XC9252A08AVR-G Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The XC9252A08AVR-G is a two-channel, 3 MHz, synchronous step-down switching DC–DC controller. It features a wide input voltage range that enables it to be used for applications with an input voltage of up to 42 V. The XC9252A08AVR-G has a wide range of programmable features, such as overcurrent protection, overvoltage protection, programmable soft-start and fast transient response, which makes it suitable for a variety of applications.

Application Fields

The XC9252A08AVR-G is highly suitable for voltage regulation, constant current, constant-voltage power supply and other power management applications. It is mainly used for automotive applications, communications, consumer and industrial applications. In automotive applications, the XC9252A08AVR-G can be used to realize synchronous step-down DC–DC conversion from 12 V or 24 V supplies.

In communications, the XC9252A08AVR-G can be used to provide low voltage supply, usually 5 V or 3.3 V, while the 12 V or 24 V input supplies are widely used in rail transportation and industrial communication equipment. In consumer applications, the XC9252A08AVR-G can be used to provide low voltage supplies for a variety of consumer electronic products such as digital cameras, portable media players, and mobile phones. In industrial applications, the XC9252A08AVR-G can be used to provide regulated voltages to power industry-level control equipment, such as servo control systems.

Working Principle

The XC9252A08AVR-G works on the principle of pulse width modulation (PWM). The controller utilizes a fixed frequency, current-mode control architecture to generate a square wave output with the duty cycle adjusted to control the output voltage or current. The controller includes two channels, one for positive output and one for negative output, allowing for application flexibility.

The XC9252A08AVR-G has built-in features for setting the voltage, current and frequency of operation. The operating frequency can be varied between 0.65 MHz and 3MHz. The XC9252A08AVR-G supports up to four programmable output voltage settings and three factory set voltage settings, enabling multiple output voltage range adjustments. It also provides over-current protection that limits the current flowing through the output MOSFETs and an over-voltage protection that prevents overload on output power supplies.

The XC9252A08AVR-G supports series topologies, a wide input voltage range of 4.5 V to 42 V, and a dual-channel approach that allows for synchronous operation, allowing for multiple output voltage range adjustments in applications with high input voltages. The XC9252A08AVR-G also includes a programmable soft-start circuit with a fast transient response, and it has built-in circuit protection features such as over current protection and overvoltage protection.

Conclusion

The XC9252A08AVR-G is a versatile two-channel, 3 MHz, synchronous step-down switching DC – DC controller with a wide range of programmable features. Its wide input voltage range and features such as over-current protection and overvoltage protection make it suitable for a variety of applications, including automotive, communications, consumer and industrial applications.

The specific data is subject to PDF, and the above content is for reference