LP2988IMM-3.0

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The LP2988IMM-3.0 is a low-noise, low-dropout, voltage regulator from Texas Instruments. It is categorized as a low dropout voltage regulator. This voltage regulator has an adjustable output voltage and can provide up to 1.5 Amps of current and operates over an adjustable output voltage range of 3.0 V to 45 V. It has low 98 mV quiescent current, making it an ideal choice for power-sensitive applications. The LP2988IMM-3.0 also includes an enable pin, which allows it to be activated or deactivated using logic signals, enabling power savings and flexible system design.

The LP2988IMM-3.0 belongs to the PMIC (Power Management Integrated Circuit) group of voltage regulators. It is classified as a linear regulator, which is a type of voltage regulator that outputs the same voltage regardless of the amount of current required. It operates by continuously monitoring the input voltage and automatically adjusting the output voltage accordingly to keep it at the desired level. The output voltage is set to a stable voltage at all times, within the given voltage range.

The LP2988IMM-3.0 is one of the most popular voltage regulators for power-sensitive applications due to its low noise output and low quiescent current. Its highly efficient current transfer ratio ensures that it can handle high current spikes without compromising the output voltage. This makes it ideal for applications such as mobile devices, notebooks, digital camera and battery chargers. It is also widely used in automotive electronics and consumer applications such as LED lighting systems, computers and television/audio receivers.

The LP2988IMM-3.0 operates in three main modes: a normal mode, a shutdown mode, and a sleep mode. In normal mode, the output voltage is adjusted to the specified level, and in shutdown mode the output voltage is reduced to 0 V and the regulator is disabled. In sleep mode, the output voltage is decreased to a lower level, and the regulator is disabled. This mode is used to reduce the current consumption of the system, which can be useful in battery-operated systems where power conservation is needed.

In addition, the LP2988IMM-3.0 has protection features such as current limit, over-temperature and over-voltage protection. The current limit protection is provided for the output current protection, and the over temperature protection is used to protect the output voltage from being damaged by operating in too high temperature conditions. The over-voltage protection is designed to protect the device from being damaged by an over-voltage input.

The LP2988IMM-3.0 is a simple and reliable voltage regulator, ideal for power-sensitive applications. Its low noise output, low quiescent current, and multiple protection features make it an ideal choice for a wide range of applications. It can be used in both industrial and consumer applications, and its highly efficient current transfer ratio ensures that it can handle high current spikes without compromising the output voltage.

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