Product Overview: LT4054LES5

The LT4054LES5 is a cutting-edge, highly efficient, single-cell lithium-ion battery charger produced by Linear Technology. This innovative solution simplifies the charging process for portable devices by integrating several key features into a compact package, making it an ideal choice for space-constrained applications.

Key Features

• Precision Charging: The LT4054LES5 offers precise control over the charging process, ensuring that the lithium-ion battery is charged safely and efficiently. Its float voltage accuracy is maintained within a tight tolerance, which is critical for maximizing battery life and performance.
• Adjustable Charge Current: The charge current can be programmed externally, allowing designers to tailor the charging profile to the specific needs of their application. This flexibility ensures compatibility with a wide range of battery sizes and capacities.
• Thermal Regulation: To protect the battery and circuitry, the LT4054LES5 incorporates thermal regulation. This feature automatically reduces charge current if the chip temperature rises to a level that could cause damage or reduce the efficiency of the charging process.
• Compact Design: The device comes in a small package, making it an excellent choice for portable applications where board space is at a premium.

Applications

The LT4054LES5 is versatile and can be used in a variety of portable electronic devices, including:

• Smartphones and tablets
• Wearable technology
• Portable medical devices
• Handheld gaming systems
• Bluetooth earphones and accessories

Technical Specifications

With a wide input voltage range and the ability to charge a single-cell lithium-ion battery directly from USB power sources, the LT4054LES5 is designed to meet the demands of modern portable electronics. Its no-nonsense approach to battery charging, combined with built-in safety features such as overvoltage protection, under-voltage lockout, and automatic recharge, ensures a reliable charging cycle every time.

Overall, the LT4054LES5 by Linear Technology stands out as a sophisticated, reliable, and user-friendly solution for lithium-ion battery charging in a vast array of portable devices.