The MAX8934GETI+T is a high-performance, dual-input, single-cell Li+ battery charger integrated circuit (IC) from Maxim Integrated, designed to provide efficient and safe charging solutions for portable electronics. This advanced charger IC is ideal for a wide range of applications, including smartphones, tablets, wireless headphones, and other USB-powered devices.

Key Features

• Dual-Input Charging: The MAX8934GETI+T supports two input sources, typically one for USB and another for a wall adapter, allowing for flexible charging options.
• High Charging Current: It provides a high charging current up to 2A, which enables fast charging capabilities for devices with large battery capacities.
• Smart Power Selector™: Maxim's proprietary Smart Power Selector technology allows seamless transition between charging and battery operation, ensuring uninterrupted device function.
• Integrated JEITA Compliance: The charger complies with the JEITA (Japan Electronics and Information Technology Industries Association) standards, which ensures optimal battery health by adjusting the charging profile based on battery temperature.
• Thermal Regulation: This feature protects the device and battery from overheating by automatically reducing charge current under high temperature conditions.

Technical Specifications

• Input Voltage Range: 4.1V to 6.6V
• Battery Charge Voltage: Adjustable up to 4.2V with high accuracy
• Operating Temperature: -40°C to +85°C
• Package: 24-pin TQFN with a 4mm x 4mm footprint

Benefits

The MAX8934GETI+T charger IC not only expedites the charging process with its high current capability but also ensures safety and longevity of the battery with its advanced features. The integration of multiple charging protocols and thermal management makes it a versatile solution for modern rechargeable battery-powered devices. Its small form factor is particularly beneficial for compact device designs, saving space on the PCB and contributing to overall device miniaturization.

Applications

With its robust feature set and versatile application potential, the MAX8934GETI+T is an excellent choice for designers looking to implement a reliable and efficient charging solution in their portable electronic devices.