The MAX8903JETI from Maxim Integrated is a high-performance, fully integrated battery charger designed for single-cell lithium-ion (Li+) or lithium-polymer (Li-Poly) batteries. It is a versatile charging solution that can accommodate a wide range of applications including portable devices, smartphones, tablets, and digital cameras.

Key Features:

• Adaptive Charging: The MAX8903JETI features an adaptive charge-management system that optimizes the charging rate for different conditions to maximize battery life and ensure safe charging.
• High Efficiency: With its high-efficiency DC-DC converter design, this IC minimizes power loss during the charging process, which is essential for heat-sensitive applications and prolongs the overall battery life.
• Integrated Power-Path Management: This feature allows the device to power the system load directly from the adapter while simultaneously charging the battery, ensuring uninterrupted operation even when the battery is low.
• Automatic Power Source Selection: The MAX8903JETI can automatically select between a USB port and an AC adapter as the power source, providing flexibility for the charging environment.
• Protection Features: The IC includes overvoltage protection, thermal shutdown, battery temperature monitoring, and a charge-timer for additional safety.
• Compact Design: The small footprint of the MAX8903JETI makes it suitable for space-constrained applications.

Technical Specifications:

• Input Voltage Range: 4.1V to 16V
• Charge Current: Up to 2A
• Battery Voltage: 4.2V (preset)
• Operating Temperature Range: -40°C to +85°C
• Package: 28-Pin TQFN-EP

The MAX8903JETI is engineered to provide a safe, fast, and efficient charging experience for your devices. Its combination of power management, high efficiency, and compact design make it an ideal choice for designers looking to optimize their power solutions. Whether for personal electronics or industrial applications, the MAX8903JETI brings reliable charging performance to your product design.