LP2951ACMX-3.3

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The LP2951ACMX-3.3 is a low-dropout linear regulator system. It is part of the low-dropout regulators family of devices. This system is designed for a wide range of applications, from small, portable, battery-powered devices to high-current and high-efficiency industrial systems.

LP2951ACMX-3.3 provides an adjustable output voltage with a wide line and load range of 3.1V to 24.0V. This low-dropout regulator utilizes a current-mode, pulse-width-modulated (PWM) architecture and is designed to dissipate up to 1W. It has been designed with high-precision AC/DC synchronous rectifier circuit, providing wide input-voltage range and fast transient response. The low-dropout regulator also has a wide output current range from 20mA to 1.5A and an operating frequency of 200kHz.

The LP2951ACMX-3.3 is suitable for portable and battery-powered devices that rely on an ultra-low quiescent current for long life and a wide input voltage range for low power operation. The linear regulator has a very low dropout voltage of just 250mV and moderate power dissipation. It is also highly efficient, with an on-resistance of 240mΩ typical at 25°C.

The LP2951ACMX-3.3 has an internal soft-start ramp generator feature and power-on-reset circuitry. It also has an adjustable current limit, short-circuit protection, thermal shutdown and reverse-current protection. The device also comes with an overtemperature protection function to prevent over-temperature shutdown. The low-dropout system is designed to meet the requirements of the EN 55032 standard for low-power systems.

In terms of working principle, the LP2951ACMX-3.3 works on the same basic principle as other linear regulators. This regulator accepts a regulated voltage, such as a DC or AC mains or battery voltage, and refines the input voltage to achieve a regulated output voltage. The LP2951ACMX-3.3 works by sensing the output voltage and comparing it to a reference voltage. If the output voltage exceeds the reference voltage, the regulator decreases the amount of current being supplied to maintain the desired output voltage.

The LP2951ACMX-3.3 can be used in a variety of applications, including portable battery-powered equipment, AC/DC power supplies, used in automotive, consumer electronics, and industrial applications. Its high precision voltage regulation, low power dissipation and high efficiency make it an ideal choice for many applications. The system is UL recognized, EMC compliant and RoHS certified. The LP2951ACMX-3.3 is also backed by a 5-year warranty.

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