S-8261AAMMD-G2MT2G

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Introduction

The S-8261AAMMD-G2MT2G is an integrated multiple-output power management IC (PMIC) designed to provide low-dropout voltage regulation, battery charging management and voltage monitoring/comparator for battery management applications. It is suitable for a wide range of portable battery operated products, such as automotive, industrial, healthcare and consumer applications.

Application Field

The S-8261AAMMD-G2MT2G PMIC can be used in various applications, including solar PV systems, portable battery operated products, automotive, industrial and consumer electronics applications. The device can provide multiple voltage regulation outputs, with up to 5 low-dropout regulators, 2 battery pre-charge regulators, and 2 high-side switches. The device also integrates a low-dropout linear charger, comprising a charge current controller, a voltage regulation resistor, an input voltage comparator and a temperature monitor. This device can also perform temperature compensation and low-voltage threshold detection. In addition, the S-8261AAMMD-G2MT2G offers a variety of voltage monitoring/comparator options, including Window Watch, CPU Supply, Low Voltage Detection and Reset.

Working Principle

The S-8261AAMMD-G2MT2G utilizes a System-On-Chip (SOC) architecture with a high-performance on-chip analog regulator, which allows it to operate as a PMIC and provide multiple voltage regulator and battery charging management functions. The device’s high- and low-side regulators can deliver up to 1.6 A and 1.2 A, respectively. The output voltage is programmable and can be set up to 2.6V. The device also offers an integrated low-dropout linear charger with a wide range of control options, including charge current and charge voltage control, pre-charge control, temperature sensing and voltage monitoring/comparator. Furthermore, the S-8261AAMMD-G2MT2G is also capable of providing low-brightness LED control, with up to 4 selectable brightness settings and 2 selectable dimming angles.

The S-8261AAMMD-G2MT2G allows for wide input voltage range and built-in watchdog timer for system reset. It is also capable of offering low noise, low power consumption and low power dissipation. The device includes an integrated voltage supervisor, which monitors the input voltage and ensures system stability during transient periods, resulting in an effective battery management system.

In addition, the S-8261AAMMD-G2MT2G features several protection features, including thermal shut down, over voltage protection and reverse battery detection. The device also supports 6-bit PWM dimming. By using the PWM function, the S-8261AAMMD-G2MT2G can provide up to 72 dimming steps.

The S-8261AAMMD-G2MT2G is capable of providing multiple power management functions and is designed specifically for battery-powered applications. The device provides multiple voltage regulator outputs and integrates an integrated low-dropout linear charger with a range of control options, voltage monitoring/comparator functions and protection features. This device also provides low-noise, low power consumption, low power dissipation and efficient battery management system due to its integrated voltage supervisor.

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