BQ24091DGQT

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The BQ24091DGQT is a highly integrated, fully featured PMIC - Battery Chargers designed to charge single-cell Li-ion or Li-Polymer batteries. It provides low operating current, low standby current, and a wide input voltage range depending on the configuration chosen. Developed using advanced process technology, this PMIC - Battery Chargers offers an extremely small solution size and low power dissipation. The BQ24091DGQT is ideal for portable consumer electronic applications, such as mobile phones, PDAs, MP3 players, digital cameras and other handheld devices that require a secure, reliable power source with low power dissipation.

The BQ24091DGQT is comprised of a 4.5V to 16V input range with high efficiency linear switching regulation and thermal regulation. The BQ24091DGQT utilizes a synchronous buck topology for high voltage step-down operation and is available in various options such as the fast charge, high efficiency, and low dropout (LDO) regulated. The high efficiency switching power stage enables a much faster charging time with no compromise in battery life.

The BQ24091DGQT also features a low current shutdown and overvoltage protection to protect the battery from being overcharged. The PMIC also includes a selectable current limit to protect the battery during high current load conditions and to prevent any potential damage to the battery due to overloading. The overvoltage protection ensures the battery is charged safely. The BQ24091DGQT also features a charge timer and battery temperature monitor which help increase the battery\'s life by shutoff when the set time or temperature is reached.

The BQ24091DGQT is an ideal solution for applications where space and power consumption are of primary importance, such as cell phones and digital cameras. This PMIC - Battery Chargers offers an extremely small solution size, low power dissipation and cost-effective solution, making it ideal for battery charging in portable consumer electronic applications. It is designed to provide a reliable, secure power source with low power dissipation.

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