The MAX8805WEWEEE+TC8E is a high-performance, versatile charging solution from Maxim Integrated, designed to cater to the power management needs of modern electronic devices. This advanced charger IC is specifically engineered to provide efficient and reliable charging for single-cell lithium-ion (Li+) batteries, which are widely used in portable consumer electronics such as smartphones, tablets, digital cameras, and other USB-powered gadgets.

Key Features

• Flexible Charging Voltages: The device supports an adjustable charge voltage up to 4.2V, ensuring compatibility with a wide range of Li+ battery specifications.
• High Charging Current: It offers a programmable fast-charge current up to 1.2A, allowing for quick replenishment of battery power.
• Thermal Regulation: The built-in thermal regulation feature prevents overheating by automatically reducing charge current under extreme temperature conditions.
• Charge Safety: Safety features include prequalification charging for deeply discharged batteries, automatic charge termination, and a top-off timer to maintain battery health.
• LED Indicators: Integrated status indicators provide visual feedback on charging progress and fault conditions.
• USB Compliance: The IC adheres to USB specifications for charging, making it suitable for USB-powered devices.

Applications

The MAX8805WEWEEE+TC8E is ideal for a variety of applications that require efficient power management and charging. These include:

• Portable consumer electronics
• Bluetooth headsets and accessories
• Handheld medical devices
• Small appliances and toys

Technical Specifications

With its compact package and comprehensive protection features, the MAX8805WEWEEE+TC8E ensures a robust and space-efficient design for any application. The device operates over a wide input voltage range and is fully specified over the temperature range of -40°C to +85°C, providing reliable performance in diverse environments.

Conclusion

Maxim Integrated's MAX8805WEWEEE+TC8E offers a high degree of integration, performance, and safety for charging single-cell Li+ batteries. Its combination of features and reliability makes it an excellent choice for designers looking to enhance the user experience by reducing charge times and ensuring safe operation of their portable devices.