The MAX8616ETL+ is an advanced, high-efficiency, dual-mode, single-cell Li+/Li-Poly battery charger integrated circuit from Maxim Integrated, a leader in analog and mixed-signal products. Designed to meet the power management needs of modern, portable devices, the MAX8616ETL+ offers a compact and versatile charging solution for smartphones, tablets, wearables, and other USB-powered electronics.

Key Features

• Adaptive Charging: The MAX8616ETL+ adjusts charging parameters dynamically to maximize battery life and optimize charging speed.
• High Efficiency: With its high-efficiency power conversion, the device ensures minimal heat generation and maximizes battery charge retention.
• Flexible Power Source Compatibility: It supports various power sources, including USB, AC adapters, and wireless charging pads.
• Integrated Power MOSFETs: The built-in power MOSFETs simplify the design and reduce external component count.
• Programmable Charge Current: The charge current can be programmed to suit the needs of different battery capacities and applications.
• Smart Battery Protection: Features like overvoltage, overcurrent, and thermal protection safeguard the battery and extend its lifespan.
• Compact Package: The device comes in a tiny, lead-free, 40-pin TQFN package, saving valuable board space.

Applications

This charger is ideal for a range of applications where efficient charging and battery management are critical. It is particularly well-suited for:

• Portable Medical Devices
• Bluetooth Headphones and Speakers
• Smart Watches and Fitness Trackers
• Handheld Gaming Consoles
• Other USB-Powered Gadgets

Technical Specifications

The MAX8616ETL+ operates over a wide input voltage range and offers a programmable charge current up to 2A, making it a versatile choice for various battery sizes and chemistries. It also features a charge voltage accuracy of ±0.5%, ensuring the battery is charged precisely to the desired voltage level. With its small footprint and comprehensive feature set, the MAX8616ETL+ is an excellent choice for designers looking to optimize their charging solutions with minimal impact on overall device size.