LP3984IMFX-1.8

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LP3984IMFX-1.8 is a low drop-out (LDO) regulator specifically designed for handheld applications. It is an integrated voltage regulator from Linear Power Management Integrated Circuit (PMIC) which is designed to provide users the ability to set a regulated voltage at any level below the input supply voltage. This efficiency allows designers to have a flexible, low-noise regulated voltage source despite their application\'s low input supply voltage. The device is available in a small package, which further reduces its required footprint.

LP3984IMFX-1.8 belongs to the Linear voltage regulators and it has numerous applications in various end-user products and systems. It is designed to fit in the majority of space constrained applications such as cellphones and tablets. Besides, it is also suitable in various low power applications, including portable media players, digital cameras, and gaming systems. This device also has high single-supply efficiency, and is able to work with input voltages up to 6V with a maximum current of up to 175mA.

LP3984IMFX-1.8 supports ultra-low-noise, high PSRR and high-accuracy enablement for the most demanding applications. The device also includes adjustable output voltage and a wide operating temperature range from –40°C to +85°C, making it suitable for a variety of environments. Additionally, this integrated circuit also incorporates adaptive on-time control, assuring an output voltage accuracy of better than +0.2%. The device is protected by a variety of features such as current-limit protection, thermal shutdown and peak current-limit protection. Besides, it is also protected against reverse-battery failure, making this device even more reliable and extends its life span.

As for its working principle, LP3984IMFX-1.8 takes advantage of the linear regulation technique. This technique involves the transforming of input voltage source into a precise regulated output voltage using resistive components, inductor-capacitor, or other combinations. This technique operates in two ways; the voltage-regulating mode and the over-voltage protection mode. In the regulating mode, the output voltage is maintained by adjusting the output current which enters the current amplifier and the output capacitor. In the protection mode, any voltage beyond the preset regulated voltage will be limited so that the output voltage is kept within the safe level. This technique allows for an efficient and precise regulation of output voltage to a wide range of voltage levels.

The LP3984IMFX-1.8 extends its application to a variety of systems. For example, cellphones, tablets and gaming systems can take advantage of its efficiency and reliability. This integrated circuit provides low noise, low power consumption and high current consumption capabilities, making it suitable for the majority of applications. Furthermore, it also supports a wide temperature range and features a variety of protection features.

In conclusion, LP3984IMFX-1.8 is a voltage regulator designed to provide users with a range of features and reliability. Its linear regulation technique ensures precision output voltage to a range of applications, while its additional features provide protection against abnormal conditions. All these features make this integrated regulator a reliable, efficient and versatile solution for many applications.

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