Linear Technology's LTC4085EDE#TRPBF

The LTC4085EDE#TRPBF is a highly integrated power management solution from Linear Technology, designed for portable USB-powered devices. This advanced product offers a seamless interface between USB power sources and rechargeable lithium-ion batteries, ensuring efficient charging and a reliable power supply for modern electronics.

Key Features:

• Efficient PowerPath Controller: This feature allows the LTC4085 to provide power to the load from a USB port or a battery, prioritizing the system load over battery charging. The PowerPath control ensures minimal battery drain when the system is connected to USB power.
• Integrated Linear Battery Charger: The device includes a constant-current/constant-voltage linear charger with a programmable charge current up to 950mA, making it suitable for a wide range of battery sizes. The precise charge voltage of 4.2V ensures the battery is charged safely and efficiently.
• Thermal Regulation: To protect against overheating, the LTC4085 features thermal regulation, which automatically reduces charge current in the event of excessive temperature rise.
• Autonomous Operation: The charger can operate without any microcontroller input, simplifying designs and reducing external component requirements.
• Compact Package: Housed in a 12-lead (3mm x 3mm) DFN package, the LTC4085EDE#TRPBF is designed to save space on the PCB, making it ideal for small form factor applications.

Applications:

The LTC4085EDE#TRPBF is suitable for a variety of applications, including but not limited to:

• Portable medical devices
• Handheld instruments
• USB-powered gadgets
• Personal media players
• Bluetooth devices

Quality and Reliability:

Linear Technology is known for its commitment to quality, and the LTC4085EDE#TRPBF is no exception. It is designed to meet the rigorous standards required by industrial and consumer electronics, ensuring reliability and performance in demanding applications.

In summary, the LTC4085EDE#TRPBF from Linear Technology is a versatile and compact solution for managing power in USB-powered devices, providing efficient charging for lithium-ion batteries while ensuring a stable power supply for the device's operation.