent current, and small form factor. The LTC3429BES6 is an ideal solution for battery-powered devices, as it can efficiently convert lower voltage levels to higher ones, thereby extending battery life and improving performance.

Key Features:

• Adjustable Output Voltage: The device offers an adjustable output voltage range, which can be set from 2.5V to 5.5V with an external resistor divider, making it suitable for powering various electronic components that require different voltage levels.
• High Efficiency: With efficiencies up to 94%, the LTC3429BES6 ensures minimal power loss during the voltage conversion process, which is critical for maximizing battery life in portable applications.
• Low Quiescent Current: A quiescent current of just 7µA makes this converter an excellent choice for applications where power conservation in standby mode is crucial.
• Burst Mode® Operation: The LTC3429BES6 features Linear Technology's proprietary Burst Mode operation, which further reduces power consumption during light loads, contributing to extended battery runtime.
• Small Package: Housed in a compact SOT-23 package, the LTC3429BES6 is designed for space-constrained applications, allowing for efficient power conversion without occupying significant board space.
• Integrated Schottky Diode: The inclusion of an onboard low V<sub>CE(SAT) Schottky diode simplifies the design and reduces external component count.

Applications:

The LTC3429BES6 is well-suited for a wide range of applications, including but not limited to:

• Portable medical devices
• Wireless sensors and transmitters
• Handheld instruments
• MP3 players
• Personal digital assistants (PDAs)
• GPS receivers

With its high efficiency, low power consumption, and small footprint, the LTC3429BES6 from Linear Technology is an excellent choice for designers looking to optimize power management in their battery-operated devices.