LX2203AILD

Series:	--
Packaging:	Tube
Part Status:	Not For New Designs
Battery Chemistry:	Lithium-Ion/Polymer
Number of Cells:	1
Current - Charging:	Constant - Programmable
Programmable Features:	Current
Fault Protection:	Over Temperature, Reverse Current, Short Circuit
Charge Current - Max:	1A
Battery Pack Voltage:	4.2V
Voltage - Supply (Max):	6V
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	10-VFDFN Exposed Pad
Supplier Device Package:	10-MLP (3x3)

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LX2203AILD Application Field and Working Principle

PMIC (Power Management Integrated Circuits) is a vast field that deals with the design and integration of multiple power management components into one device, providing optimized performance and improved cost and power efficiency for commercial and industrial applications. Battery chargers are an important part of PMIC and are used to recharge lithium-ion batteries, enabling them to provide long-term power for applications that require portability and increased energy storage in small packages. The LX2203AILD is a Li-ion battery charger with integration of charge and discharge throughput, further improving the economics, efficiency and safety of mobile applications.The LX2203AILD is a versatile Li-ion battery charger with a number of features and capabilities, enabling efficient and safe charging of any Li-ion battery compatible with the charger’s voltage and current ratings. It supports constant current/voltage mode charging, temperature-monitored charging, NTC monitoring, and trickle charging. The built-in safety features of the charger also protect it from overcharging and overheating. The LX2203AILD is optimally designed to work with a wide variety of Li-ion batteries, from Lithium Iron Phosphate to Lithium Cobalt Oxide.The LX2203AILD Li-ion battery charger is designed for use in mobile devices such as notebooks, tablets, smartphones, and other mobile and embedded systems. It is also suitable for applications in power tool and remote sensing. The charger is capable of charging a variety of battery capacities with wide input voltage range, making it an ideal solution for single-cell Li-ion batteries with maximum charge current up to 3A.The working principle of the LX2203AILD battery charger is based on a controllable current-voltage charger with integrated input voltage, charge current, and safety monitoring. In the constant current/voltage charging mode, the charger regulates the output voltage according to the battery’s capacity and then applies a constant current to the battery until it is fully charged. During this process, the charger is designed to monitor and control the temperature of the Li-ion battery, providing enhanced protection against over-temperature, over-voltage, and overcharge.The LX2203AILD Li-ion battery charger is designed to provide reliable performance under harsh conditions, allowing it to be used in deployments that need to operate in harsh environments. Its robust design enables it to withstand temperatures ranging from -40 to +85 Celsius. The device also has a built-in protection system to monitor over-current, over-voltage, short-circuit, and over-temperature conditions, further enhancing its safety and reliability.In conclusion, the LX2203AILD is a Li-ion battery charger optimized for a variety of mobile and embedded applications. Its integration of charge and discharge throughput, together with its wide input voltage range and temperature-monitored charging, make it an ideal solution for battery charging and other mobile power needs. Its robust design allows for superior performance and reliable operation under harsh conditions, making it a reliable and easy-to-use battery charger for a multitude of applications.

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