DS2438AZ+T&R Integrated Circuits (ICs)

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Power management integrated circuits (PMICs) are a critical component of modern electronics, especially when it comes to battery management. The DS2438AZ+T&R is a specialized PMIC designed specifically for managing rechargeable lithium ion batteries. This PMIC is designed with a number of features that make it well suited for battery charging, such as its integrated temperature sensing capabilities and its high-accuracy voltage and current monitoring. In this article, we’ll take a look at the application fields and working principles of the DS2438AZ+T&R.

The DS2438AZ+T&R is an ideal choice for modern consumer electronics products because it has advanced capabilities for charging and managing lithium-ion batteries. It supports Li-ion batteries with a range from 2.5V to 4.2V, and it is capable of providing up to 2.5A charging current for a single-cell battery. The PMIC also offers over-voltage, over-current and short circuit protection, making it well suited for use in high-demand applications. Additionally, the device features a high-accuracy temperature sense pin that can be used to monitor the temperature of the battery.

The DS2438AZ+T&R utilizes a switched-mode Buck converter to provide an efficient, high-current charge to lithium-ion batteries. The device also supports an additional Li+ charging current of 4A, which allows it to support fast-charging capabilities. The PMIC is designed to provide power to a single-cell Li+ battery, and it features advanced features to ensure safe and reliable operation.

In terms of user configuration, the DS2438AZ+T&R provides a number of options for setting the charging profile. The PMIC can be used to configure precisely the charging current, as well as the start-up voltage and other relevant parameters. Additionally, the PMIC offers a variety of protection features, including over-voltage, over-current and short-circuit protection, as well as OVP-delay and OCP-delay features.

The device also features an integrated voltage/current monitor that allows for real-time monitoring of the charging process. The device additionally supports a number of communication protocols, including I2C, SMBus and SPI, allowing it to be easily connected to a host controller. The PMIC also includes a built-in power-on reset circuit, which provides the device with a reliable startup after the power is turned off.

Overall, the DS2438AZ+T&R is an advanced PMIC that is well suited for battery management applications. The device offers a variety of features for configuring the charging process and for monitoring the battery’s real-time status. Additionally, the integrated voltage/current monitoring and communication protocols make the DS2438AZ+T&R easy to interface with a host controller. The device’s advanced safety features ensure reliable operation, even in demanding applications.

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