MAX1679EUA

Series:	--
Packaging:	Tube
Part Status:	Active
Battery Chemistry:	Lithium-Ion
Number of Cells:	1
Current - Charging:	--
Programmable Features:	Timer
Fault Protection:	Over Temperature
Charge Current - Max:	--
Battery Pack Voltage:	4.2V
Voltage - Supply (Max):	22V
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package:	8-uMAX
Base Part Number:	MAX1679

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MAX1679EUA: PMIC - Battery Chargers

The MAX1679EUA is a portable power management integrated circuit (PMIC) that provides the necessary interface for efficient charging of a variety of battery chemistries. It combines a power MOSFET, reverse current limiter, and transformer to form a highly efficient, cost-effective solution for battery charging applications, including in netbooks and other portable devices.

Application Field of MAX1679EUA

The MAX1679EUA is designed as as regulator and power MOSFET solution in portable device applications, such as in netbooks, smartphones, and other mobile-related or battery-related applications. Common applications of MAX1679EUA are as follows: - Battery chargers - Uninterruptible power supplies (UPSs)- Secondary cell chargers - AC adaptors

Working Principle of MAX1679EUA

The MAX1679EUA is a highly efficient, connected touch solution for battery charging applications. Its switching MOSFET ensures a highly efficient conversion of current from input to output. It also integrates reverse current limiting, which prevents backflow of current from the input to the output and secures battery in case of excessive current. The MAX1679EUA is also designed with a transformer to convert the input/output voltage and current into a desired level. The transformer also serves to isolate components in the system and protect them from transients. The transformer also allows good regulation of the voltage and current during the charging process, so that the battery is reliably and safely charged.The MAX1679EUA is also designed with a voltage regulation and protection circuit to protect the battery from excessive current or voltage. The system monitor can also detect abnormal conditions and trigger alarms to alert users to any necessary precautions.Finally, the MAX1679EUA also includes temperature sensing that enables it to detect and respond to elevated temperatures, as well as for charging under safe conditions.

Summary

The MAX1679EUA is a portable power management integrated circuit (PMIC) designed to maximize efficiency in a variety of battery-related applications. It combines a power MOSFET, reverse current limiter, and a transformer to form a highly efficient, cost-effective solution. Common applications of the MAX1679EUA include battery chargers, uninterruptible power supplies, secondary cell chargers, and AC adaptors. It also includes a voltage regulation and protection circuit, as well as temperature sensing, to provide reliable and safe charging under all conditions.

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