MCP73831T-2ATI/OT Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Battery Chemistry:	Lithium-Ion/Polymer
Number of Cells:	1
Current - Charging:	Constant - Programmable
Programmable Features:	Current
Fault Protection:	Over Voltage
Charge Current - Max:	500mA
Battery Pack Voltage:	4.2V
Voltage - Supply (Max):	6V
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	SC-74A, SOT-753
Supplier Device Package:	SOT-23-5
Base Part Number:	MCP73831

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction to MCP73831T-2ATI/OT

MCP73831T-2ATI/OT is a high performance lithium battery charger. It is an integrated linear solution for battery systems requiring an effective data communication interface, along with the cleanest possible power path and low noise operation. The device offers one of the industry\'s most comprehensive battery charger solutions, designed to meet the wide variety of applications and transportable devices, such as cellular phones, digital cameras, PDAs and mobile gaming platforms.

Application Field of MCP73831T-2ATI/OT

MCP73831T-2ATI/OT is primarily intended for charging portable Lithium-Ion/Lithium-Polymer batteries from a USB charger or any other suitable DC power source. The charging solution includes two separate USB charging ports and two separate power supplies. It is also capable of providing simultaneous charge and power control of up to four parallel cells using a single charging circuit.

Working Principle of MCP73831T-2ATI/OT

MCP73831T-2ATI/OT is designed to work through a constant voltage/constant current charge cycle. In the CV (Constant Voltage) phase, the battery is charged at a constant voltage, typically 4.2V for a 3.7V Lithium-Ion battery. A current limit is set at this stage to prevent the battery from being overcharged. Once the battery reaches this constant voltage, it is entered into the CC (Constant Current) phase, and current is limited until the battery is topped up. The charge current at this phase is determined by the resistance of the battery. The charger is designed to detect when the battery reaches its full capacity, and it will then terminate the charge cycle. The charger also features integrated circuit protection features to prevent overvoltage, overcurrent, and short-circuit conditions. The device also features an LED indicator to provide a user-friendly data communication interface, allowing users to quickly get information on the status of their battery charge. The LED also provides a visual indication to alert users if any faults are detected, such as over-current or over-temperature. The charger is also designed with a sophisticated power path that helps to maximize efficiency and minimize the amount of power wasted in the charging process. Through the power path management system, the charger is optimized for the highest efficiency and cleanest power delivery. The system is designed to ensure that energy is efficiently routed through the battery in a manner that maximizes the charge rate and minimizes power dissipation.

Conclusion

MCP73831T-2ATI/OT is an integrated linear solution that is suitable for a variety of modern applications, such as cellular phones, digital cameras, PDAs and mobile gaming platforms. It is designed to provide one of the industry\'s most comprehensive battery charging solutions, offering clean power paths, low noise operation, and a data communication interface. The device also features circuit protection mechanisms to guard against overvoltage, overcurrent, and short-circuit conditions. Finally, the power path management system enables efficient routing of power through the battery, maximising efficiency and minimising power losses.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description