Linear Technology LTC4085EDE-3#TRPBF

The LTC4085EDE-3#TRPBF is a high-performance, compact power management integrated circuit (IC) developed by Linear Technology, now part of Analog Devices. This versatile IC is specifically designed to manage power for USB-powered devices, making it an ideal choice for portable applications where efficient charging and power regulation are critical.

Key Features

• USB PowerPath Controller: The LTC4085EDE-3#TRPBF includes a full-featured USB PowerPath controller that efficiently manages power between the USB input, battery charging, and system load.
• High Efficiency: With a high-efficiency synchronous rectifier, this IC maximizes power transfer from the USB source to the load, ensuring minimal energy loss during the power management process.
• Integrated Battery Charger: The device features a complete constant-current/constant-voltage linear charger for single-cell lithium-ion batteries, providing a safe and efficient charging solution.
• Power Select Logic: It offers automatic load prioritization, allowing the system to preferentially provide power to the load over charging the battery when the input power is limited.
• Thermal Regulation: To protect against overheating, the LTC4085EDE-3#TRPBF includes thermal regulation that reduces charge current if the die temperature exceeds a preset threshold.
• Compact Package: Housed in a compact, low-profile (0.75mm) 14-lead DFN package, the LTC4085EDE-3#TRPBF saves valuable board space in space-constrained applications.

Applications

The LTC4085EDE-3#TRPBF is versatile enough to be used in a wide range of applications. It is particularly well-suited for portable devices such as:

• Smartphones and Tablets
• Portable Media Players
• Handheld GPS Units
• USB-Powered Gadgets
• Personal Medical Devices

With its comprehensive set of features, the LTC4085EDE-3#TRPBF provides designers with a robust power management solution that simplifies the design of USB-powered devices, ensuring efficient operation, safe battery charging, and optimal use of available power.

Overall, the LTC4085EDE-3#TRPBF is a testament to Linear Technology's commitment to providing innovative, high-quality power management solutions for the ever-evolving electronics industry.