The LTC4065LXEDC is a highly efficient, compact, and feature-rich lithium-ion/polymer battery charger integrated circuit designed by Linear Technology. This small and versatile charging solution is ideal for portable electronic devices where space is at a premium and performance is paramount.

Key Features

• Programmable Charge Current: The device allows for programmable charge current up to 750mA, making it suitable for a wide range of battery sizes and ensuring fast and efficient charging.
• Integrated MOSFET: With an internal power MOSFET, the LTC4065LXEDC simplifies the design and reduces external component count, enhancing reliability and saving board space.
• Thermal Regulation: To protect the battery and the charger from overheating, the LTC4065LXEDC features thermal regulation, which automatically reduces charge current under high temperature conditions.
• Charge Termination: The device includes an automatic charge termination feature when the charge current falls below a user-set level, ensuring the battery is not overcharged and enhancing its lifespan.
• Presense Detection: It can detect the presence of a battery and will only initiate charging when a battery is connected, preventing damage to the circuit or the power source.
• No External Blocking Diode Required: The LTC4065LXEDC is designed with an internal blocking diode, which eliminates the need for an external diode, further reducing the external part count.
• Compact Package: Offered in a tiny 6-pin 2mm x 2mm DFN package, the LTC4065LXEDC is perfect for space-constrained applications.

Applications

The LTC4065LXEDC's small size and comprehensive feature set make it ideal for a variety of portable applications, including:

• Handheld Instruments
• Bluetooth Headsets
• Portable Media Players
• Stand-Alone Chargers
• USB-Powered Devices

With its ease of integration and robust charging capabilities, the LTC4065LXEDC from Linear Technology stands out as a premier solution for designers looking to implement a reliable and space-efficient battery charging system in their products.