The LTC3459IDCB1PBF is a high-efficiency, fixed-frequency, synchronous step-up DC/DC converter from Linear Technology, designed to meet the needs of modern portable electronic devices. This power management integrated circuit (PMIC) is ideal for applications that require a compact, high-performance solution to increase the voltage from a single-cell lithium-ion battery or other low voltage sources to a stable, higher output voltage.

Key Features

• High Efficiency: The LTC3459IDCB1PBF boasts an efficiency of up to 96%, minimizing power loss and maximizing battery life in portable devices.
• Adjustable Output Voltage: It provides an adjustable output voltage range, making it versatile for different applications that require different voltage levels.
• No External Schottky Diode Required: The internal synchronous rectifier eliminates the need for an external Schottky diode, which simplifies design and reduces external component count.
• Low Quiescent Current: Its low quiescent current extends battery life, especially important in battery-powered applications.
• Fixed Frequency Operation: The converter operates at a fixed frequency, reducing RF interference and allowing for predictable noise performance.
• Thermal Protection: It includes thermal shutdown protection to prevent damage from overheating.

Applications

The LTC3459IDCB1PBF is suitable for a wide range of applications, including but not limited to:

• Portable Medical Instruments
• Handheld Devices
• GPS Receivers
• Digital Cameras
• MP3 Players
• Wireless Mice and Keyboards

Product Specifications

With its compact DFN package, the LTC3459IDCB1PBF offers a space-saving solution without compromising on performance. It operates over a wide input voltage range and provides a stable and reliable power supply, ensuring optimal operation of the end application.

For engineers and designers looking for a robust power solution, the LTC3459IDCB1PBF from Linear Technology is an excellent choice, combining efficiency, versatility, and reliability in a small form factor.