S-8215AAF-K8T2U Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Function:	Battery Protection
Battery Chemistry:	Lithium-Ion
Number of Cells:	3 ~ 5
Fault Protection:	--
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	8-WSSOP, 8-MSOP (0.110", 2.80mm Width)
Supplier Device Package:	8-TMSOP

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Introduction

The application field of S-8215AAF-K8T2U and its working principle is a topic of great importance in the field of power management and battery management. Power management is a system wide approach to powering and managing devices, while battery management encompasses safety, longevity and performance of portable devices. This article will provide an overview of S-8215AAF-K8T2U, its application field and its working principle.

Application Field of S-8215AAF-K8T2U

The S-8215AAF-K8T2U is a low-power, linear integrated circuit (IC) with boost regulator, synchronous buck converter and charger components. It is a highly integrated hybrid power management IC (PMIC) for automotive applications. It offers a comprehensive solution for powering a wide range of automotive applications, such as motor control, battery charging and power consumption. The S-8215AAF-K8T2U’s wide input voltage range (4.5V to 40V) and low quiescent current allows for operation on low-cost 5V DC power supplies.The S-8215AAF-K8T2U offers a complete and efficient power management solution for a variety of automotive applications. It is suitable for automotive and industrial applications requiring a high degree of integration and low thermal spreading. In addition, the S-8215AAF-K8T2U is capable of supplying power to four independent loads, enabling more flexibility and cost savings in the design of systems requiring multiple power rails.

Working Principle of S-8215AAF-K8T2U

The S-8215AAF-K8T2U operates on a principle of digital power management with three key features: synchronous buck converter, boost regulator and charger. The synchronous buck converter works by control the output current of a buck switch, causing the voltage across the switch to decrease and the output voltage to rise. The boost regulator, on the other hand, works by slowly increasing the output current of the switch, leading to an increase in the output voltage. This enables the S-8215AAF-K8T2U to deliver power over a wide voltage range and conditions.The S-8215AAF-K8T2U also features a charger, which is used to store energy in a battery, helping to prolong the battery’s life and maintain optimum performance. The charger works by gradually increasing the input voltage to the battery until it reaches its maximum charge. This allows for better control of the battery’s charging cycle, allowing for longer battery life, improved performance and reduced risk of battery failure or overcharging.

Conclusion

In conclusion, the S-8215AAF-K8T2U is a low-power, linear integrated circuit (IC) for automotive applications and industrial applications. It is a highly integrated power management IC (PMIC) with a wide input voltage range and low quiescent current allowing for operation on low-cost 5V DC power supplies. The S-8215AAF-K8T2U features a synchronous buck converter, boost regulator and charger, enabling efficient power management while providing an effective battery management system.

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