The LM3622M-4.1/NOPB is a dedicated single-cell lithium-ion battery charger IC designed and manufactured by Texas Instruments. This advanced charging solution is tailored for portable electronic devices that require efficient and safe charging practices. With its precise voltage regulation, the LM3622M-4.1/NOPB ensures that lithium-ion batteries are charged to their optimal voltage level, enhancing both the performance and longevity of the battery.

Key Features

• Precision Charging: The device offers a fixed 4.1V charge voltage with an impressive accuracy of ±1%, which is crucial for maintaining battery health and safety.
• Charge Termination: To prevent overcharging, the LM3622M-4.1/NOPB includes an automatic charge termination feature that stops the charging process once the battery is fully charged.
• Temperature Monitoring: Safety is further enhanced with a built-in temperature monitoring feature that prevents charging if the battery temperature is outside the safe operating range.
• Charge Status Output: An LED driver provides a visual indication of the charging status, improving user interface and experience.
• Low Power Dissipation: The device operates with minimal power loss, making it suitable for battery-powered applications where efficiency is key.
• Package: The IC is available in an 8-pin SOIC package, offering a compact footprint for space-constrained applications.
• Green Product: As indicated by the "NOPB" (No Lead) suffix in the part number, this component is RoHS compliant and free from lead, making it an environmentally friendly choice.

Applications

The LM3622M-4.1/NOPB is ideal for a wide range of applications, including but not limited to:

• Smartphones and Tablets
• Portable Media Players
• Digital Cameras
• Handheld Gaming Devices
• Bluetooth Headsets
• Wearable Technology

With its precision, efficiency, and safety features, the LM3622M-4.1/NOPB from Texas Instruments stands out as a reliable choice for designers and manufacturers seeking to integrate a quality charging solution into their lithium-ion battery-powered products.