LT3650EMSE-4.1#PBF - Linear Technology

The LT3650EMSE-4.1#PBF is a high-efficiency, monolithic power management IC designed by Linear Technology for modern battery charging applications. This advanced IC is specifically tailored for charging single-cell lithium-ion/polymer batteries and provides a compact, integrated solution for portable devices where space and power efficiency are at a premium.

Key Features:

• Precision Charge Voltage: The LT3650EMSE-4.1#PBF features a precision charge voltage of 4.1V, ensuring the battery is charged accurately for optimum performance and longevity.
• Programmable Charge Current: Users can set the charge current from 100mA to 2A via a single resistor, providing flexibility for various battery capacities and thermal environments.
• Automatic Charge Termination: The device includes an automatic charge termination feature which stops the charging process when the battery is fully charged, preventing overcharging and enhancing battery safety.
• Thermal Regulation: To protect against overheating, the LT3650EMSE-4.1#PBF incorporates thermal regulation that reduces charge current if the die temperature rises to a predetermined threshold.
• Charge Status Indicators: Two status pins are available to indicate charging progress and charge completion, which can be used to drive external LEDs or interface with a microcontroller.

Applications:

The versatile nature of the LT3650EMSE-4.1#PBF makes it suitable for a wide range of applications, including:

• Portable Instruments
• Medical and Healthcare Devices
• Handheld Computers and Terminals
• Industrial Monitoring Equipment
• Consumer Electronics
• Unmanned Systems (Drones, Robotics)

Package and Quality:

The LT3650EMSE-4.1#PBF is available in a compact 12-pin MSOP package with an exposed pad for enhanced thermal performance. The product is lead-free and RoHS compliant, reflecting Linear Technology's commitment to environmental sustainability and high-quality standards.

With its combination of precision, flexibility, and protective features, the LT3650EMSE-4.1#PBF from Linear Technology stands out as a robust solution for efficient and reliable battery charging in a multitude of electronic devices.