XC9271B085QR-G

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

Introduction

The XC9271B085QR-G is an advanced DC-to-DC switching regulator that converts a single input voltage supply up to 28V into a regulated output voltage. This device features high efficiency, fast transient response, low output noise and low power dissipation. This switching regulator can be used with a variety of industrial or automotive applications, including AV equipment, displays, medical instrumentation and portable communication devices.

Application Field

The XC9271B085QR-G DC-to-DC switching regulator can be used with a variety of industrial and automotive applications. In particular, the XC9271B085QR-G is suitable for applications that require high efficiency, fast transient response, low output noise, low power dissipation and high reliability. These applications include power supplies for audio/video equipment, displays, medical instrumentation, portable communication devices, automotive infotainment systems and lighting systems. The device also has a low quiescent current of only 8mA and a wide temperature range of -40 to +85°C meaning that it is also suitable for car and battery-powered applications.

Working Principle

The XC9271B085QR-G is a DC to DC switching regulator which works by controlling a pulse width modulated (PWM) output. It uses a current-mode control scheme that can provide a fast transient response with low input and output capacitance. The device also features a low current ripple and low output noise. The operating frequency of the XC9271B085QR-G can be adjusted by changing the external components in the circuit or through configuration settings.

The device contains an internal logic which optimises its operation when used in an adjustable voltage application. This optimisation is carried out by controlling the output voltage in step of a minimum of 0.5%, which allows for an accurate setting of the output voltage. In addition, the XC9271B085QR-G has an overvoltage protection function that can be set by adding an external resistor.

The XC9271B085QR-G is also capable of powering multiple outputs from a single input. This is done using two dedicated control pins, OUT0 and OUT1. The two outputs can be used to independently power two different devices, or they can be used in parallel to power a single device. The available output current is specified at the time of ordering and depends upon the particular device variant.

In addition to providing a regulated output voltage, the XC9271B085QR-G features various features, including a soft start function, a power good indication and an adjustable feedback. The device also has secondary outputs which can be connected in various ways, allowing it to control other peripherals. The XC9271B085QR-G also includes diagnostic functions, such as temperature monitoring, input voltage monitoring and output voltage monitoring.

Conclusion

The XC9271B085QR-G is a DC-to-DC switching regulator designed for use in a variety of industrial and automotive applications. The regulator is highly efficient, has fast transient response times, low output noise and low power dissipation. The device also allows for the powering of two devices from a single input, offers adjustable voltage and feedback settings and contains several diagnostic functions. As such, the XC9271B085QR-G is perfectly suited to power supplies for audio/video equipment, displays, medical instrumentation and portable communication devices.

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