Maxim Integrated MAX1607ESA+T Battery Charger

The MAX1607ESA+T from Maxim Integrated is a highly efficient, single-cell, lithium-ion (Li+) battery charger designed to simplify the charging process for portable electronic devices. This integrated circuit (IC) is engineered to deliver optimal charging performance while providing safety features to protect both the battery and the device it powers.

Key Features

• Charge Current Regulation: The MAX1607ESA+T can regulate charge currents up to 2A, making it suitable for applications requiring fast charging times.
• High Voltage Accuracy: It offers a high charge voltage accuracy of ±0.75%, which is crucial for maximizing battery capacity and lifespan.
• Thermal Regulation: This IC includes a thermal regulation feature that protects the charger by reducing charge current if the die temperature exceeds a safe threshold.
• Charge Status Output: An open-drain status output indicates the charge cycle progress, allowing for easy monitoring of the charging process.
• Low Dropout Voltage: The device operates with a low dropout voltage, ensuring efficient charging even with lower input voltages.

Applications

The MAX1607ESA+T is ideal for a variety of portable devices where efficient charging is necessary. Common applications include:

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

Package and Temperature Range

The device comes in a compact 8-pin SO package (ESA suffix), which is designed to occupy minimal space on a printed circuit board (PCB). It operates over an extended temperature range of -40°C to +85°C, making it suitable for use in a wide range of environmental conditions.

Safety and Protection

Maxim Integrated has equipped the MAX1607ESA+T with multiple safety features, including overvoltage protection, thermal protection, and a preconditioning charge mode for deeply discharged batteries. These features ensure reliable and safe operation, prolonging the life of the battery and the device it serves.

With its compact design, high level of integration, and comprehensive safety features, the MAX1607ESA+T stands out as a versatile and dependable choice for designers looking to incorporate a robust charging solution into their portable electronic devices.