AP9214L-AH-HSBR-7

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, Over Voltage, Short Circuit
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	6-UDFN Exposed Pad
Supplier Device Package:	U-DFN2535-6

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PMIC - Battery Management - AP9214L-AH-HSBR-7 Application Field and Working Principle

AP9214L-AH-HSBR-7 is a power management integrated circuit (PMIC) of the advanced battery management series. This chip is designed to develop battery power applications with low power consumption and high performance. This PMIC can drive a wide range of battery sizes and types, such as lithium ion, lead acid, and nickel cadmium, as well as capacitive batteries. This PMIC provides fast charging and discharging, adjustable, low-battery detection, over current and smart power management. It can monitor, control, and protect the built-in battery, allow fast charging, prevent overcharging and short-circuiting, and keep the charging system stable. Additionally, it can also be used to extend the battery life by balancing the charging and discharging.

Application Fields

AP9214L-AH-HSBR-7 can be widely used in various fields. For example, it can be applied to the connected medical field, the portable device field, such as medical instrument, electric bicycle, and UAV power supply and electric cruising car, etc.

Working Principle

The AP9214L-AH-HSBR-7 chip uses an advanced fuzzy logic adaptive charging algorithm to automatically identify the charging current and accurately adjust the charging parameters. It can constantly monitor the input power and output current, and adjust the charging process according to the actual situation. It uses a two-stage charging process, with a constant current and constant voltage stage. For charging, the chip will charge with a constant current of up to 4amps until the voltage reaches 4.2V. At this point, it will switch to the constant voltage stage. During the constant voltage stage, the chip will maintain the voltage at 4.2V, while adjusting the current according to the battery\'s condition and capacity.The AP9214L-AH-HSBR-7 chip also uses reverse input protection to protect the circuitry from any reverse flow of current. The device also features current detection to monitor the flow of current, over voltage protection for when the voltage exceeds the rated value, short-circuit protection to prevent damage caused by short circuits, over temperature protection to protect against overheating, and under voltage protection to prevent over-discharge.In addition, the AP9214L-AH-HSBR-7 chip provides a delivery alarm feature, which allows the user to program a low-battery alarm, which will be triggered when the voltage drops to a pre-determined level. This feature can be used to provide users with an alert in order to prevent damage to the battery or circuitry due to an unexpected low-battery situation.

Conclusion

In conclusion, the AP9214L-AH-HSBR-7 PMIC is an advanced battery management solution designed for various battery sizes and types. It provides fast charging and discharging, adjustable low-battery detection, over current protection, smart power management, and delivery monitoring, as well as reverse input protection and current detection. This PMIC solution is a great choice for any application requiring battery management.

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