TPS2829DBVTG4

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Power Management Integrated Circuits (PMIC) are an integral element of modern electronic circuits, contributing to the efficient and reliable operation of systems by providing dedicated components for specific tasks related to system power and voltage. Gate drives are a critical part of power management, enabling rapid switching of the high current and voltages necessary for operating a device. The TPS2829DBVTG4, a Monolithic Dual High-Side and Dual Low-Side N-Channel MOSFET Driver, is a capable and reliable gate driver, ideal for high-side and low-side MOSFET applications.

Application Field

The TPS2829DBVTG4 is a dedicated driver for MOSFET applications, making it an ideal choice in highly efficient power delivery systems. The device is specifically designed to support high-side and low-side switches, with peak output currents of up to 1.3A and maximum operating frequencies of up to 10MHz, providing fast and smooth switching. The device is also incredibly flexible, offering two types of power supply voltage input configurations, allowing for a wide range of applications. It also features a wide common-mode input range, so it is compatible with both system supply and battery operated applications. The built-in high ESD protection and reverse-battery protection make it a very robust, reliable driver. The TPS2829DBVTG4 is perfect for powering high efficiency switch mode power supplies, DC-DC converters, motor drives, and various other applications that require fast and reliable power switching.

Working Principle

The TPS2829DBVTG4 features a wide common-mode input range and four open-drain outputs allowing for the driving of external n-channel MOSFETs. The device operates with a supply voltage of 4.5V to 18V and a quiescent current of typically 90μA, making it a very power efficient and reliable device. The peak output current is rated up to 1.3A, at which point the device will be disabled until the output current decreases. The device features an enable/disable function that permits the outputs to be enabled or disabled with a logic low signal. The TPS2829DBVTG4 is also equipped with an under voltage lock-out circuit which will prevent the outputs from switching until the input voltage has risen above the start-up threshold.

The TPS2829DBVTG4 offers excellent dynamic characteristics, with a maximum operating frequency of up to 10MHz, providing fast and smooth switching of loads. The device has a propagation delay of 3ns (typ), making it suitable for applications that require fast transitions. The TPS2829DBVTG4 also features built-in ESD protection and reverse-battery protection that guards the internal circuitry of the device from potentially harmful conditions, providing a level of protection that makes it suitable for a wide variety of applications.

The combination of features offered by the TPS2829DBVTG4 makes it an ideal solution for high-side and low-side MOSFET applications, providing a robust and reliable driver for powering efficient and safe power delivery systems. The device is perfect for powering high efficiency switch mode power supplies, DC-DC converters, motor drives and various other applications that require fast and reliable power switching. With a wide range common-mode input range, peak output current of up to 1.3A, and its protection features, the TPS2829DBVTG4 is an excellent choice for many applications.

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