S-8261AANMD-G2NT2U

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Function:	Battery Protection
Battery Chemistry:	Lithium-Ion/Polymer
Number of Cells:	1
Fault Protection:	Over Current, Short Circuit
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	SOT-23-6
Supplier Device Package:	SOT-23-6

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PMIC - Battery Management: S-8261AANMD-G2NT2U Application Field and Working Principle

Power management integrated circuit (PMIC) is a key component in modern digital systems. It is responsible for regulating the power supply and maintaining the power output level within a consistent range. Battery management is an important part of modern power management integrated circuits. The S-8261AANMD-G2NT2U is a special battery management IC from ROHM Semiconductor, designed for single-cell Li-ion and Li-polymer batteries. In this article, we will cover its application field, working principles and features.

Application Field

The S-8261AANMD-G2NT2U is a good choice for applications like portable battery powered devices and wearable electronics, such as smartphone and tablet computers, mid-sized consumer electronic devices, and IoT applications like rechargeable batteries in Bluetooth headsets, wireless remote controls, wireless car keys, and smartwatches.

Working Principle

The S-8261AANMD-G2NT2U is a highly integrated battery management IC, providing numerous useful functions. It has a built-in accurate voltage ADC and multiple temperature sensors, and it is capable of detecting battery temperature and voltage in real-time. It also has an integrated battery charger controller for charging the battery with a constant voltage and current. The battery charger controller features safety timers and programmable over-voltage, over-current and over-temperature protection. The S-8261AANMD-G2NT2U also features an embedded real-time clock and dynamic voltage scaling functions, helping to reduce power consumption when charging or discharging the battery. This feature is especially useful for applications where low power consumption is a priority.

Features

The S-8261AANMD-G2NT2U has a wide selection of features, making it suitable for a wide range of applications. The embedded real-time clock and dynamic voltage scaling functions help to reduce power consumption when charging or discharging the battery. It also has a built-in state of charge (SOC) monitoring function, allowing the user to accurately monitor the battery\'s SOC.The S-8261AANMD-G2NT2U has a low active power mode, allowing the microcontroller to enter a low power state when the battery\'s SOC is low. This feature helps extend the battery life, as the system will not consume additional power when it is not in use. The S-8261AANMD-G2NT2U also features an embedded ultra-low quiescent current function, making it suitable for applications that require long battery life. It has built-in voltage and temperature sensors, allowing accurate real-time monitoring of the battery\'s state. In addition, the S-8261AANMD-G2NT2U features a wide operating temperature range, up to 150°C, which makes it suitable for applications in harsh environmental conditions. It also has a low external component count and a small footprint, making it easy to integrate in a design.

Conclusion

The S-8261AANMD-G2NT2U is a special battery management IC from ROHM Semiconductor, designed for single-cell Li-ion and Li-polymer batteries. It is suitable for applications like portable battery powered devices and wearable electronics, and it has a wide selection of features, such as a built-in accurate voltage ADC and multiple temperature sensors, an integrated battery charger controller, an embedded real-time clock and dynamic voltage scaling functions, and an embedded ultra-low quiescent current function. The S-8261AANMD-G2NT2U has a wide operating temperature range and a small footprint, making it an ideal choice for applications in harsh environments or with limited space.

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