ISL8271MBIRZ

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DC-DC converters function by converting a source of direct current voltage from one level to another. They are used in a wide range of applications, from battery charging to supplying power for point-of-load (POL) regulation. A good example of this type of converter is the ISL8271MBIRZ. This component is widely used in various applications requiring different levels and types of power.

The ISL8271MBIRZ is an integrated dual channel, low quiescent current synchronous buck converter with integrated MOSFETs. It includes two separate converters with separate supply pins that can deliver up to 1A and 2A output current, respectively. Each channel can be independently enabled or disabled by controlling its enable pin. It also includes power save mode (PSM) support and can achieve up to 85% efficiency.

The device’s wide input voltage range of 4.5V to 19V is suitable for a multitude of applications such as home automation, portable devices, automotive and industrial applications. The low switching frequency of 400kHz and low quiescent current of 20 uA makes it an ideal solution for battery-based applications as it can increase system runtime.

The ISL8271MBIRZ works on the same principle as other dc converters. It takes in a DC voltage at its input and converts it to a desired voltage at its output. The output voltage is regulated by the switching duty cycle of the converter’s internal power switches. The ISL8271MBIRZ has integrated MOSFETs which allows it to switch at much lower switching frequencies than other converters.

The ISL8271MBIRZ can be used in a variety of applications requiring different levels of power and voltage, such as powering microcontrollers, RF transceivers and LEDs. It is suitable for automotive, factory automation, high-reliability industrial applications, battery-operated medical and portable consumer applications. It is also used in regulating backups in telecom power systems, as well as in applications requiring low temperature operation scenarios.

The ISL8271MBIRZ can be used in a buck, boost or buck-boost configuration. This wide range of operating modes allows for high level of design flexibility. The device also comes with integrated protection features such as cycle-by-cycle current limiting, thermal shut down, overvoltage, and undervoltage protection. This ensures safe and reliable operation for a wide range of applications.

The ISL8271MBIRZ is a versatile and low quiescent current DC-DC buck converter that is ideal for a wide range of applications. With its wide input voltage range, low switching frequency, integrated MOSFETs, and protection features, it can improve system efficiency and reduce power consumption, while providing reliable operation for a variety of industrial, medical, and consumer applications.

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