MAX1741EUB+T

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The MAX1741EUB+T is a single-cell Li-ion or Li-polymer battery charger. It is designed to optimize the charging of high capacity cells up to 3.85V with a low profile and small WLCSP 4X4 mm2 package. The device operates from either a USB supply or an input voltage source. The MAX1741EUB+T is ideal for charging the batteries of portable handheld devices. It is specifically suited for applications that require an ultra-low profile, small size and fast charging times.

The MAX1741EUB+T has three key characteristics that enable it to be used in a variety of applications with high efficiency, low power dissipation, and fast charging. The device operates from either a USB supply or an input voltage source while charging a single-cell Li-ion or Li-polymer battery. As a result, it makes the device ideal for portable and handheld products without the need for additional hardware.

The MAX1741EUB+T has a low quiescent current of 11.7μA when charging, making it an excellent choice for battery-powered applications that require high efficiency and long battery life. The device also maintains a wide operating temperature range of -40°C to 85°C, giving it the flexibility to handle extreme temperature changes without compromising performance.

The MAX1741EUB+T uses a 5-pin interface to communicate between the battery charger and the host. The device provides the power active acknowledgements, status indicators, and status results in order to provide maximum flexibility and ease-of-use. When connected to a USB power source, the device automatically detects the input voltage and adjusts the charging algorithm accordingly. This eliminates the need for manual configuration, which simplifies the end-user setup and provides a higher level of user experience.

The MAX1741EUB+T operates by controlling the charging current based on the battery voltage, temperature, and state of charge. The device monitors the battery voltage and temperature in order to provide the most efficient charging current. It also implements charge termination features to prevent overcharging without the need for manual intervention. The device also provides a high-bandwidth interface to allow the host to read the battery charge status and other important information in real-time.

In addition to the MAX1741EUB+T’s primary function as a single-cell Li-ion or Li-polymer battery charger, the device can also be used as a power management IC for embedded applications. The device features a low ripple voltage for a low noise power supply, an adjustable output voltage for precise control, and a controlled current ramp for soft-start functionality. All of this makes it an ideal power management solution for a wide range of portable and embedded products.

The MAX1741EUB+T has many advantages for application designers. The device is small and lightweight, with a wide operating temperature range and low quiescent current that enable it to be used in a variety of applications. The device also offers a high-bandwidth interface, fast charging, and power management features that make it an ideal solution for a wide range of portable and embedded applications.

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