The MAX1904EAI+T from Maxim Integrated is a sophisticated battery charger controller designed to cater to the needs of modern portable devices. This advanced integrated circuit (IC) is specifically engineered to manage the charging process of single-cell lithium-ion (Li+) batteries with precision and efficiency. The MAX1904EAI+T stands out for its ability to provide a safe and rapid charging experience while extending the overall life of the battery.

Key Features

• Adaptive Charging Control: The MAX1904EAI+T dynamically adjusts the charging parameters based on the battery's condition and the power source's capabilities, ensuring optimal charging at all times.
• High Efficiency: With an integrated DC-DC converter, this controller maximizes power efficiency, reducing heat generation and improving the device's performance.
• Multiple Safety Features: It includes a range of safety features such as overvoltage protection, thermal regulation, and a charge timer to prevent overcharging and potential damage to the battery.
• Flexible Configuration: The IC allows for programmable charge currents and voltages, making it versatile for various battery sizes and chemistries.

Applications

The MAX1904EAI+T is ideal for a wide array of portable electronic devices where efficient and controlled battery charging is essential. This includes smartphones, tablets, digital cameras, portable media players, and other USB-powered gadgets.

Technical Specifications

• Input Voltage Range: 4.5V to 13.5V
• Programmable Charge Current: Up to 2A
• Battery Voltage Regulation Accuracy: ±0.75%
• Operating Temperature Range: -40°C to +85°C
• Package: 28-SSOP (Shrink Small Outline Package)

The MAX1904EAI+T is available in tape and reel format for automated assembly processes, denoted by the '+T' suffix in its part number. Its compact form factor and robust design make it an excellent choice for space-constrained applications that require reliable battery management.