FAN48632BUC33X

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The FAN48632BUC33X is a special purpose voltage regulator from the PMIC (Power Management Integrated Circuit) variety of voltage regulators. It is used when more accurate and stable voltage sources are required. FAN48632BUC33X regulates output voltage and current for microprocessors and other sensitive components. It also offers current limiting, thermal protection, and other specialized features.

The FAN48632BUC33X consists of a low dropout (LDO) voltage regulator, a MOSFET switch and a small-signal N-channel MOSFET. It provides two output voltages with an accuracy of ±1%. It is specifically designed to be able to tolerate over-voltage and over-current on its output. The switch is used to control the voltage output of the LDO.

The FAN48632BUC33X offers a wide range of output voltages from 0.6V to 8.0V, adjustable with an external voltage divider. It can be either enabled or disabled with an external control signal. The integrated protection features protect sensitive loads from excessive current, over-voltage and thermal stress. The device also includes a power good signal that indicates when the voltage is valid.

The working principle of the FAN48632BUC33X is quite simple. It takes input power, often from an AC adapter or a battery, and regulates the output voltage and current. The LDO regulates the input voltage to the output according to its set voltage. The MOSFET switch is used to control the output voltage. When the switch is turned on, the LDO will adjust the voltage to the target voltage setting, irrespective of the input voltage. When the switch is off, the voltage will remain at the last programmed value.

The FAN48632BUC33X is used in a variety of applications, ranging from automotive to consumer electronics. In automotive applications, it is used to regulate the power output from an alternator. It is used to provide power to the audio system, the infotainment system, and the climate control system. In consumer applications, it is used in laptops, mobile phones, and tablets to regulate the input power from the AC adapter. It is also used in printers and other small electronic devices.

The FAN48632BUC33X is a useful and versatile voltage regulator, capable of handling a wide range of input and output voltages. Its robust protection features make it a great choice for supporting sensitive and power-hungry devices. With its wide voltage range, it is suitable for use in a variety of applications, from automotive to consumer electronics.

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