SG2524N

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The SG2524N is a three-terminal voltage regulator and switching controller ideal for use in a variety of DC/DC applications. This device combines both the features of an on-board voltage regulator and a DC/DC switching controller. It is designed specifically to provide an interface between an external controller and a low-pressure-drop switch-mode load supply. This device is highly efficient and small in size which allows it to fit in tight spaces.

The device is suitable for a wide range of DC/DC applications such as automotive power supplies, LED drivers, high-density portable devices, computer motherboards, and telecommunication systems. It features a wide input voltage range from 4.5V to 25V, a fixed voltage output range from 0.8V to 20V, and adjustable output voltages from 0.8V to 21V. It also has a wide thermal range of operation. It has a typical switching frequency of 10kHz to 500kHz.

The SG2524N has an integrated error amplifier, start-up detection circuitry, internal dead time circuitry, and high-side and low-side high-speed gate drivers. The device’s high-side gate driver can tolerate voltages up to 100V. It offers low external component count and allows for easy inter-changeability as it offers a wide range of features that can be tailored to customer requirements.

The SG2524N offers several external connections to customize control of the circuit’s efficiency, including the start-up or synchronization pin, the voltage feedback pin, and the current limit pin. The device supports a variety of circuit topologies and can be used in both step-down and step-up configurations. Its modulation scheme eliminates need for an external frequency compensation network and results in improved power supply design reliability.

The SG2524N employs a wide range of protection features to ensure safe and reliable operation of the circuit. These protection features include over temperature protection, under voltage protection, over voltage protection, and invulnerable opto-isolated feedback. The device also has an automatic power-down mode to reduce power consumption. It also offers an adjustable current limit feature.

In conclusion, the SG2524N is a highly efficient and reliable switching controller for use in a variety of DC/DC applications. It offers low external component count and features a wide range of protection features to ensure safe and reliable operation. Its integrated error amplifier and current limit feature make it an easy to use and efficient tool for a wide variety of design applications.

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