LT1952EGN#PBF

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The LT1952EGN#PBF is a monolithic synchronous buck switching regulator controller which is capable of delivering up to 2A of continuous output current. It offers a wide range of control features which makes it suitable for a variety of applications related to voltage regulation. This application note will discuss the features, applications, and working principle of LT1952EGN#PBF in the category of PMIC - Voltage Regulators - DC DC Switching Controllers.

Features of LT1952EGN#PBF

The LT1952EGN#PBF offers a wide range of features to suit its application in PMIC - Voltage Regulators - DC DC Switching Controllers. These include but are not limited to:

• Wide Input Range of 3V to 40V
• Balanced Current Sharing with Integrated MOSFET Driver
• Asymmetric Synchronous Buck Topology
• Soft-start for.Overload Protection
• Programmable Oscillator Frequency from 150kHz to 750kHz
• Programmable Output Voltage Tolerance to ± 5% or better
• Programmable Fault Time-out
• Programmable Current-limit
• Over-Temperature Protection

Applications of LT1952EGN#PBF

The LT1952EGN#PBF is suitable for a variety of applications related to voltage regulation. It is suitable for any application where a wide input range and precise control over output voltage is required. It is especially suited for applications such as:

• portable computers, game consoles and other DC/DC applications
• software-defined voltage regulation
• LED lighting and automotive applications
• point of load and multi-phase static power supplies

The LT1952EGN#PBF is also available as an integrated circuit which combines the main controller, MOSFET driver, oscillator and compensation network in one compact package.

Working Principle of LT1952EGN#PBF

The LT1952EGN#PBF is a monolithic synchronous buck switching regulator controller which utilizes an asymmetric synchronous buck topology to regulate output voltage. It uses a dual oscillator design to synchronize the signals, and the buck element is integrated into the design for maximum efficiency and precise control. The output voltage is regulated by a combination of current sensing, voltage regulation loop and programmable soft-start functionality. The controller switches at a frequency of between 150kHz and 750kHz, depending on the input voltage and duty cycle. The controller is protected from overloads and short circuits by a programmable current-limit feature, and is protected from over-temperature conditions with an over-temperature protection feature.

In conclusion, the LT1952EGN#PBF is an integrated monolithic synchronous buck switching regulator controller which is suitable for a variety of applications related to voltage regulation, and is suitable for use in PMIC - Voltage Regulators - DC DC Switching Controllers.

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