Maxim Integrated MAX1555EZK+T Battery Charger IC

The Maxim Integrated MAX1555EZK+T is a highly efficient, compact, and versatile integrated circuit designed for charging single-cell lithium-ion (Li+) batteries. With its ease of use and integration into portable devices, this IC is an ideal solution for a wide range of applications such as smartphones, digital cameras, portable media players, and other handheld electronics.

Key Features

• Automatic Charging: The MAX1555EZK+T automatically switches between pre-charge, fast-charge, and top-off charge phases to ensure the battery is charged safely and efficiently.
• Thermal Regulation: To prevent overheating, the IC includes a thermal regulation feature that reduces charge current when the die temperature exceeds a preset threshold.
• No External MOSFET, Sense Resistor, or Blocking Diode Required: This IC simplifies the design by eliminating the need for external components, reducing space and cost.
• Charge Current: The device provides a programmable charge current up to 280mA, allowing flexibility in designing for various battery sizes.
• Power Source Flexibility: It can draw power from both USB and AC adapter sources, automatically selecting the appropriate power source.

Highly Integrated Design

The MAX1555EZK+T comes in a tiny 5-pin SOT23 package, making it perfect for space-constrained applications. Its high level of integration means fewer external components are required, which simplifies the design and manufacturing process, leading to quicker time-to-market for end products.

Safety and Protection

Safety is a priority with the MAX1555EZK+T, which features built-in overvoltage protection to prevent damage to the IC in case of input voltage spikes. Additionally, it has battery temperature monitoring to ensure the battery is within the safe charging temperature range.

Easy to Implement

Implementing the MAX1555EZK+T into your design is straightforward, thanks to its minimal external component requirement and comprehensive datasheet. Designers can quickly integrate this IC into their projects, creating efficient charging solutions with confidence in the reliability and performance that Maxim Integrated products are known for.

Overall, the MAX1555EZK+T from Maxim Integrated stands out as a smart choice for designers looking to incorporate a reliable and compact charging solution into their battery-powered devices.