The LTC4085EDE-1#TRPBF is a high-efficiency, PowerPath™ manager with an integrated Li-Ion/Polymer battery charger designed by Linear Technology, a leader in analog integrated circuits. This advanced product facilitates seamless power management for portable devices by automatically controlling the direction of power flow between multiple sources such as a USB port, wall adapter, and a rechargeable battery.

Key Features:

• PowerPath Control: The LTC4085EDE-1#TRPBF allows for automatic transitioning between input power sources to the load while simultaneously charging the battery, ensuring uninterrupted operation of the device it powers.
• Battery Charger: The integrated battery charger is optimized for single-cell lithium-ion or lithium-polymer batteries, providing a safe and efficient charging solution with programmable charge current up to 950mA.
• Thermal Regulation: To protect the device and battery under high power operation, the LTC4085EDE-1#TRPBF includes thermal regulation that reduces the charge current in the event of excessive temperature rise.
• High Efficiency: With an efficiency rating of up to 94%, this product minimizes power loss during charging and power management, which is crucial for extending the battery life in portable applications.
• No External MOSFET Required: The integrated PowerPath controller eliminates the need for an external MOSFET, reducing the overall component count and simplifying the design process.
• ThinSOT™ Package: The LTC4085EDE-1#TRPBF comes in a compact, low-profile (0.75mm) 12-lead DFN (4mm x 3mm) package, making it suitable for space-constrained applications.

Applications:

The LTC4085EDE-1#TRPBF is ideal for a multitude of portable devices that require efficient power management and battery charging, such as smartphones, tablets, medical devices, and handheld instruments. Its compact size and integrated features make it an excellent choice for designers looking to optimize power usage while maintaining a small footprint.

By incorporating the LTC4085EDE-1#TRPBF into your design, you can achieve a reliable and high-performance power management system that extends the operational life and usability of your portable electronic devices.