LP3961EMPX-1.8

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LP3961EMPX-1.8 is a kind of power management integrated circuit (PMIC) voltage regulator, belonging to the linear voltage regulator category.

LP3961EMPX-1.8 has a wide input voltage range, working from a minimum of 2.5V to a maximum of 15V. It has a fixed output voltage of 1.8V and an adjustable output voltage between 1.8V and 5.5V. The adjustable output feature allows the user to set the output voltage to their desired level without having to purchase multiple devices with different fixed output voltages.

LP3961EMPX-1.8 also features output current capability up to 300mA and thermal shutdown protection for safety. The device also has an active high-side reset output that can be used to reset system components or to flush data from memory.

The work principle of LP3961EMPX-1.8 is based on the voltage regulation. When the input voltage is higher than the output voltage, the controller turns on the internal MOSFET, controlling the current through the output and stabilizing the output voltage. The MOSFET will be turned off if the input voltage is lower than the output voltage, which means no current will flow through the MOSFET.

LP3961EMPX-1.8 has a wide range of applications in consumer electronic products, high/low voltage power supplies, industrial and automotive electronics, and communication systems. The device is especially suitable for digital products with high noise immunity requirements, such as notebook computers and tablet PCs.

The LP3961EMPX-1.8 device has become popular among system designers who need a low-noise, adjustable voltage regulator with high efficiency and excellent performance. The device is also inexpensive due to its low component costs, making it an attractive choice for embedded designs.

The LP3961EMPX-1.8 is designed to meet the stringent requirements of the industrial, consumer, and automotive applications. The device has a wide temperature range, and its quiescent current is significantly low making it ideal for low power applications. The device also has excellent surge protection, which makes it suitable for most power supply applications.

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