Introducing the MAX1558ETB+: A High-Efficiency Power Management Solution

The MAX1558ETB+ from Maxim Integrated is a versatile and compact power management IC designed for space-constrained applications. This innovative component offers a high level of integration, providing both a single-cell, lithium-ion (Li+) battery charger and a regulated output voltage, all in a tiny 10-pin TDFN package. Its small footprint and high efficiency make it an ideal choice for portable devices such as smartphones, digital cameras, and other USB-powered gadgets.

Key Features

• Integrated Charger: The MAX1558ETB+ includes a complete charger for single-cell Li+ batteries, ensuring your device stays powered up efficiently. The charging parameters can be easily adjusted to suit various battery capacities and chemistries.
• Smart Power Management: With an input voltage range of 4.25V to 5.5V, the device can operate from USB sources or AC adapters. It automatically adjusts the charging current based on the input source, optimizing charging for the fastest possible battery replenishment.
• High-Efficiency DC-DC Conversion: The product features a synchronous, fixed-frequency, step-up DC-DC converter that boosts the battery voltage to a regulated output, delivering up to 96% efficiency. This ensures maximum battery life and consistent operation of your device.
• Compact Design: The 10-pin TDFN package (3mm x 3mm) is perfect for applications where board space is at a premium, without compromising on performance or functionality.
• Protection Features: The MAX1558ETB+ is equipped with a range of protection features including thermal shutdown, battery temperature monitoring, and overvoltage protection, safeguarding both the charger and your device.

Applications

With its high integration and efficiency, the MAX1558ETB+ is suitable for a wide array of portable applications, including:

• Bluetooth Headsets
• Portable Media Players
• Handheld Devices
• Wearable Technology

Maxim Integrated's commitment to quality and innovation is evident in the MAX1558ETB+, making it a top choice for designers looking to enhance the power management capabilities of their next-generation portable devices.